CN110789248B - Encrypted anti-counterfeiting element - Google Patents

Encrypted anti-counterfeiting element Download PDF

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Publication number
CN110789248B
CN110789248B CN201910966581.7A CN201910966581A CN110789248B CN 110789248 B CN110789248 B CN 110789248B CN 201910966581 A CN201910966581 A CN 201910966581A CN 110789248 B CN110789248 B CN 110789248B
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China
Prior art keywords
character
base material
face
information
printed
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CN110789248A (en
Inventor
辛科
宁焕成
罗鹏
刘萃
郑家军
王燕
马健
杨秀菊
杨帆
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China Banknote Printing Technology Research Institute Co ltd
China Banknote Printing and Minting Group Co Ltd
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China Banknote Printing Technology Research Institute Co ltd
China Banknote Printing and Minting Corp
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29—Securities; Bank notes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/305—Associated digital information
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/309—Photographs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/346—Perforations

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  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Printing Methods (AREA)

Abstract

The invention provides an encryption anti-counterfeiting element, which comprises: the stock, there is at least one kind of note face characteristic on the stock; at least one machined feature disposed on at least one face of the substrate, the at least one machined feature being derived from the at least one face feature according to the first encryption rule. The scheme provided by the invention can effectively improve the anti-counterfeiting capacity, increase the counterfeiting difficulty of the encrypted anti-counterfeiting element, simplify the identification operation and improve the user experience.

Description

Encrypted anti-counterfeiting element
Technical Field
The invention relates to the technical field of anti-counterfeiting, in particular to an encryption anti-counterfeiting element.
Background
In daily life, people often use money, currency notes and the like with use values, but some lawbreakers often forge the money and the currency notes to obtain improper benefits, so that losses are brought to other people. Therefore, people need to identify the authenticity of currency and currency notes during transaction, different anti-counterfeiting modes can be adopted during the printing of currency rolls, for example, in the prior art, a patent with publication number CN105803856A proposes an anti-counterfeiting paper, a plurality of micropores are positioned and punched in a set area of the anti-counterfeiting paper by a laser, the micropores form numbers, diamonds or other patterns, the micropore patterns have single-color or multi-color pearl effect under reflected light and have micropore patterns or character effects with different visible degrees under transmitted light so as to realize the anti-counterfeiting of the anti-counterfeiting paper, a patent with publication number CN201824668U proposes an anti-counterfeiting printed product, partial characters in a character string on a carrier of the anti-counterfeiting printed product have a corresponding quantity relationship with the structural characteristics of the micropores on the carrier of the anti-counterfeiting printed product, and an identifier corresponds the characters in the character string with the quantity of the structural characteristics of the micropores in the printed product, the anti-counterfeiting effects of the technologies such as laser micropore printing, pearl printing and the like in the production of anti-counterfeiting paper in the prior art are single, the corresponding relation between the number of the characters and the structural characteristics with micropores is too simple and visual, the counterfeiting difficulty is low, the counterfeiting cost is low, and the loss to users is easy to cause.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
In view of the above, the present invention provides an encryption security element.
In order to achieve the above object, the technical solution of the present invention provides an encryption anti-counterfeit element, including: the stock, there is at least one kind of note face characteristic on the stock; at least one machined feature disposed on at least one face of the substrate, the at least one machined feature being derived from the at least one face feature according to the first encryption rule.
According to the encryption anti-counterfeiting element provided by the invention, each encryption anti-counterfeiting element has different face characteristics by arranging at least one face characteristic on the base material, so that the encryption anti-counterfeiting elements have uniqueness, and the authenticity of the encryption anti-counterfeiting element is identified by the independent face characteristics of each encryption anti-counterfeiting element, wherein the base material is also provided with at least one processing characteristic, on the basis, at least one face characteristic obtains at least one processing characteristic according to a first encryption rule, so that at least one processing characteristic of the encryption anti-counterfeiting element and at least one face characteristic have a uniquely determined corresponding relation according to the first encryption rule, so that at least one processing characteristic has uniqueness, and can be distinguished according to at least one processing characteristic when the authenticity is identified, thereby improving the counterfeiting cost, and particularly, the face characteristic is detected by utilizing an identification device or instrument, if the obtained information is consistent with the processing characteristics, the encrypted anti-counterfeiting element can be judged to be true, if the obtained information is inconsistent with the processing characteristics, the encrypted anti-counterfeiting element can be judged to be false, it needs to be emphasized that the anti-counterfeiting form of the processing characteristics obtained through the first encryption rule according to the face characteristics improves the counterfeiting difficulty and the counterfeiting cost, specifically, when the encrypted anti-counterfeiting element is identified, the face characteristics need to be identified by utilizing identification equipment, the information encrypted through the first encryption rule in the face characteristics is obtained, the obtained encrypted information is compared with the processing characteristics, and the authenticity is identified.
Wherein, the face characteristic can be selected at random, and first encryption rule can select different encryption forms according to the face characteristic of difference, has richened encryption anti-fake element's anti-fake form and anti-fake effect to further improvement encryption anti-fake element's the degree of difficulty.
The number of the face features can be one type or multiple types, the number of the processing features can be one type or multiple types, multiple types of processing features can be obtained according to a first encryption rule according to one type of face features, and each type of face features can also be obtained according to the first encryption rule.
