CN106427283A - Single-parameter multi-variable multivariate layering encryption binary Ren Min Bi anti-counterfeit printing method - Google Patents
Single-parameter multi-variable multivariate layering encryption binary Ren Min Bi anti-counterfeit printing method Download PDFInfo
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- CN106427283A CN106427283A CN201610849199.4A CN201610849199A CN106427283A CN 106427283 A CN106427283 A CN 106427283A CN 201610849199 A CN201610849199 A CN 201610849199A CN 106427283 A CN106427283 A CN 106427283A
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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
The invention relates to a single-parameter multi-variable multivariate layering encryption binary Ren Min Bi anti-counterfeit printing method. According to the method, binary modulating signals can be generated by binary anti-counterfeit information through multivariate layering encryption and channel coding, the anti-counterfeit information is changed in order in an amplitude modulation net dot shape to be embedded in a whole Ren Min Bi webpage in a circulating table look-up method modulation manner, the anti-counterfeit information can be recognized from any fragment during Ren Min Bi recognition, and the method can be used in Ren Min Bi anti-counterfeit printing.
Description
Technical field：
The present invention relates to a kind of RMB anti-counterfeiting printing technology, particularly a kind of One-parameter multi-variable multi-variant layered encryption binary system
RMB anti-counterfeiting printing process, in the anti-counterfeit printing of RMB that this RMB anti-counterfeiting printing technology can be used for various face amounts.
Background technology：
Currency security is related to a national financial security, starts struggle that is false proof and faking from currency generation and does not just stop
Breath, the RMB of China is audaciously innovated, and employs 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 fiber anti-counterfeiting technology, stealthy denomination digital anti-counterfeiting technology,
Photochromatic printing ink printing denomination digital anti-counterfeiting technology, yin yang complementarity are to being patterned anti-counterfeiting technology, number convex print anti-counterfeiting technology, miniature literary composition
Word anti-counterfeiting technology, colorless fluorescent pattern anti-counterfeiting technology, colored fluorescent pattern anti-fake technology and docking coincide etc. multinomial anti-counterfeiting technology,
But struggle that is false proof and faking is high-tech trial of strength, more advanced anti-counterfeiting technology have certain ageing, therefore it is necessary to not
So as to forever be in the leading position of anti-counterfeiting technology, this is also to maintain financial security of the country to disconnected lifting RMB anti-counterfeiting technology
Basic assurance.
Content 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 presence to existing
RMB anti-counterfeiting technology is had to carry out improving it is proposed that the RMB that a kind of binary system coded signal modulates amplitude shape is prevented
Pseudo- technology, this RMB anti-counterfeiting technology, by the change of amplitude shape during RMB is printed, anti-counterfeiting information is entered with two
Coded signal form processed is embedded in the whole RMB page, can identify false proof from any one fragment when RMB identifies
Information, therefore has very disguised by force and crush resistance.
The technical solution adopted for the present invention to solve the technical problems is：First line number is entered to image and character anti-counterfeiting information
Wordization is processed, and generates 8 one group of binary system anti-counterfeiting information table using image and character anti-counterfeiting information, 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 the 16 one group binary system anti-counterfeiting information table that most-significant byte is all 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, plus
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 bigit of k 7, binary system control variable is denoted as j, n, d, e, f, g and h, control variable j, n, d, e, f, g and h
Value is the integer of 0 j 7, operatorUsing+,-, ×, tetra- kinds of ÷ calculation
Symbol, during binary operator control variable k=0Be defined as+, during binary operator control variable k=1Define respectively
For+, ÷, during binary operator control variable k=2Be respectively defined as-, ÷ ,+, binary operator control become
During amount 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
WhenBe respectively defined as+, × ,+, ÷ ,-, ÷ ,+, ×, by 16 one group
I-th group of 16 binary system encryption anti-fake information in binary system encryption anti-fake information table are denoted as Ni, binary operator control variable k
When=0, multicomponent layer-granulated cryptographic calculation formula is defined as, during binary operator control variable k=1 multicomponent layer-granulated plus
Close operational formula is defined as, during binary operator control variable k=2, multicomponent layer-granulated cryptographic calculation is public
Formula is defined as, during binary operator control variable k=3, multicomponent layer-granulated cryptographic calculation is public
Formula is defined as, multicomponent layer-granulated encryption during binary operator control variable k=4
Operational formula is defined as, binary operator control variable k=5
When multicomponent layer-granulated cryptographic calculation formula be defined as, two
