CN106183532A - One-parameter univariate binary layered encryption binary system RMB anti-counterfeiting printing process - Google Patents
One-parameter univariate binary layered encryption binary system RMB anti-counterfeiting printing process Download PDFInfo
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- CN106183532A CN106183532A CN201610849158.5A CN201610849158A CN106183532A CN 106183532 A CN106183532 A CN 106183532A CN 201610849158 A CN201610849158 A CN 201610849158A CN 106183532 A CN106183532 A CN 106183532A
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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
- B42D25/30—Identification or security features, e.g. for preventing forgery
- B42D25/305—Associated digital information
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Abstract
A kind of one-parameter univariate binary layered encryption binary system RMB anti-counterfeiting printing process, binary system anti-counterfeiting information can be generated binary modulated signal by Two-component Multi-layer encryption and chnnel coding by the method, and by circulation look-up table modulation system, anti-counterfeiting information is embedded in the whole RMB page with the changing in order of shape of amplitude, anti-counterfeiting information can be identified from any one fragment when RMB identification, may be used in the anti-counterfeit printing of RMB.
Description
Technical field:
The present invention relates to a kind of RMB anti-counterfeiting printing technology, particularly a kind of one-parameter univariate binary layered encryption binary system
RMB anti-counterfeiting printing process, in the anti-counterfeit printing of the RMB that this RMB anti-counterfeiting printing technology may be used for various face amount.
Background technology:
Currency security is related to a national financial security, produces beginning struggle that is false proof and that fake from currency and does not the most stop
Breath, the RMB of China has carried out innovating audaciously, have employed watermark anti-counterfeiting technology, safety line anti-counterfeiting technology, carved intaglio print
Brush and gravure wiring anti-counterfeiting technology, red blue color fiber and colorless fluorescent fibre false-proof technology, stealthy denomination digital anti-counterfeiting technology,
Photochromatic printing ink printing surface specified number word anti-counterfeiting technology, yin yang complementarity are to being patterned anti-counterfeiting technology, number convex print anti-counterfeiting technology, miniature literary composition
The multinomial anti-counterfeiting technologies such as word anti-counterfeiting technology, colorless fluorescent pattern anti-fake technology, colored fluorescent pattern anti-fake technology and docking coincide,
But struggle that is false proof and that fake is high-tech trial of strength, more advanced anti-counterfeiting technology has certain ageing, therefore it is necessary to not
Disconnected lifting RMB anti-counterfeiting technology so that it is being forever in the leading position of anti-counterfeiting technology, this also maintains financial security of the country
Basic assurance.
Summary of the invention:
In order to improve reliability and the safety of RMB anti-counterfeiting, the present invention is directed to the deficiency of existing RMB anti-counterfeiting existence to existing
RMB anti-counterfeiting technology is had to be improved, it is proposed that the RMB of a kind of binary system coded signal modulation amplitude shape is prevented
Pseudo-technology, anti-counterfeiting information, by the change of amplitude shape in printing RMB, is entered by this RMB anti-counterfeiting technology with two
Coded signal form processed is embedded in the whole RMB page, can identify false proof from any one fragment when RMB identification
Information, therefore has very strong disguised and crush resistance.