When the processing characteristics are various, different processing characteristics can be arranged on each face, and a plurality of different processing characteristics can be arranged on any face of the base material.
The character of the face of the card specifically includes but is not limited to the fiber texture of the base material, the geometric characteristics of the distribution of the colored fibers or fluorescent fibers in the base material, and the relative position relationship of pictures and texts in different printing procedures; processing characteristics include, but are not limited to: the printing number, the two-dimensional code and the pattern or the number formed by the laser micropores on the surface of the base material.
In the above technical solution, the face characteristics include one or a combination of the following: the fiber characteristics under the preset position of the base material and the position relation between at least two pieces of seal order graphic text information in the face of the base material.
In the technical scheme, the face characteristic is arranged at a preset position on the base material, on one hand, the preset position on the base material is arranged at a local position on the base material to reduce the setting range of the face characteristic, thereby reducing the processing cost, on the other hand, when the user identifies the authenticity, only the face characteristic at the preset position of the base material is identified, thereby improving the identification speed, specifically, the face characteristic is one or more combinations in the position relationship between at least two seal sequence graphic and text information in the face of the fiber characteristic and the base material, the position relationship between at least two seal sequence graphic and text information in the face of the fiber characteristic and the base material is identified, thereby identifying the authenticity of the encrypted anti-counterfeiting element, the processing characteristic can be obtained through a first encryption rule through one or more different face characteristics in the position relationship between at least two seal sequence graphic and text information in the face of the fiber characteristic and the base material, therefore, the processing characteristic and the face characteristic have the unique and determined corresponding relation, and the counterfeiting difficulty of the encryption anti-counterfeiting element is improved.
Wherein each print order graphic information includes, but is not limited to, graphic information printed through an offset printing process, graphic information printed through an intaglio printing process, graphic information printed through a screen printing process, and graphic information printed through a relief printing process.
It can be understood that when the substrate enters the printing machines of different printing procedures, the positioning of the substrate in the printing machines is different, so that the position relation between the image-text information printed by different printing procedures is random, and the imitation difficulty of the encrypted anti-counterfeiting element can be effectively improved by generating the processing characteristic through the random printing procedure image-text information.
In the above technical scheme, the face characteristic is a geometric characteristic of at least one fiber in a preset position in the base material, wherein the fiber specifically includes: material fiber of the base material and release fiber of the base material.
In the technical scheme, the face characteristic of the paper is the geometric characteristic of at least one fiber in the preset position, so that when the authenticity of the encryption anti-counterfeiting element is identified, the authenticity of the encryption anti-counterfeiting element is judged through the identification of the geometric characteristic of at least one fiber in the preset position in the base material.
The fibers may be fibers of the material (i.e., material fibers of the base material) used to manufacture the security element itself, such as wood fibers and cotton fibers, or fibers of other materials (i.e., release fibers of the base material) may be incorporated into the manufacture of the security element to identify the security element by using a plurality of different fiber characteristics.
In the above technical solution, the number of the fibers is one, and the geometric characteristic of at least one fiber is the projection length of one fiber in the length direction of the base material and the projection length of the fiber in the width direction of the base material; and/or the geometric characteristics are the length and width of the smallest rectangle covering a fiber and the smallest angle between the smallest rectangle and the length direction of the substrate.
In the technical scheme, the number of the fibers is one, and according to the projection length of the fibers in the length direction of the base material and the projection length of the fibers in the width direction of the base material, the processing characteristics are obtained through a first encryption rule, or the processing characteristics are obtained through the length and the width of a minimum rectangle covering one fiber, and the minimum included angle formed between the minimum rectangle and the length direction of the base material according to the first encryption rule, or the processing characteristics are obtained through the projection length of the fibers in the length direction of the base material, the projection length of the fibers in the width direction of the base material, the length and the width of the minimum rectangle covering one fiber, and the minimum included angle formed between the minimum rectangle and the length direction of the base material according to the first encryption rule, so that the identification of the encrypted anti-counterfeiting element is facilitated.
In the above technical solution, the number of the fibers is multiple, wherein at least one of the fibers has a geometric characteristic that a projection length of a midpoint connecting line of any two fibers in a length direction of the base material and a projection length of a midpoint connecting line of any two fibers in a width direction of the base material; and/or the geometric characteristic of at least one fiber is that the minimum included angle is formed between the midpoint connecting line of any two fibers and the length direction of the base material; and/or the geometric feature of at least one fiber is the textured shape formed by the plurality of fibers.
