CN112131552B - Signature anti-counterfeiting method and signature anti-counterfeiting system - Google Patents
Signature anti-counterfeiting method and signature anti-counterfeiting system Download PDFInfo
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- CN112131552B CN112131552B CN202011062007.8A CN202011062007A CN112131552B CN 112131552 B CN112131552 B CN 112131552B CN 202011062007 A CN202011062007 A CN 202011062007A CN 112131552 B CN112131552 B CN 112131552B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/36—User authentication by graphic or iconic representation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/602—Providing cryptographic facilities or services
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
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Abstract
The invention discloses a signature anti-counterfeiting method and a signature anti-counterfeiting system, wherein the method comprises the following steps: s101: inputting the use information of the signature seal; s102: encrypting the recorded signature seal use information and then sending the encrypted signature seal use information to a database for storage; s103: generating a code from the encrypted signature seal use information and sending the code to the signature seal; s105: receiving a code by the signature seal; s106: the signature seal generates a signature seal pattern containing the code, and a signature seal user stamps on an object to be signed with the signature seal pattern containing the code and a signature; s107: and collecting the signature seal pattern and the signature on the cover, and sending the signature seal pattern and the signature to a database. It combines dynamic coding with individual signature, increasing the difficulty of counterfeiting the signature.
Description
Technical Field
The invention relates to a signature anti-counterfeiting method and a signature anti-counterfeiting system.
Background
At present, with the development of society, signatures are used more and more, but how to prevent the imitation of signatures becomes an important social and economic problem; the two-dimensional code technology is widely applied at present, a stamp with a fixed two-dimensional code is also available, but a larger imitation risk still exists in the fixed code, so that how to combine a dynamic code with a personal signature, the signature of each time is the same, but the code generated each time is different, so that the difficulty of imitation of the signature is improved, and the two-dimensional code technology has positive significance for maintaining good social and economic order.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a signature anti-counterfeiting method which combines a dynamic code (such as a dynamic two-dimensional code, but not limited to the dynamic two-dimensional code) with an individual signature, thereby improving the difficulty of counterfeiting the signature.
In order to solve the technical problems, the technical scheme of the invention is as follows: a signature anti-counterfeiting method comprises the following steps:
s101: inputting the use information of the signature seal;
s102: encrypting the recorded signature seal use information and then sending the encrypted signature seal use information to a database for storage;
s103: generating a code from the encrypted signature seal use information and sending the code to the signature seal;
s105: receiving a code by the signature seal;
s106: the signature seal generates a signature seal pattern containing the code, and a signature seal user stamps on an object to be signed with the signature seal pattern containing the code and a signature;
s107: and collecting the signature seal pattern and the signature on the cover, and sending the signature seal pattern and the signature to a database.
Further, the steps of the method between S103 and S105 further comprise:
s104: the user of the signature seal applies for the authorization of the signature seal to obtain the right of use of the signature seal.
Further, the authorization is at least one of password, U shield, fingerprint identification, face identification, time dynamic code and short message verification.
Further, the method comprises the following steps:
s108: and comparing and verifying the signature seal pattern and the signature according to the anti-counterfeiting requirement.
Further, the specific method for comparison and verification comprises the following steps:
reading the code;
searching the database for codes: if the corresponding code does not exist in the database, the signature is false; if the corresponding code exists in the database, the signature seal use information is continuously compared;
if one item of the signature seal use information is inconsistent, the signature is false; if the using information of the signature seal is uniform, comparing the signature handwriting;
if the signature handwriting is inconsistent, the signature is false; if the signature handwriting is consistent, continuously comparing the geometric structural characteristics of the coding and signature handwriting image to be verified with the coding and signature handwriting image in the database;
if the geometric structural features of the coded image and the signature handwriting image are not consistent, the signature is false; and if the geometric structural features of the coded image and the signature handwriting image of the two are consistent, the signature is true.
Further, the code is a two-dimensional code or a numeric code or an alphabetic code or a mixed alphanumeric code.
The invention also provides a signature anti-counterfeiting system, which comprises:
the information input module is suitable for inputting the use information of the signature seal;
the information encryption conversion module is suitable for encrypting the input signature seal use information and then sending the encrypted information to a database for storage;
the dynamic code generation module is suitable for generating a code from the encrypted signature seal use information and sending the code to the signature seal;
an information receiving module adapted to receive a code;
a signature stamp adapted to produce a signature stamp pattern containing said code and adapted to be used by a signature stamp user to stamp an article to be signed with a signature stamp containing said code;
and the image shooting and transmission module is suitable for collecting the signature seal pattern and the signature on the cover and sending the signature seal pattern and the signature to the database.
Further, it also includes:
the seal use authorization module is used by a signature seal user to apply for the use authorization of the signature seal through the seal use authorization module and obtain the use right of the signature seal.