The technical solution adopted for the present invention to solve the technical problems is: first to image and character anti-counterfeiting information number
Wordization processes, and utilizes the binary system anti-counterfeiting information table that image and character anti-counterfeiting information generate 8 group, for preventing in ciphering process
Produce information spillover, 8 one group of binary system anti-counterfeiting information in binary system anti-counterfeiting information table are expanded to 16 one group of binary systems
Anti-counterfeiting information, generates most-significant byte and is all 16 the one group binary system anti-counterfeiting information table of 0, by 16 one group binary system anti-counterfeiting information table
In i-th group of 16 binary system anti-counterfeiting information be denoted as Ni, i is the positive integer more than 0, and eight-digit binary number encryption parameter is denoted as C, adds
Close parameter C is the bigit of 0 C 255, and binary operator control variable is denoted as k, and binary operator control variable k is 0
The integer of k 7, binary system control variable is denoted as j, controlUse+,-, ×,
Tetra-kinds of operators of ÷, during binary operator control variable k=0Be defined as+, during binary operator control variable k=1
Be respectively defined as+, ÷, during binary operator control variable k=2Be respectively defined as-, ÷ ,+, binary operator
During control variable k=3Be respectively defined as+, × ,+, ÷, during binary operator control variable k=4Be respectively defined as+, × ,+, ÷ ,-, during binary operator control variable k=5Be respectively defined as+, × ,+, ÷ ,-, ÷, during binary operator control variable k=6Be respectively defined as+, × ,+, ÷ ,-, ÷ ,+, during binary operator control variable k=7Be respectively defined as+, × ,+, ÷ ,-, ÷ ,+, ×, by 16 one group of binary adds
I-th group of 16 binary system encryption anti-fake information in tight defense fake information table are denoted as Ni, during binary operator control variable k=0, binary is divided
Layer cryptographic calculation formula is defined as, during binary operator control variable k=1, Two-component Multi-layer cryptographic calculation formula is defined as, during binary operator control variable k=2, Two-component Multi-layer cryptographic calculation formula is defined as, during binary operator control variable k=3, Two-component Multi-layer cryptographic calculation formula is defined as, during binary operator control variable k=4, Two-component Multi-layer cryptographic calculation formula is defined as, during binary operator control variable k=5, Two-component Multi-layer cryptographic calculation is public
Formula is defined as, binary during binary operator control variable k=6
Layered encryption operational formula is defined as,
During binary operator control variable k=7, Two-component Multi-layer cryptographic calculation formula is defined as , set the initial value of encryption parameter C, set the initial value k=of j and k
0 and j=0, set 16 binary system anti-counterfeiting information N in 16 one group binary system anti-counterfeiting information tableiPosition control variable i=1, from
First group 16 binary system anti-counterfeiting information N in 16 one group binary system anti-counterfeiting information table1Starting, circulation uses above-mentioned eight kinds of differences
Cryptographic calculation formula 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are encrypted computing, and
I+1, j+1 and k+1 computing is carried out, along with the value of i, k and j changes, by 16 while cryptographic calculation each time
Each group of 16 binary system anti-counterfeiting information in one group of binary system anti-counterfeiting information table are encrypted computing, generate and 16 one group two
16 the one group binary system encryption anti-fake information table that system anti-counterfeiting information table is corresponding, the shape of amplitude during RMB is printed
It is digitized processing, amplitude is shaped toWithTwo kinds, whereinBe defined as numeral 0,Definition
For numeral 1, the binary system encryption anti-fake information of 16 group of generation is utilized to be tabled look-up by circulation in RMB printing process
Amplitude on the method modulation RMB page, makes the amplitude on the RMB page regular according to above two amplitude modulation
The shape of site is changed, and after modulation, on the RMB page, adjacent 16 amplitudes constitute one group 16 the false proof letters of binary system
Breath so that carry anti-counterfeiting information by the change of amplitude shape on the RMB page, and it is whole to make this anti-counterfeiting information be embedded in
In individual RMB page site, it is achieved RMB anti-counterfeiting.By in the RMB page non-obvious embed extractible false proof
Information, it is possible to provide valid certificates for real Renminbi, has stronger anti-forgery ability simultaneously, and does not increase extra false proof one-tenth
This.
For solving above-mentioned technical problem, first it is digitized anti-counterfeiting information processing, generates the binary system of 8 group
Anti-counterfeiting information table, anti-counterfeiting information can be image information and Word message information, by 8 one group in binary system anti-counterfeiting information table
Binary system anti-counterfeiting information expands to 16 one group of binary system anti-counterfeiting information, and 16 one group of binary systems that generation most-significant byte is all 0 are false proof
Each 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are carried out layered encryption fortune by information table
Calculate, generate the binary system encryption anti-fake information table of 16 group, utilize 16 binary systems in binary system encryption anti-fake information table
Encryption anti-fake information, through chnnel coding, generates the binary modulated signal of 16 group with error detecting and error correcting function, letter
Road coding can use loop coding, convolutional encoding or Turbo to encode various ways, picture of RMB page original continuous being changed the line map
Signal processes (RIP) and hybrid screening output halftoning hybrid screening picture signal through rasterizing, including amplitude
With FM screened image signal, 16 the one group of binary modulated signals generated are utilized to use circulation look-up table modulation system modulation
The shape of amplitude in halftoning hybrid screening picture signal, make the shape of amplitude according toWithRegular
Raw change, makes adjacent 16 amplitudes in halftoning hybrid screening picture signal carry 16 binary systems by the change of shape
Encryption anti-fake information, thus generate the halftoning hybrid screening image letter embedding anti-counterfeiting information in whole RMB page site
Number, it is achieved the anti-counterfeit printing of RMB.