In the technical scheme, the number of the fibers is multiple, and the processing characteristics are obtained through a first encryption rule according to the projection length of the midpoint connecting line of any two fibers in the length direction of the base material and the projection length of the midpoint connecting line of any two fibers in the width direction of the base material; or the processing characteristics are obtained according to a first encryption rule through a minimum included angle formed between a midpoint connecting line of any two fibers and the length direction of the base material, specifically, when the encryption anti-counterfeiting element is identified by using identification equipment or an instrument, if the information obtained according to the geometric characteristics of any two fibers is consistent with the processing characteristics, the encryption anti-counterfeiting element can be judged to be true, otherwise, the encryption anti-counterfeiting element is judged to be false; or the processing characteristics are obtained through the first encryption rule according to the projection lengths of the midpoint connecting lines of any two fibers in the length direction of the base material and the width direction of the base material and the minimum included angle formed between the midpoint connecting line of any two fibers and the length direction of the base material, so as to identify the authenticity of the encrypted anti-counterfeiting element; or the texture shape formed by the plurality of fibers is used for judging the authenticity of the encryption anti-counterfeiting element, for example, if the plurality of fibers form a circle, the processing characteristic can be obtained according to the geometrical characteristic of the circle according to the first encryption rule, specifically, when the encryption anti-counterfeiting element is identified by an identification device or an instrument, if the information obtained according to the geometrical characteristic of any circle is consistent with the processing characteristic, the encryption anti-counterfeiting element can be judged to be true, otherwise, the encryption anti-counterfeiting element is judged to be false.
In the above geometric characteristics of at least one fiber, any two or three of the above geometric characteristics may be selected, and the processing characteristics may be obtained according to the first encryption rule. In the above technical solution, the positional relationship between at least two pieces of signature information in the face of the base material specifically includes: the minimum distance between any two pieces of printed sequence graphic information in the length direction of the base material; and/or the minimum distance of any two pieces of printed graphic and text information in the width direction of the base material; and/or an included angle is formed between a connecting line between any two pieces of seal order image and text information and the length direction of the base material; and/or an included angle is formed between a connecting line between any two pieces of printed sequence picture and text information and the width direction of the base material.
In the technical scheme, the position relationship between two printed sequence chart information in the face of the base material comprises various different conditions, and the processing characteristics are obtained through a first encryption rule according to the position relationship between one or more kinds of two printed sequence chart information; or the position relation between the two pieces of sequencing printed image and text information is the minimum distance between any two pieces of sequencing printed image and text information in the width direction of the base material, and the processing characteristics are obtained under the first encryption rule according to the minimum distance between any two pieces of sequencing printed image and text information in the width direction of the base material; or the position relation between the two pieces of sequence printing graphic and text information is an included angle formed between a connecting line between any two pieces of sequence printing graphic and text information and the length direction of the base material, and the processing characteristics are obtained under the first encryption rule according to the included angle formed between the connecting line between any two pieces of sequence printing graphic and text information and the length direction of the base material; or the position relation between the two pieces of sequence printing graphic and text information is an included angle formed between a connecting line between any two pieces of sequence printing graphic and text information and the width direction of the base material, and the processing characteristics are obtained under the first encryption rule according to the included angle formed between the connecting line between any two pieces of sequence printing graphic and text information and the width direction of the base material.
It should be noted that the position relationship between at least two pieces of the ordering graphic information may be a combination of any two, a combination of any three, or a combination of all the above four position relationships.
In the above technical solution, the first encryption rule is a correspondence between the face characteristic and the character information, and at least one face characteristic generates the character information according to the first encryption rule.
In this technical scheme, through the face of the note characteristic according to first encryption rule generation character information, make the information in character information and the processing characteristic correspond to do benefit to the differentiation of the true and false of encryption anti-counterfeiting component, and improve encryption anti-counterfeiting component's anti-fake effect, specifically, when discerning encryption anti-counterfeiting component through identification equipment or instrument, can obtain corresponding character information according to face of the note characteristic, if character information is unanimous with the processing characteristic, then explain encryption anti-counterfeiting component is true, otherwise encrypt anti-counterfeiting component and be false.
In the above technical solution, at least one face characteristic generates character information according to a first encryption rule, and specifically includes: at least one face characteristic generates a plurality of binary bytes according to a first encryption rule; generating decimal digits according to the number of the same kind of digits in each binary byte, and taking the decimal digits as character information; or generating decimal digits according to the digits of the preset digits of the decimal digits corresponding to each binary byte, and taking the decimal digits as character information.
In the technical scheme, binary numbers are generated by correspondingly generating the face characteristic information according to a first encryption rule, then decimal numbers are generated by the binary numbers according to different rules, the decimal numbers are used as character information, and specifically, the decimal numbers generated by the binary numbers have two modes: the first mode is as follows: generating decimal digits according to the number of like digits in each binary byte, for example, if the face characteristic information is the minimum distance between any two pieces of printed sequence diagram information in the length direction of the base material and the minimum distance between any two pieces of printed sequence diagram information in the width direction of the base material, wherein the minimum distance between any two pieces of printed sequence diagram information in the length direction of the base material is 8 mm, the minimum distance between any two pieces of printed sequence diagram information in the width direction of the base material is 6 mm, the binary byte of 8 is 1000, the binary byte of 6 is 110, according to the first encryption rule, in the first byte 1000, the number of the number 1 is 1, the number of the number 0 is 3, according to the first byte, the number of the number 1 is 13, in the second byte 110, the number of the number 1 is 2, the number of 0 is 1, according to the second byte, the number of the character obtained according to the second byte is 21, the resulting character information is 1321; the second mode is as follows: generating decimal digits according to digits of preset digits of the decimal digits corresponding to each binary byte, specifically, taking the same face characteristic as an example, if the face characteristic information is the minimum distance between any two pieces of printed sequence graphic and text information in the length direction of the base material and the minimum distance between any two pieces of printed sequence graphic and text information in the width direction of the base material, wherein the minimum distance between any two pieces of printed sequence graphic and text information in the length direction of the base material is 8 mm, the minimum distance between any two pieces of printed sequence graphic and text information in the width direction of the base material is 6 mm, the binary byte of 8 is 1000, the binary byte of 6 is 110, the preset digit of the first byte 1000 is 4 according to the first encryption rule, the character obtained according to the first byte is 4, the preset digit of the second byte 110 is 3, the character obtained according to the second byte is 3, and the obtained character information is 43, understandably, character information is generated by the binary bytes according to set rules by converting the face characteristic information into the binary bytes, so that the character information corresponding to the face characteristic information is obtained, and the character information is obtained according to the first encryption rule through the face characteristic information, so that the character information has uniqueness, and the authentication of the encryption anti-counterfeiting element is facilitated.