Further, it also includes:
the seal code identification and signature certificate module is suitable for comparing and verifying a signature seal pattern and a signature according to anti-counterfeiting requirements.
Further, it is used for implementing the above signature anti-counterfeiting method.
After the technical scheme is adopted, the invention combines dynamic coding and individual signature, the signature of each time is the same, but the coding generated each time is different, thereby improving the difficulty of counterfeiting the signature, and having positive significance for maintaining good social and economic order.
Drawings
FIG. 1 is a schematic block diagram of a signature anti-counterfeiting system of the present invention;
FIG. 2 is a process diagram of comparative validation of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
Example one
A signature anti-counterfeiting method comprises the following steps:
s101: inputting signature seal use information from external terminal equipment;
s102: the external terminal equipment encrypts the recorded signature seal use information by using an encryption algorithm and then sends the encrypted signature seal use information to a database for storage;
s103: generating an encoding for the encrypted signature seal using information by the external terminal equipment, and sending the encoding to the signature seal;
s104: the user of the signature seal applies for the authorization of the signature seal to obtain the right of use of the signature seal.
S105: receiving a code by the signature seal;
s106: the signature seal generates a signature seal pattern containing the code, and a signature seal user stamps on an object to be signed with the signature seal pattern containing the code and a signature;
s107: the method comprises the following steps that a shooting device can be used for collecting a signature seal pattern and a signature on a cover and sending the signature seal pattern and the signature to a database;
s108: and comparing and verifying the signature seal pattern and the signature according to the anti-counterfeiting requirement.
According to the anti-counterfeiting requirement, the suspected code seal and signature can be verified, and the verification can comprise the consistency of dynamic codes (the consistency comprises two aspects, namely whether the codes are the same as the codes in the database on one hand, and whether the used contents and time are the same on the other hand), the consistency of signatures and the geometric consistency of dynamic code patterns and signature patterns.
In the present embodiment, the code is a one-time dynamic code, which may include a signature location, signature content, signature time, and the like.
In the present embodiment, the code includes, but is not limited to, a two-dimensional code, a numeric code, an alphabetic code, and a alphanumeric code.
In this embodiment, the signature stamp usage information includes the content of the signature file (such as file title, serial number, etc.), time, etc.
The authorization is at least one of password, U shield, fingerprint identification, face identification, time dynamic code and short message verification.
Further, as shown in fig. 2, the specific method of the comparison verification includes:
step S201, reading codes by using an external mobile device;
step S202, searching in an external database;
step S203, whether a corresponding code exists in the database or not;
step S204, if no corresponding code exists in the database, the signature is false;
step S205, if the corresponding code exists in the database, the contents of the signature file (such as file title, serial number and other information) and the information such as time (namely signature seal use information) are continuously compared;
step S206, whether the content (such as file title, serial number and other information) of the signature file and the information (namely signature seal use information) such as time are consistent or not is judged;
step S207, if one of the signature file content (such as file title, serial number and other information) and the time and other information (namely signature seal use information) is inconsistent, the signature is false;
step S208, comparing the signature handwriting;
step S209, whether the signature handwriting is consistent;
step S210, if the signature handwriting is inconsistent, the signature is false;
step S211, if the signature is true, comparing the coded image and the signature handwriting image to be verified with the geometric structural characteristics of the coded image and the signature handwriting image in the database;
step S212, whether the geometric structural features of the coded image and the signature handwriting image of the two are consistent or not is judged;
step S213, if the geometric structural features of the coded image and the signature handwriting image are not consistent, the signature is false;
and step S214, if the geometric structural features of the coded image and the signature handwriting image of the two are consistent, the signature is true.
Example two
As shown in fig. 2, the signature anti-counterfeit system shown in the second embodiment can be used to implement the method in the first embodiment.
A signature anti-counterfeiting system, comprising:
the information input module is suitable for inputting the use information of the signature seal through external mobile equipment;
the information encryption conversion module is suitable for encrypting the input signature seal use information and then sending the encrypted information to a database for storage;
the dynamic code generation module is suitable for generating a code from the encrypted signature seal use information and sending the code to the signature seal;
an information receiving module adapted to receive the code wirelessly or by wire;
a signature stamp adapted to produce a signature stamp pattern containing said code and adapted to be used by a signature stamp user to stamp an article to be signed with a signature stamp containing said code;
the image shooting and transmission module is suitable for collecting the signature seal pattern and the signature on the cover through the miniature camera and sending the signature seal pattern and the signature to the database.
Further, it also includes:
the seal use authorization module is used by a signature seal user to apply for the use authorization of the signature seal through the seal use authorization module and obtain the use right of the signature seal.
Further, it also includes:
the seal code identification and signature certificate module is suitable for comparing and verifying a signature seal pattern and a signature according to anti-counterfeiting requirements.