When extracting anti-counterfeiting information, first gather RMB page halftone dot image signal, through the shape to amplitude
Fuzzy diagnosis, differentiate the shape of amplitude, extract the edge signal of amplitude and shape information, demodulate the RMB page
The shape information of amplitude, exports the binary modulated signal of 16 group, the binary system to 16 group of demodulation output
Modulated signal carries out channel-decoding, recovers to generate binary system deciphering anti-counterfeiting information table after channel-decoding.
Binary system is deciphered in anti-counterfeiting information table 16 binary informations and is denoted as Hi, by ciphering process, extensive
In the binary system deciphering anti-counterfeiting information table of repetitive generation, during binary operator control variable k=0, Two-component Multi-layer deciphering computing is, during binary operator control variable k=1, Two-component Multi-layer deciphering computing is,
During binary operator control variable k=2, Two-component Multi-layer deciphering computing is, binary operator
During control variable k=3, Two-component Multi-layer deciphering computing is, binary operator control
During variable k=4 processed, Two-component Multi-layer deciphering computing is, binary operator
During control variable k=5, Two-component Multi-layer deciphering computing is,
During binary operator control variable k=6, Two-component Multi-layer deciphering computing is , during binary operator control variable k=7, Two-component Multi-layer deciphering computing is, will decoding
16 binary informations H in the rear binary system deciphering anti-counterfeiting information table recovering to generateiPosition control initial guess be set as i=
1, binary operator control variable initial value design is k=0, deciphers first group of H anti-counterfeiting information table from the binary system recovering to generate1
Start, each group of 16 binary informations in the binary system deciphering anti-counterfeiting information table recovering generation are carried out corresponding binary and divides
Layer deciphering computing, solves binary system anti-counterfeiting information Ni, generate most-significant byte and be all 16 the one group binary system anti-counterfeiting information table of 0, remove
Most-significant byte, recovers to generate the binary system anti-counterfeiting information table of 8 group, recovers anti-counterfeiting signal and export anti-counterfeiting information.
Accompanying drawing explanation
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 loads anti-counterfeiting information flow chart.
Fig. 2 extracts anti-counterfeiting information flow chart.
Detailed description of the invention
Loading in anti-counterfeiting information flow chart 1, original anti-counterfeiting information (image, word) is encrypted, generates the two of 8 one group and enters
8 one group of binary informations in binary system anti-counterfeiting information table are expanded to 16 one group of binary informations by anti-counterfeiting information table processed, raw
Most-significant byte is become to be all 16 the one group binary system anti-counterfeiting information table of 0, i-th group 16 two in 16 one group binary system anti-counterfeiting information table
Binary information is denoted as Ni, i is the positive integer more than 0, and it is 0 C 255 that eight-digit binary number encryption parameter is denoted as C, encryption parameter C
Bigit, binary operator control variable is denoted as k, and binary operator control variable k is the integer of 0 k 7, binary system control
Variable processed is denoted as j, and control variable j is the integer of 0 j 7, operatorUse+
,-, ×, tetra-kinds of operators of ÷, during binary operator control variable k=0Be defined as+, during binary operator control variable k=1Be respectively defined as+, ÷, during binary operator control variable k=2Be respectively defined as-, ÷ ,+,
During binary operator control variable k=3Be respectively defined as+, × ,+, ÷, binary operator control variable
During k=4Be respectively defined as+, × ,+, ÷ ,-, during binary operator control variable k=5Be respectively defined as+, × ,+, ÷ ,-, ÷, during binary operator control variable k=6Be respectively defined as+, × ,+, ÷ ,-, ÷ ,+, during binary operator control variable k=7Be respectively defined as+, × ,+, ÷ ,-, ÷ ,+, ×, binary operator control
During variable k=0, Two-component Multi-layer cryptographic calculation formula is defined as, Two-component Multi-layer during binary operator control variable k=1
Cryptographic calculation formula is defined as, during binary operator control variable k=2, Two-component Multi-layer cryptographic calculation is public
Formula is defined as, during binary operator control variable k=3, Two-component Multi-layer cryptographic calculation is public