At least one of the face features may further generate a carry count system different from a binary system according to the first encryption rule, including but not limited to 8, 10, and 16 systems.
In the above technical solution, the processing features specifically include: at least one printed character arranged on the base material, wherein the at least one printed character corresponds to at least part of character information; and/or at least one microwell character, each microwell character comprising a plurality of microwells recessed inwardly from at least one side of the substrate, and at least one microwell character corresponding to at least a portion of the character information.
In the technical scheme, the base material is provided with at least one printing character, so that the printing quantity of the encrypted anti-counterfeiting element can be conveniently controlled, and the information such as specific production, distribution and the like of the encrypted anti-counterfeiting element can be inquired through the printing character. The at least one micropore character corresponds to at least part of the printed characters, namely, a certain corresponding relation exists between the micropore character and the printed characters, particularly, the printed characters correspond to each encryption anti-counterfeiting element one by one, so that the printing anti-counterfeiting element has uniqueness, namely, each encryption anti-counterfeiting element has an independent printed character, on the basis, the micropore character corresponds to the printed characters, so that the micropore character also has certain uniqueness, and therefore, when the authenticity is identified, the micropore characters can be distinguished according to the unique micropore characters.
Specifically, the number of the micro-porous characters and the number of the printed characters may be one or more.
The micro-hole characters and the printing characters can be corresponding to one character or a plurality of characters, and even the micro-hole characters and the printing characters can be completely corresponding.
In addition, the micropore character and the printing character can be arranged on the same side of the base material, and can also be respectively arranged on two sides of the base material.
In the above technical solution, each of the micro-hole groups forms a micro-hole character having different degrees of visibility under reflected light and transmitted light, wherein when the character type of the printed character is a number or a letter, the micro-hole character can be obtained from the printed character according to a second encryption rule; when the character type of the printed character is a pattern, the printed character can be obtained from the micro-porous character according to the second encryption rule.
In the technical scheme, the visible degrees of the micropore characters under the reflection light and the transmission light are different,
the encryption anti-counterfeiting element is identified by comparing different visibilities of the reflected light and the transmitted light through the micropore character, specifically, the encryption anti-counterfeiting element can be judged to be true when the visible degrees of the micropore character are different under the two lights of the reflected light and the transmitted light, the encryption anti-counterfeiting element can be judged to be false when the visible degrees of the micropore character are the same under the two lights of the reflected light and the transmitted light, wherein if the character type of the printed character is a number or a letter, the micropore character is obtained through a second encryption rule according to the printed character, or if the character type of the printed character is a pattern, the printed character is obtained through the second encryption rule according to the micropore character, so that the micropore character and the printed character have a uniquely determined corresponding relationship to facilitate the identification of the encryption anti-counterfeiting element, specifically, when the type of the printed character is a number or a letter, a user obtains the micropore character according to the second encryption rule through the, if the character type of the printed character is the pattern, the micropore character obtains the printed character according to the second encryption rule, and then the encrypted anti-counterfeiting element can be judged to be true, so that more identification methods are provided for users.
For example, when the type of the printed character is a number, the second encryption algorithm may be an algorithm, for example, the encryption rule is that an even number in the printed character is divided by 2 to obtain a number in the micropore character, so as to identify the authenticity of the encryption anti-counterfeiting element; when the type of the printed character is a pattern, the micropore character is encrypted through the second encryption rule to obtain patterns such as a two-dimensional code with a function of recording data information, namely the printed character, so that a user can identify the printed character through intelligent equipment, and the identified recorded data information is the micropore character, so that in the pattern of the printed character in each encrypted anti-counterfeiting element, the recorded data information only corresponds to the micropore character of the encrypted anti-counterfeiting element, the printed character and the micropore character have a uniquely determined corresponding relation, the counterfeiting difficulty of the encrypted anti-counterfeiting element is improved, and the identification of the user is facilitated.
In the above technical solution, the character types of the microporous character specifically include: numbers, letters, patterns; the character types of the printed characters specifically include: numbers, letters, patterns.