The above embodiments are described in further detail to solve the technical problems, technical solutions and advantages of the present invention, and it should be understood that the above embodiments are only examples of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. 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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present invention, unless otherwise expressly stated or limited, the first feature may be present on or under the second feature in direct contact with the first and second feature, or may be present in the first and second feature not in direct contact but in contact with another feature between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (2)
1. A signature anti-counterfeiting method is characterized by comprising the following steps:
s101: inputting the use information of the signature seal;
s102: encrypting the recorded signature seal use information and then sending the encrypted signature seal use information to a database for storage;
s103: generating a code from the encrypted signature seal use information and sending the code to the signature seal;
s104: the user of the signature seal applies for the authorization of the signature seal to obtain the right of use of the signature seal;
s105: receiving a code by the signature seal;
s106: the signature seal generates a signature seal pattern containing the code, and a signature seal user stamps on an object to be signed with the signature seal pattern containing the code and a signature;
s107: collecting a signature seal pattern and a signature on the cover, and sending the signature seal pattern and the signature to a database;
s108: according to the anti-counterfeiting requirement, comparing and verifying the signature seal pattern and the signature;
wherein the content of the first and second substances,
the authorization is at least one of password, U shield, fingerprint identification, face identification, time dynamic code and short message verification;
the specific method for comparison and verification comprises the following steps:
reading the code;
searching the database for codes: if the corresponding code does not exist in the database, the signature is false; if the corresponding code exists in the database, the signature seal use information is continuously compared;
if one item of the signature seal use information is inconsistent, the signature is false; if the using information of the signature seal is uniform, comparing the signature handwriting;
if the signature handwriting is inconsistent, the signature is false; if the signature handwriting is consistent, continuously comparing the geometric structural characteristics of the coding and signature handwriting image to be verified with the coding and signature handwriting image in the database;
if the geometric structural features of the coded image and the signature handwriting image are not consistent, the signature is false; if the geometric structural features of the coded image and the signature handwriting image of the two are consistent, the signature is true;
the code is a two-dimensional code or a digital code or an alphabetic code or a digital-alphabetic mixed code.
2. A signature security system, comprising:
the information input module is suitable for inputting the use information of the signature seal;
the information encryption conversion module is suitable for encrypting the input signature seal use information and then sending the encrypted information to a database for storage;
the dynamic code generation module is suitable for generating a code from the encrypted signature seal use information and sending the code to the signature seal;
an information receiving module adapted to receive a code;
a signature stamp adapted to produce a signature stamp pattern containing said code and adapted to be used by a signature stamp user to stamp an article to be signed with a signature stamp containing said code;
the image shooting and transmission module is suitable for collecting the signature seal pattern and the signature on the cover and sending the signature seal pattern and the signature to a database;
the seal use authorization module is used by a signature seal user to apply for the use authorization of the signature seal through the seal use authorization module and obtain the use right of the signature seal;
the seal code identification and signature certificate counterfeiting module is suitable for comparing and verifying a signature seal pattern and a signature according to anti-counterfeiting requirements;
for implementing the signature anti-counterfeiting method as claimed in claim 1.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011062007.8A CN112131552B (en) | 2020-09-30 | 2020-09-30 | Signature anti-counterfeiting method and signature anti-counterfeiting system |
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| CN202011062007.8A CN112131552B (en) | 2020-09-30 | 2020-09-30 | Signature anti-counterfeiting method and signature anti-counterfeiting system |
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| CN112131552A CN112131552A (en) | 2020-12-25 |
| CN112131552B true CN112131552B (en) | 2021-08-27 |
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| CN112446451A (en) * | 2021-01-04 | 2021-03-05 | 江苏理工学院 | Dynamic two-dimensional code safety seal system |
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| CN101241569B (en) * | 2008-03-07 | 2011-09-14 | 北京华大恒泰科技有限责任公司 | Electronic signature method and device and system |
| CN202049507U (en) * | 2011-04-21 | 2011-11-23 | 北京华信大成科技有限公司 | Making device and certifying device of two-dimension code stamp |
| CN102289697B (en) * | 2011-04-21 | 2015-01-07 | 北京华信大成科技有限公司 | Method for manufacturing and applying and device for manufacturing and verifying two-dimensional code stamp |
| CN105718820A (en) * | 2015-04-22 | 2016-06-29 | 浙江省东阳第三建筑工程有限公司 | Anti-fake electronic seal system |
| CN108681767A (en) * | 2018-05-29 | 2018-10-19 | 黄希敏 | A kind of signed and stamped publicity method of tracing to the source |
| CN112597455A (en) * | 2020-12-29 | 2021-04-02 | 中国农业银行股份有限公司 | Document anti-counterfeiting method and device |
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