Formula is defined as, Two-component Multi-layer encryption during binary operator control variable k=4
Operational formula is defined as, binary operator control variable k=5
Time Two-component Multi-layer cryptographic calculation formula be defined as,
During binary operator control variable k=6, Two-component Multi-layer cryptographic calculation formula is defined as , Two-component Multi-layer cryptographic calculation formula definition during binary operator control variable k=7
For, set encryption
The initial value of parameter C, sets initial value k=0 and j=0 of j and k, sets 16 binary systems in 16 one group binary system anti-counterfeiting information table
Anti-counterfeiting information NiPosition control variable i=1, first group of 16 binary information N from 16 one group binary system anti-counterfeiting information table1
Starting, circulation uses above-mentioned eight kinds of different cryptographic calculation formula to 16 binary systems in 16 one group binary system anti-counterfeiting information table
Anti-counterfeiting information is encrypted computing, and carries out i+1, j+1 and k+1 computing while cryptographic calculation each time, along with i, k
Change, by each group of 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are carried out with the value of j
Cryptographic calculation, generates 16 the one group binary system encryption anti-fake information table corresponding with 16 one group binary system anti-counterfeiting information table, right
In RMB printing, the shape of amplitude is digitized processing, and is shaped to by amplitudeWithTwo kinds,
WhereinBe defined as numeral 0,It is defined as numeral 1, utilizes the two of 16 one group of generation to enter in RMB printing process
Encryption anti-fake information processed, by the amplitude on the circulation look-up table modulation RMB page, makes the amplitude modulation net on the RMB page
Point is regular to be changed according to the shape of above two amplitude, adjacent 16 amplitude modulation nets on the RMB page after modulation
Point constitutes one group of 16 binary system anti-counterfeiting information so that carry false proof letter by the change of amplitude shape on the RMB page
Breath, and make this anti-counterfeiting information be embedded in whole RMB page site, it is achieved RMB anti-counterfeiting printing.
In extracting anti-counterfeiting information flow chart 2, when extracting anti-counterfeiting information, first gather RMB page halftone dot image letter
Number, through the fuzzy diagnosis to the shape of amplitude, differentiate the shape of amplitude, extract amplitude edge signal and
Shape information, the shape information of demodulation RMB page amplitude, export the binary modulated signal of 16 group, to demodulation
The binary modulated signal of 16 group of output carries out channel-decoding, recovers to generate binary system deciphering false proof after channel-decoding
Information table.
Binary system is deciphered in anti-counterfeiting information table 16 binary informations and is denoted as Hi, by ciphering process, extensive
In the binary system deciphering anti-counterfeiting information table of repetitive generation, during binary operator control variable k=0, Two-component Multi-layer deciphering computing is, during binary operator control variable k=1, Two-component Multi-layer deciphering computing is,
During binary operator control variable k=2, Two-component Multi-layer deciphering computing is, binary system is calculated
During symbol control variable k=3, Two-component Multi-layer deciphering computing is, binary operator
During control variable k=4, Two-component Multi-layer deciphering computing is,
During binary operator control variable k=5, Two-component Multi-layer deciphering computing is , during binary operator control variable k=6, Two-component Multi-layer deciphering computing is , Two-component Multi-layer deciphering fortune during binary operator control variable k=7
Is, will
16 binary informations H in the binary system deciphering anti-counterfeiting information table generated are recovered after decodingiPosition control initial guess set
For i=1, binary operator control variable initial value design is k=0, from recover generate binary system deciphering anti-counterfeiting information table first
Group H1Start, each group of 16 binary informations in the binary system group anti-counterfeiting information table recovering generation are carried out corresponding binary
Layering deciphering computing, solves binary system anti-counterfeiting information Ni, generate most-significant byte and be all 16 the one group binary system anti-counterfeiting information table of 0, go
Fall most-significant byte, recover to generate the binary system anti-counterfeiting information table of 8 group, recover anti-counterfeiting signal and export anti-counterfeiting information.