In this technical solution, the character types of the character passing through the minute hole include: the number, letter and pattern can be different types of choices, and the microporous character can be a number, a letter and a pattern, can also be a combination of any two of the number, the letter and the pattern or a combination of the number, the letter and the pattern. The character types by printing characters specifically include: numbers, letters, patterns, allowing different types of choices for printed characters. The character brush can be a number, a letter and a pattern, and can also be a combination of any two of the number, the letter and the pattern or a combination of the number, the letter and the pattern.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 shows a schematic view of a cryptographic security element according to one embodiment of the invention;
FIG. 2 shows a schematic view of a cryptographic security element according to one embodiment of the invention;
FIG. 3 shows a schematic view of a cryptographic security element according to one embodiment of the invention;
FIG. 4 shows a schematic view of a cryptographic security element according to one embodiment of the invention;
FIG. 5 shows a schematic representation of the geometric features of a fiber according to one embodiment of the present invention;
FIG. 6 shows a schematic representation of the geometric features of a fiber according to one embodiment of the present invention;
FIG. 7 shows a schematic representation of the geometric features of a fiber according to one embodiment of the present invention;
FIG. 8 shows a schematic view of a cryptographic security element according to one embodiment of the invention;
FIG. 9 shows a schematic view of a micro-porous character according to one embodiment of the invention;
FIG. 10 shows a schematic view of a micro-porous character according to one embodiment of the invention;
FIG. 11 shows a schematic diagram of a micro-porous character, according to one embodiment of the invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 11 is:
1 substrate, 2 face features, 3 processing features, 22 fibers, 24 graphic and text information, 32 printed characters and 34 micro-hole characters.
Detailed Description
So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Some embodiments according to the invention are described below with reference to fig. 1 to 11.
Example 1
As shown in fig. 1 and fig. 2, a cryptographic security element according to an embodiment of the present invention defines:
the encryption anti-counterfeiting element comprises a substrate 1, at least one face feature 2 and at least one processing feature 3 are arranged on at least one face of the substrate 1, each encryption anti-counterfeiting element is enabled to have different face features 2, so that the encryption anti-counterfeiting element has uniqueness, the independent face features 2 of each encryption anti-counterfeiting element are utilized to identify the authenticity of the encryption anti-counterfeiting element, at least one processing feature 3 is further arranged on the substrate 1, at least one processing feature 3 is obtained through a first encryption rule according to at least one face feature 2 on the basis, at least one processing feature 3 and at least one face feature 2 of the encryption anti-counterfeiting element have uniquely determined corresponding relation, the processing feature 3 is enabled to have uniqueness, the encryption anti-counterfeiting element can be identified according to the processing feature 3, specifically, the encryption anti-counterfeiting element is identified by utilizing identification equipment, if the information obtained according to the face characteristic 2 is consistent with the processing characteristic 3, the encryption anti-counterfeiting element can be judged to be true.
Alternatively, the face features 2 and the machined features 3 are provided on the same side of the substrate 1.
Alternatively, the face features 2 and the machined features 3 are provided on different side faces of the substrate 1, respectively.
Alternatively, the processing features 3 may be provided on any one of the faces of the substrate 1 when one type is used, and the processing features 3 may be provided with different processing features 3 on each of the faces or may be provided with a plurality of different processing features 3 on any one of the faces of the substrate 1 when a plurality of types are used.
Example 2
As shown in fig. 1, 2 and 3, in addition to the features of the above embodiments, further defined are:
the position of predetermineeing of substrate 1 is located to face of a paper instrument characteristic 2, and face of a paper instrument characteristic 2 is one or more combination in the position relation between two at least seal sequence graphic essay information 24 in the face of the fiber characteristic of substrate 1 and the face of a paper instrument of substrate 1, specifically, obtains processing characteristic 3 through first encryption rule according to the position relation between two at least seal sequence graphic essay information 24 in the face of the fiber characteristic of substrate 1 or substrate 1, makes processing characteristic 3 and face of a paper instrument characteristic 2 have the only definite corresponding relation, improves the counterfeit degree of difficulty of encrypting anti-fake element.
Optionally, the processing characteristic 3 is obtained by a first encryption rule according to one or more of the fiber characteristics of the substrate 1 and the positional relationship between at least two signature sequence graphic information 24 in the face of the substrate 1, so that the processing characteristic 3 and the face characteristic 2 have a uniquely determined corresponding relationship, thereby improving the counterfeiting difficulty of the encrypted anti-counterfeiting element.
Example 3
As shown in fig. 5, in addition to the features of any of the embodiments described above, further defines:
the face characteristic 2 is in particular a geometric characteristic of at least one fiber 22 in a predetermined position of the substrate 1, the processing characteristic 3 being understandably obtained by means of a first encryption rule according to the geometric characteristic of at least one fiber 22. When the authentication device is used to authenticate the security element, if the information obtained from the geometric features of the at least one fiber 22 is identical to the processing feature 3, the security element can be determined to be authentic, otherwise the security element is determined to be false.
Alternatively, the fibers are fibers of the material from which the security element itself is made, such as wood fibers, cotton fibers, etc.
Alternatively, the fibers are other materials in which the fibers are incorporated into the fabrication of the security element.
Example 4
As shown in fig. 5 and 6, in addition to the features of any of the embodiments described above, further defined are:
the number of the fibers 22 is one, and the processing feature 3 is obtained by a first encryption rule based on the length of the projection of the fibers 22 in the longitudinal direction of the base material 1 and the length of the projection of the fibers 22 in the width direction of the base material 1.
Alternatively, the number of the fibers 22 is one, and the processing feature 3 is obtained by a first encryption rule according to the length and width of the smallest rectangle covering one fiber 22 and the smallest included angle α between the smallest rectangle and the length direction of the base material 1.