During system operator control variable k=6, multicomponent layer-granulated cryptographic calculation formula is defined as , multicomponent layer-granulated cryptographic calculation formula during binary operator control variable k=7
It is defined as, set encryption ginseng
The initial value of number C, sets initial value j=0, n=0, d=0, e=0, f=0, g=0 and h=0 of j, n, d, e, f, g and h, sets 16 one group
16 binary system anti-counterfeiting information N in binary system anti-counterfeiting information tableiPosition control variable i=1, false proof from 16 one group of binary systems
First group 16 binary system anti-counterfeiting information N in information table1Start, circulation is using above-mentioned eight kinds different cryptographic calculation formula to 16
In the one group of binary system anti-counterfeiting information table in position, 16 binary system anti-counterfeiting information are encrypted computing, and in cryptographic calculation each time
Carry out i+1, j+1, k+1, n+1, d+1, e+1, f+1, g+1 and h+1 computing, with the value of i, j, k, n, d, e, f, g and h simultaneously
Change, by computing is encrypted to each group of 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table,
Generate 16 one group binary system encryption anti-fake information table corresponding with 16 one group binary system anti-counterfeiting information table, to RMB printing
The shape of middle amplitude is digitized processing, and amplitude is shaped toWithTwo kinds, whereinDefinition
For numeral 0,It is defined as numeral 1, using the binary system encryption anti-counterfeiting letter of 16 group generating in RMB printing process
Breath by circulate look-up table modulate the RMB page on amplitude, make the amplitude on the RMB page regular by
Shape according to above two amplitude is changed, and on the RMB page after modulation, adjacent 16 amplitudes constitute one group 16
Position binary system anti-counterfeiting information is so that carry anti-counterfeiting information by the change of amplitude shape on the RMB page, and so that this is prevented
Fake information is embedded in whole RMB page site, realizes RMB anti-counterfeiting.By non-obvious embedding in the RMB page
Enter extractible anti-counterfeiting information, valid certificates can be provided for real Renminbi, there is stronger anti-forgery ability simultaneously, and do not increase
Plus extra anti-counterfeiting cost.
For solving above-mentioned technical problem, anti-counterfeiting information is digitized processing first, generates 8 one group of binary system
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
16 binary system anti-counterfeiting information of each of 16 one group binary system anti-counterfeiting information table are carried out layered encryption fortune by information table
Calculate, generate 16 one group of binary system encryption anti-fake information table, using 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
RMB page original continuous can be changed the line map picture by road coding using loop coding, convolutional encoding or Turbo coding various ways
Signal is processed through rasterizing（RIP）Export halftoning hybrid screening picture signal with hybrid screening, including amplitude
With FM screened image signal, modulated using circulation look-up table modulation system using the 16 one group of binary modulated signals generating
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 of embedded anti-counterfeiting information in whole RMB page site
Number, realize the anti-counterfeit printing of RMB.
When extracting anti-counterfeiting information, gather RMB page halftone dot image signal first, 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, the binary modulated signal of 16 one group of output, 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 16 binary informations in anti-counterfeiting information table and is denoted as Hi, by ciphering process, extensive
In the binary system deciphering anti-counterfeiting information table of repetitive generation, multicomponent layer-granulated deciphering computing during binary operator control variable k=0 is, during binary operator control variable k=1 multicomponent layer-granulated deciphering computing be, two enter
During operator control variable k=2 processed multicomponent layer-granulated deciphering computing be, binary operator control
During variable k=3 processed multicomponent layer-granulated deciphering computing be, binary operator control variable
During k=4 multicomponent layer-granulated deciphering computing be, binary operator control variable k=
When 5 multicomponent layer-granulated deciphering computing be, binary operator control change
Measuring multicomponent layer-granulated deciphering computing during k=6 is,
During binary operator control variable k=7 multicomponent layer-granulated deciphering computing be , by 16 binary system letters in the binary system deciphering anti-counterfeiting information table recovering after decoding to generate
Breath HiPosition control initial guess be set as i=1, binary operator control variable initial value design be k=0, from recover generate
First group of H in binary system deciphering anti-counterfeiting information table1Start, the binary system recovering to generate is deciphered with each group in anti-counterfeiting information table
16 binary informations carry out multicomponent layer-granulated deciphering computing accordingly, solve binary system anti-counterfeiting information Ni, generate most-significant byte and be all 0
16 one group binary system anti-counterfeiting information table, remove most-significant byte, recover to generate 8 one group of binary system anti-counterfeiting information table, recover anti-
Spurious signal simultaneously exports anti-counterfeiting information.
Brief description
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.