Claims (1)
1. anti-counterfeiting information is generated a binary modulated signal by cryptographic calculation and chnnel coding, and tabled look-up tune by circulation
The one-parameter univariate binary layered encryption binary system RMB anti-counterfeiting print that anti-counterfeiting information is embedded in full page by mode processed
Brush method, is characterized in that: be digitized anti-counterfeiting information, generates the binary system anti-counterfeiting information table of 8 group, and anti-counterfeiting information is
Image information and Word message, for preventing from producing in ciphering process information spillover, by 8 one group in binary system anti-counterfeiting information table
Binary system anti-counterfeiting information expands to 16 one group of binary system anti-counterfeiting information, and 16 one group of binary systems that generation most-significant byte is all 0 are false proof
I-th group of 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are denoted as N by information tablei, i is more than 0
Positive integer, eight-digit binary number encryption parameter is denoted as the bigit that C, encryption parameter C are 0 C 255, binary operator control
Variable processed is denoted as k, and binary operator control variable k is the integer of 0 k 7, and binary system control variable is denoted as j, control variable j
It is the integer of 0 j 7, operatorUse+,-, ×, tetra-kinds of operators of ÷, two
During system operator control variable k=0Be defined as+, during binary operator control variable k=1Be respectively defined as+,
÷, during binary operator control variable k=2Be respectively defined as-, ÷ ,+, during binary operator control variable k=3Be respectively defined as+, × ,+, ÷, during binary operator control variable k=4Be respectively defined as+, × ,+, ÷ ,-, during binary operator control variable k=5Be respectively defined as+, × ,+, ÷ ,-, ÷, during binary operator control variable k=6Be respectively defined as+, × ,+, ÷ ,-, ÷ ,+, binary operator control variable k=7
TimeBe respectively defined as+, × ,+, ÷ ,-, ÷ ,+, ×, by 16 one group of binary systems
I-th group of 16 binary system encryption anti-fake information in encryption anti-fake information table are denoted as Ni, during binary operator control variable k=0 two
Unit's layered encryption operational formula is defined as, during binary operator control variable k=1, Two-component Multi-layer cryptographic calculation is public
Formula is defined as, during binary operator control variable k=2, Two-component Multi-layer cryptographic calculation formula is defined as, during binary operator control variable k=3, Two-component Multi-layer cryptographic calculation formula is defined as, during binary operator control variable k=4, Two-component Multi-layer cryptographic calculation formula is defined as, Two-component Multi-layer cryptographic calculation formula during binary operator control variable k=5
It is defined as, during binary operator control variable k=6, binary is divided
Layer cryptographic calculation formula is defined as,
During binary operator control variable k=7, Two-component Multi-layer cryptographic calculation formula is defined as , set the initial value of encryption parameter C, set the initial value k=of j and k
0 and j=0, set 16 binary system anti-counterfeiting information N in 16 one group binary system anti-counterfeiting information tableiPosition control variable i=1, from
First group 16 binary system anti-counterfeiting information N in 16 one group binary system anti-counterfeiting information table1Starting, circulation uses above-mentioned eight kinds of differences
Cryptographic calculation formula 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are encrypted computing, and
I+1, j+1 and k+1 computing is carried out, along with the value of i, k and j changes, by 16 while cryptographic calculation each time
Each group of 16 binary system anti-counterfeiting information in one group of binary system anti-counterfeiting information table are encrypted computing, generate and 16 one group two
16 the one group binary system encryption anti-fake information table that system anti-counterfeiting information table is corresponding, the shape of amplitude during RMB is printed
It is digitized processing, amplitude is shaped toWithTwo kinds, whereinBe defined as numeral 0,Definition
For numeral 1, the binary system encryption anti-fake information of 16 group of generation is utilized to be tabled look-up by circulation in RMB printing process
Amplitude on the method modulation RMB page, makes the amplitude on the RMB page regular according to above two amplitude modulation
The shape of site is changed, and after modulation, on the RMB page, adjacent 16 amplitudes constitute one group 16 the false proof letters of binary system
Breath so that carry anti-counterfeiting information by the change of amplitude shape on the RMB page, and it is whole to make this anti-counterfeiting information be embedded in
In individual RMB page site, it is achieved RMB anti-counterfeiting.
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Application publication date: 20161207 |