Example 5
As shown in fig. 7, in addition to the features of any of the embodiments described above, further defines:
the number of the fibers 22 is multiple, and the processing characteristics 3 are obtained through a first encryption rule according to the lengths of the projections of the midpoint connecting lines of any two fibers 22 in the length direction and the width direction of the base material 1, so as to identify the authenticity of the encrypted anti-counterfeiting element.
Optionally, the number of the fibers 22 is multiple, and the processing feature 3 is obtained according to the first encryption rule according to the minimum included angle α between the midpoint connecting line of any two fibers 22 and the length direction of the substrate 1, so as to identify the authenticity of the encrypted anti-counterfeiting element.
Optionally, the number of the fibers 22 is multiple, and the texture feature formed by the multiple fibers is processed by the first encryption rule to obtain the processing feature 3 so as to identify the authenticity of the encrypted security element.
Example 6
As shown in fig. 4, in addition to the features of any of the embodiments described above, further defines:
the position relation between two pieces of the seal order image information 24 is the minimum distance between any two pieces of the seal order image information 24 in the length direction of the base material 1, and the processing characteristics 3 are obtained according to the minimum distance between any two pieces of the seal order image information 24 in the length direction of the base material 1 under the first encryption rule.
Optionally, the positional relationship between the two pieces of signature information 24 is a minimum distance between any two pieces of signature information 24 in the width direction of the base material 1, and the processing feature 3 is obtained according to the minimum distance between any two pieces of signature information 24 in the width direction of the base material 1 under the first encryption rule.
Optionally, the position relationship between the two pieces of ordering printed text information 24 is an included angle α formed between a connecting line between any two pieces of ordering printed text information 24 and the length direction of the substrate 1, and the processing feature 3 is obtained under the first encryption rule according to the included angle α formed between the connecting line between any two pieces of ordering printed text information 24 and the length direction of the substrate 1.
Optionally, the positional relationship between the two pieces of ordering information 24 is an included angle α formed between a connecting line between any two pieces of ordering information 24 and the width direction of the substrate 1, and the processing feature 3 is obtained under the first encryption rule according to the included angle α formed between the connecting line between any two pieces of ordering information 24 and the width direction of the substrate 1.
The position relationship between at least two pieces of the ordering text information 24 may be a combination of any two, or a combination of any three, or a combination of all of the above four position relationships.
Example 7
As shown in fig. 2, in addition to the features of any of the embodiments described above, further defines:
the first encryption rule is a corresponding relation between the face characteristic 2 and the character information, and the character information is generated through the first encryption rule according to at least one face characteristic 2 so as to be beneficial to the authentication of the encryption anti-counterfeiting element.
In detail, when the encryption anti-counterfeiting element is identified through identification equipment or instruments, corresponding character information can be obtained according to the face characteristic 2, if the character information is consistent with the processing characteristic 3, the encryption anti-counterfeiting element is true, and otherwise, the encryption anti-counterfeiting element is false.
Example 8
In addition to the features of any of the embodiments above, further defined are:
under the first encryption rule, generating a plurality of binary bytes by using the face characteristic 2, and generating decimal digits according to the number of like digits in each binary byte, wherein the generated decimal digits are used as character information.
Alternatively, under the first encryption rule, the slot face characteristic 2 is generated into a plurality of binary bytes, decimal numbers are generated according to the preset decimal digits corresponding to each binary byte, and the generated decimal numbers are used as character information.
Optionally, the at least one slot characteristic 2 may further generate a carry count system different from the binary system according to the first encryption rule, including but not limited to 8, 10, and 16.
Example 9
As shown in fig. 4, in a particular embodiment of the invention, there are defined:
the minimum distance between any two pieces of orderbook text information 24 in the length direction of the substrate 1 is 8 mm, the minimum distance between any two pieces of orderbook text information 24 in the width direction of the substrate 1 is 6 mm, the binary byte of 8 is 1000, the binary byte of 6 is 110, the number of 1 of the first byte 1000 is 1, the number of 0 is 3, the character obtained according to the first byte is 13, the number of 1 of the second byte 110 is 2, the number of 0 is 1, the character obtained according to the second byte is 21, and the obtained character information is 1321.
Example 10
In another particular embodiment of the invention, as shown in fig. 4, there is defined:
the minimum distance between any two pieces of orderbook text information 24 in the length direction of the substrate 1 is 8 mm, the minimum distance between any two pieces of orderbook text information 24 in the width direction of the substrate 1 is 6 mm, the binary byte of 8 is 1000, the binary byte of 6 is 110, the preset digit of the first byte 1000 is 4 according to the first encryption rule, the character 4 is obtained according to the first byte, the preset digit of the second byte 110 is 3, the character obtained according to the second byte is 3, and the obtained character information is 43.
Example 11
As shown in fig. 8, in addition to the features of any of the embodiments described above, further defines:
the base material 1 is provided with at least one printing character 32, so that the printing quantity of the encryption anti-counterfeiting element can be conveniently controlled, and the information such as specific production, issuing and the like of the encryption anti-counterfeiting element can be inquired through the printing character 32. At least one micropore character 34 corresponds to at least part of the printed characters 32, namely, a certain corresponding relation exists between the micropore character 34 and the printed characters 32, particularly, the printed characters 32 correspond to each encryption anti-counterfeiting element one by one, so that uniqueness exists, namely, each encryption anti-counterfeiting element has an independent printed character 32, on the basis, a corresponding relation exists between the micropore character 34 and the printed characters 32, so that the micropore character 34 also has certain uniqueness, and therefore, when authenticity is identified, the micropore characters 34 can be distinguished according to the unique micropore characters 34.