Specific embodiment
In loading anti-counterfeiting information flow process Fig. 1, original anti-counterfeiting information（Image, word）Encrypted, generate the two of 8 one group
System anti-counterfeiting information table, 8 one group of binary informations in binary system anti-counterfeiting information table are expanded to 16 one group of binary system letters
Breath, generates the 16 one group binary system anti-counterfeiting information table that most-significant byte is all 0, i-th group in 16 one group binary system anti-counterfeiting information table
16 binary informations are denoted as Ni, i is the positive integer more than 0, and eight-digit binary number encryption parameter is denoted as C, and encryption parameter C is 0 C
255 bigit, binary operator control variable is denoted as k, and binary operator control variable k is the two of 0 k 7 to enter
Integer processed, binary system control variable is denoted as j, n, d, e, f, g and h, and control variable j, n, the value of d, e, f, g and h are 0 j
7 integer, operatorUsing+,-, ×, tetra- kinds of operators of ÷, binary operator
During control variable k=0Be defined as+, during binary operator control variable k=1Be respectively defined as+, ÷, binary system
During 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
WhenBe respectively defined as+, × ,+, ÷ ,-, ÷ ,+, ×, by 16 one group
I-th group of 16 binary system encryption anti-fake information in binary system encryption anti-fake information table are denoted as Ni, binary operator control variable k
When=0, multicomponent layer-granulated cryptographic calculation formula is defined as, during binary operator control variable k=1 multicomponent layer-granulated plus
Close operational formula is defined as, during binary operator control variable k=2, multicomponent layer-granulated cryptographic calculation formula is fixed
Justice is, multicomponent layer-granulated cryptographic calculation formula definition during binary operator control variable k=3
For, during binary operator control variable k=4, multicomponent layer-granulated cryptographic calculation formula is fixed
Justice is, multicomponent layer-granulated encryption fortune during binary operator control variable k=5
Calculate formula to be defined as, during binary operator control variable k=6
Multicomponent layer-granulated cryptographic calculation formula is defined as,
During binary operator control variable k=7, multicomponent layer-granulated cryptographic calculation formula is defined as , set the initial value of encryption parameter C, set the initial value j=of j, n, d, e, f, g and h
0th, n=0, d=0, e=0, f=0, g=0 and h=0, sets 16 binary system anti-counterfeiting information N in 16 one group binary system anti-counterfeiting information tablei
Position control variable i=1, first group 16 binary system anti-counterfeiting information N from 16 one group binary system anti-counterfeiting information table1Start,
Circulation is false proof to 16 binary systems in 16 one group binary system anti-counterfeiting information table using above-mentioned eight kinds different cryptographic calculation formula
Information is encrypted computing, and carries out i+1, j+1, k+1, n+1, d+1, e+1, f+1, g+ while cryptographic calculation each time
1 and h+1 computing, with the value change of i, j, k, n, d, e, f, g and h, by 16 one group binary system anti-counterfeiting information table
Each group of 16 binary system anti-counterfeiting information be encrypted computing, generate and 16 one group binary system anti-counterfeiting information table corresponding 16
The one group of binary system encryption anti-fake information table in position, is digitized processing to the shape of amplitude in RMB printing, by amplitude modulation
Site is shaped toWithTwo kinds, whereinBe defined as numeral 0,It is defined as numeral 1, printed in RMB
Pass through to circulate the tune on the look-up table modulation RMB page using the binary system encryption anti-fake information of 16 group generating in journey
Width site, makes the regular shape according to above two amplitude of the amplitude on the RMB page be changed, and adjusts
On the RMB page after system, adjacent 16 amplitudes constitute one group of 16 binary system anti-counterfeiting information so that leading on the RMB page
The change crossing amplitude modulation dot shape carries anti-counterfeiting information, and so that this anti-counterfeiting information is embedded in whole RMB page site, real
Existing RMB anti-counterfeiting printing.
In extracting anti-counterfeiting information flow process Fig. 2, when extracting anti-counterfeiting information, collection RMB page halftone dot image letter first
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, the binary modulated signal of 16 one group of output, to demodulation
The binary modulated signal of 16 group of output carries out channel decoding, recovers generation binary system deciphering false proof after channel decoding
Information table.
Binary system is deciphered 16 binary informations in anti-counterfeiting information table and is denoted as Hi, by ciphering process, extensive
In the binary system deciphering anti-counterfeiting information table of repetitive generation, multicomponent layer-granulated deciphering computing during binary operator control variable k=0 is, during binary operator control variable k=1 multicomponent layer-granulated deciphering computing be, two
During system operator control variable k=2 multicomponent layer-granulated deciphering computing be, binary operator control
During variable k=3 multicomponent layer-granulated deciphering computing be, binary operator control variable
During k=4 multicomponent layer-granulated deciphering computing be, binary operator control change
Measuring multicomponent layer-granulated deciphering computing during k=5 is, binary operator control
During variable k=6 processed multicomponent layer-granulated deciphering computing be,
During binary operator control variable k=7 multicomponent layer-granulated deciphering computing be , by 16 binary system letters in the binary system deciphering anti-counterfeiting information table recovering after decoding to generate
Breath HiPosition control initial guess be set as i=1, binary operator control variable initial value design be k=0, from recover generate
First group of H in binary system deciphering anti-counterfeiting information table1Start, to each group 16 in the binary system group anti-counterfeiting information table recovering generation
Position binary information carries out multicomponent layer-granulated deciphering computing accordingly, solves binary system anti-counterfeiting information Ni, generate most-significant byte and be all 0
16 one group binary system anti-counterfeiting information table, removes most-significant byte, recovers to generate 8 one group of binary system anti-counterfeiting information table, recovers false proof
Signal simultaneously exports anti-counterfeiting information.