Alternatively, the number of the micro-porous characters 34 and the number of the print characters 32 may be one or plural.
Alternatively, there may be only one character, there may be more than one corresponding in the plurality of micro-porous characters 34 and the plurality of printed characters 32, and even the plurality of micro-porous characters 34 and the plurality of printed characters 32 may correspond exactly.
Alternatively, the micro-porous characters 34 and the printed characters 32 may be disposed on the same side of the substrate 1, or may be disposed on both sides of the substrate 1.
Example 12
As shown in fig. 8, in addition to the features of any of the embodiments described above, further defines:
the visibility degrees of the microporous characters 34 under the reflected light and the transmitted light are different, so that the encryption anti-counterfeiting element can be identified through the contrast of the visibility degrees of the microporous characters 34 under the reflected light and the transmitted light, specifically, the encryption anti-counterfeiting element can be judged to be true if the visibility degrees of the microporous characters 34 are different under the two lights of the reflected light and the transmitted light, and the encryption anti-counterfeiting element can be judged to be false if the visibility degrees of the microporous characters 34 are the same under the two lights of the reflected light and the transmitted light.
Further, the character type of the printed character 32 is a number or a letter, the micropore character 34 is obtained according to the printed character 32 by a second encryption rule, or if the character type of the printed character 32 is a pattern, the printed character 32 is obtained according to the micropore character 34 by the second encryption rule, so that the micropore character 34 and the printed character 32 have a uniquely determined corresponding relationship, which is beneficial to the identification of the encrypted anti-counterfeiting element, specifically, when the character type of the printed character 32 is a number or a letter, a user obtains the micropore character 34 according to the second encryption rule by the printed character 32, and can determine that the encrypted anti-counterfeiting element is true, and if the character type of the printed character 32 is a pattern, the micropore character 34 obtains the printed character 32 according to the second encryption rule, and can determine that the encrypted anti-counterfeiting element is true, thereby providing more identification methods for the user.
Example 13
As shown in fig. 8, in another specific embodiment of the present invention, there is defined:
when the type of the printed characters 32 is a number, the second encryption algorithm is that the even number in the printed characters 32 is divided by 2 to obtain the number in the micropore characters 34, so that the authenticity of the encryption anti-counterfeiting element is identified; when the type of the printing character 32 is a pattern, the micropore character 34 is encrypted through a second encryption rule to obtain patterns such as a two-dimensional code with a function of recording data information, namely the printing character 32, so that a user can identify the printing character 32 through intelligent equipment, and the identified recording data information is the micropore character 34, so that in the pattern of the printing character 32 in each encryption anti-counterfeiting element, the recorded data information only corresponds to the micropore character 34 of the encryption anti-counterfeiting element, and the printing character 32 and the micropore character 34 have a uniquely determined corresponding relationship, thereby improving the counterfeiting difficulty of the encryption anti-counterfeiting element and facilitating the identification of the user.
Example 14
As shown in fig. 8, in addition to the features of any of the embodiments described above, further defines:
character types for the micro hole character 34 include: the number, letter, pattern, and the like, which allows the microporous character 34 to have different types of choices, the microporous character 34 may be a combination of any two of the number, letter, pattern, or a combination of the number, letter, pattern. The character types by the printed character 32 specifically include: numbers, letters, patterns, etc., to provide printed characters 32 with different types of choices. The character brush can be a number, a letter and a pattern, and can also be a combination of any two of the number, the letter and the pattern or a combination of the number, the letter and the pattern.
Example 15
According to a further specific embodiment of the present invention, there is provided a microporous cryptographic security element defining:
at least one face random characteristic and at least one processing characteristic 3 are arranged on the micropore encryption anti-counterfeiting element, wherein at least one processing characteristic 3 corresponds to the face random characteristic, and specifically, the face random characteristic includes but is not limited to: the texture of the paper fibers 22 at specific positions, the geometric characteristics of the distribution of the colored fibers 22 or the fluorescent fibers 22 in the paper, and the relative position relationship of pictures and texts of different printing procedures, the processing characteristics 3 of the stock face include but are not limited to: printing number, two-dimensional code, the pattern or the number that the laser micropore is constituteed, wherein, the corresponding relation between face random feature and face processing characteristic 3 can but not limited to: all corresponding, partial corresponding or corresponding relation after encryption algorithm.
Alternatively, the geometric characteristics of the individual colored fibers 22 or fluorescent fibers 22 are the projected length of the fibers 22 in the horizontal direction and the projected length in the vertical direction.
Alternatively, the geometric characteristic of a single colored fiber 22 or fluorescent fiber 22 is the overall length of the fiber 22.
Optionally, the geometry of the individual colored fibers 22 or fluorescent fibers 22 is characterized by: the length and width of the smallest rectangle surrounding the fiber 22 that passes through the beginning and end of the fiber 22 and the angle α of the rectangle to the horizontal of less than 90.
Optionally, the geometric characteristics of the plurality of colored fibers 22 or fluorescent fibers 22 are: the horizontal projected length of the midpoints-connection between the two fibers 22 is the straight projected length.
Optionally, the geometric characteristics of the plurality of colored fibers 22 or fluorescent fibers 22 are: the length of the line connecting the points of the two fibres 22 and the angle alpha at which this line makes contact with the horizontal is less than 90 deg..
Optionally, the relative position relationship between the images and texts in different printing processes is as follows: the left-right distance and the up-down distance of the two pictures and texts.
Optionally, the relative position relationship between the images and texts in different printing processes is as follows: the length of a connecting line between the lower left corner of the upper image and the upper left corner of the lower image and an included angle alpha between the connecting line and the horizontal line is less than 90 degrees.
As shown in fig. 9, fig. 10 and fig. 11, further, the encryption algorithm specifically includes two algorithms, which are expressed by n +1 bytes of data according to some or all of the geometric features on the slot of the microporous encryption security element, and the first algorithm: calculating the number of binary '1' or '0' of each byte to form a decimal number Num; the second algorithm: and (3) taking the units of the decimal number represented by each byte to form a decimal number Num, and selecting all or part of the decimal number to form a printing check number, a laser micropore check number or a two-dimensional code according to the obtained decimal number, wherein specifically, if the last several bits of the decimal number Num are 37429026, the decimal number is arranged on the surface of the micropore encryption anti-counterfeiting element in the form of the printing check number, the laser micropore check number or the two-dimensional code.
The technical scheme of the invention is explained in detail in the above with the help of the attached drawings, so that the anti-counterfeiting capacity can be effectively improved, the counterfeiting difficulty of the encrypted anti-counterfeiting element is increased, the user can visually perform anti-counterfeiting identification on the encrypted anti-counterfeiting element conveniently, the anti-counterfeiting operation is simplified, the user experience is improved, and the anti-counterfeiting cost is reduced.
In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A cryptographic security element, comprising:
the stock comprises a base material, wherein at least one stock face characteristic is arranged on the base material;
at least one machined feature disposed on at least one face of said substrate, said at least one machined feature derived from at least one of said face features according to a first encryption rule;
the first encryption rule is a corresponding relation between the face features and the character information, and at least one face feature generates the character information according to the first encryption rule;
the processing characteristics specifically include:
at least one printed character which is arranged on the base material and corresponds to at least part of the character information; and/or
At least one microporous character, each microporous character comprising a plurality of micropores recessed from at least one side of the substrate, at least one microporous character corresponding to at least a portion of the character information;
each of the micro-holes forms a micro-hole character that is visible to a different degree in reflected and transmitted light,
when the character type of the printed character is a number or a letter, the micropore character is obtained from the printed character according to a second encryption rule; and when the character type of the printed character is a pattern, the printed character is obtained from the micropore character according to a second encryption rule.
2. The cryptographic security element of claim 1, wherein said face characteristics comprise one or a combination of:
the position relation between the fiber characteristics under the preset position of the base material and the information of at least two seal order graphics in the face of the base material.
3. The cryptographic security element of claim 2, wherein said face characteristic is a geometric characteristic of at least one fiber in a predetermined location in said substrate.
4. A cryptographic security element according to claim 3, wherein the number of fibres is one and the geometric characteristic of the at least one fibre is a projected length of the fibre in the length direction of the substrate and a projected length of the fibre in the width direction of the substrate; and/or
The geometric features are the length and width of a smallest rectangle covering one of the fibers and the smallest included angle between the smallest rectangle and the length direction of the substrate.
5. A cryptographic security element according to claim 3,
the number of the fibers is a plurality of,
wherein the geometric characteristic of the at least one fiber is the projected length of the midpoint connecting line of any two fibers in the length direction of the base material and the projected length of the midpoint connecting line of any two fibers in the width direction of the base material; and/or
The geometric characteristic of the at least one fiber is that a minimum included angle is formed between a midpoint connecting line of any two fibers and the length direction of the base material; and/or
The geometric feature of the at least one fiber is a textured shape formed by a plurality of the fibers.
6. The cryptographic security element of claim 2, wherein the positional relationship between at least two signature graphic messages in the face of the substrate specifically comprises:
the minimum distance between any two pieces of the seal order image information in the length direction of the base material; and/or
The minimum distance between any two pieces of the seal order image information in the width direction of the base material; and/or
An included angle is formed between a connecting line between any two pieces of the printing order image and text information and the length direction of the base material; and/or
An included angle is formed between a connecting line between any two pieces of the printing order image and text information and the width direction of the base material.
7. The encrypted security element of claim 1, wherein said at least one face feature generates character information according to said first encryption rule, comprising:
at least one face feature generates a plurality of binary bytes according to the first encryption rule;
generating decimal digits according to the number of the same kind of digits in each binary byte, and taking the decimal digits as the character information; or
And generating decimal digits according to the digits of the preset digits of the decimal digits corresponding to each binary byte, and taking the decimal digits as the character information.
8. A cryptographic security element according to claim 1,
the character types of the micropore character specifically include: any one of or a combination of numbers, letters, patterns;
the character types of the printed characters specifically include: any one of numbers, letters, patterns, or a combination thereof.
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