Claims (1)
1. anti-counterfeiting information is passed through cryptographic calculation and chnnel coding and generates binary modulated signal by one kind, and is tabled look-up tune by circulation
Anti-counterfeiting information is embedded in the One-parameter multi-variable multi-variant layered encryption binary system RMB anti-counterfeiting print in full page by mode processed
Brush method, is characterized in that：Anti-counterfeiting information is digitized, generates 8 one group of binary system anti-counterfeiting information table, anti-counterfeiting information is
Image information and Word message, for preventing from producing information spillover in ciphering process, 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
Information table, i-th group of 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are denoted as Ni, i is more than 0
Positive integer, eight-digit binary number encryption parameter is denoted as C, and encryption parameter C is the bigit of 0 C 255, binary operator control
Variable processed is denoted as k, and binary operator control variable k is the bigit of 0 k 7, binary system control variable be denoted as j, n, d,
E, f, g and h, control variable j, n, the value of d, e, f, g and h are the integer of 0 j 7, operatorUsing+,-, ×, tetra- kinds of operators of ÷, binary operator control variable k=0
WhenBe defined as+, during binary operator control variable k=1Be respectively defined as+, ÷, binary operator control variable
During k=2Be respectively defined as-, ÷ ,+, during binary operator control variable k=3Respectively
Be 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 i-th group of 16 binary system encryption anti-fake information in 16 one group binary system encryption anti-fake information table
It is denoted as Ni, during binary operator control variable k=0, multicomponent layer-granulated cryptographic calculation formula is defined as, binary system calculation
During symbol control variable k=1, multicomponent layer-granulated cryptographic calculation formula is defined as, binary operator control variable k=
When 2, multicomponent layer-granulated cryptographic calculation formula is defined as, during binary operator control variable k=3
Multicomponent layer-granulated cryptographic calculation formula is defined as, during binary operator control variable k=4
Multicomponent layer-granulated cryptographic calculation formula is defined as, binary operator control
During variable k=5, multicomponent layer-granulated cryptographic calculation formula is defined as,
During binary operator control variable k=6, multicomponent layer-granulated cryptographic calculation formula is defined as , multicomponent layer-granulated cryptographic calculation formula definition during binary operator control variable k=7
For, set encryption parameter C's
Initial value, sets initial value j=0, n=0, d=0, e=0, f=0, g=0 and h=0 of j, n, d, e, f, g and h, sets 16 one group of binary systems
16 binary system anti-counterfeiting information N in anti-counterfeiting information tableiPosition control variable i=1, from 16 one group binary system anti-counterfeiting information table
In first group 16 binary system anti-counterfeiting information N1Start, circulation is using above-mentioned eight kinds different cryptographic calculation formula to 16 one group
In binary system anti-counterfeiting information table, 16 binary system anti-counterfeiting information are encrypted computing, and enter while cryptographic calculation each time
Row i+1, j+1, k+1, n+1, d+1, e+1, f+1, g+1 and h+1 computing, the value with i, j, k, n, d, e, f, g and h changes,
By each group of 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are encrypted with computing, generate with
The corresponding 16 one group binary system encryption anti-fake information table of 16 one group binary system anti-counterfeiting information table, to amplitude modulation in RMB printing
The shape of site is digitized processing, and amplitude is shaped toWithTwo kinds, whereinIt is defined as numeral
0、It is defined as numeral 1, passed through using the binary system encryption anti-fake information of 16 group generating in RMB printing process
Circulation look-up table modulates the amplitude on the RMB page, makes the amplitude on the RMB page regular according to above-mentioned
The shape of two kinds of amplitudes is changed, and on the RMB page after modulation, adjacent 16 amplitudes constitute one group 16 two and enter
Anti-counterfeiting information processed is so that carry anti-counterfeiting information by the change of amplitude shape on the RMB page, and makes this anti-counterfeiting information
It is embedded in whole RMB page site, realize RMB anti-counterfeiting.
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