CN1059610A - Verification becomes sign indicating number and the bank checker of keeping accounts and checking - Google Patents
Verification becomes sign indicating number and the bank checker of keeping accounts and checking Download PDFInfo
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- CN1059610A CN1059610A CN 90105543 CN90105543A CN1059610A CN 1059610 A CN1059610 A CN 1059610A CN 90105543 CN90105543 CN 90105543 CN 90105543 A CN90105543 A CN 90105543A CN 1059610 A CN1059610 A CN 1059610A
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- mouth
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- voucher
- verification
- data memory
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Abstract
The invention discloses a kind of verification and become sign indicating number and the bank checker of keeping accounts and checking, it is by 12 demonstrations, 28 buttons, the one-chip computer of maintaining secrecy, the data memory that information is not still lost behind the tester in power-down state of pass, the control circuit of keyboard and demonstration, guarantor's electric wire of data memory is formed, the one-chip computer of Bao Miing wherein, when algorithm routine fire up seal up after, can't read the content of chip, it can be according to the account's essential of voucher and the change code signature of input, by check valve pseudo-random function computing in the machine, whether legal output voucher and sign and account data check sign indicating number.Handle banking fast in real time for computing machine necessary condition is provided.
Description
The present invention is all accounts' of banking system verification a change code signature for a kind of code translator that relates to other purposes of the needs of maintaining secrecy in the physics, can calculate the special-purpose machines and tools of checking sign indicating number of account data simultaneously again.
Bank generally adopts knuckle to check the reserved specimen seal of account opener at present, as confirming with the foundation of levying legitimacy, continuous development along with science and technology, it is extremely easy to forge seal, differentiate true and false very difficult, and after current bank adopts computer network to focus on account successively, will be on a sales counter by hand method check any account's reserved specimen seal apace, be not satisfy with the city to circulate, terminal is faced the needs of cabinet, for addressing this problem, the bank that has at present adopts micrographics, and the reserved specimen seal at families up to ten thousand is miniature on more than 20 films, then under multiplying arrangement with manually proofreading, circulate with the city realizing.This way does not still break through the circle of seal seal, the legal insecure problem of seal seal still is not resolved, check seal, more supersede chop more inconvenient, and to face client, from confirming to check account data to two people with the legitimacy of levying, settle a business at once, also do not reach the requirement that computer real-time is handled on the timeliness.
The United States Patent (USP) that the present technique field retrieves (US4206315) is a kind of digital signature machine, adopt 28 of binary ones (being equivalent to 40 of the decimal systems), long number word so, be suitable for transmit leg, transmission, reciever and all adopt computer and modern communications equipment, be not suitable for China's decimal number that reaches 40 of hand filling on check for transfer.Use for convenience, get 8 decimal numbers at most.Be called " change code signature ".Its encryption method is different with conventional digital signature, so verification becomes the method for code signature, and also the digital signature with routine is different.
The objective of the invention is provides a kind of bank checker that quick, unified all accounts of verification become code signature and check account data in advance that has for bank, promptly on checker, import essential of voucher, whether legal it will export the sign indicating number of checking of voucher sign and account data immediately, handles the condition that provides necessary fast in real time for computing machine.
Technical solution of the present invention is:
1) hardware is made up of 12 demonstrations, 28 buttons (16 universal keys, 12 dedicated array of keys), the one-chip computer of maintaining secrecy, the control circuit that closes information is not still lost behind the tester in power-down state data memory, keyboard and demonstration, guarantor's electric line of data memory, the one-chip computer of Bao Miing wherein, when algorithm routine fire up seal up after, the content that can't read chip.
2) verification account's change code signature (KKXXXXYY) is in two steps on the software:
The first step, use this bank checker, input essential of voucher (payable at sight side's account number, voucher number, the amount of money, debit's account number, date) and change code signature (being KKXXXXYY) are by internal arithmetic (al), output verification sign on display screen (==...=expression check results is legal
The expression check results is illegal), its algorithm is whether an establishment is arranged in the middle of following two equatioies of inspection:
Function argument
The XXXX=f21(side of paying account number, voucher number, YY, the amount of money, debit's account number, date)
Function argument
The XXXX=f21(side of paying account number, voucher number, YY, the amount of money, debit's account number, date-1)
Wherein XXXX is for becoming the center section of code signature (KKXXXXYY);
F21 is the check valve pseudo-random function;
When 3) firing algorithm routine and parameter on secret chip, be respectively to grasp half algorithm by concrete management department, carry out chip with the way of mutual restriction and fire work, allow the people of algorithm for design program not know systematic parameter, allow the people who grasps systematic parameter not know algorithm routine, and then algorithm routine and systematic parameter combined fire on chip, and seal up the position of maintaining secrecy, make it to read the content on the chip.
4) checker is also exported check yard (ZZ) of an account data in the output verification mark, so that replace the step of checking of record keeping terminal input account data, the formula of calculation review sign indicating number (ZZ) is as follows:
ZZ=f
4(paying square account number, voucher number, YY, debit's account number, the amount of money)
F wherein
4Be compression function.
Below in conjunction with accompanying drawing, concrete further specifying done in the invention:
Fig. 1 is construction profile figure of the present invention.
Fig. 2 is a circuit structure diagram of the present invention.
Fig. 3 is a circuit embodiments of the present invention.
As can be seen from Figure 1, this bank checker has casing, 12 display screens, keyboard is i.e. 16 universal keys of 28 buttons: " 1,2,3,4,5,6,7,8,9,0,00 ,+,-, *, ÷ ,-, " 12 dedicated array of keys: " start, date, make a summary, reset, angle number, the amount of money, removing, verification, debit, change sign indicating number, pay side, carriage return." also have power switch in addition, circuit board is housed in the casing.
In circuit structure shown in Figure 2, the present invention by seven segment code display driver circuit, 12 displays, 28 key board matrixes, preceding 4 show and preceding 4 bit keyboard sweep circuits, back 8YY are last two of change code signature (KKXXXXYY);
Pay square account number, the essential of voucher of voucher number for importing;
The amount of money, debit's account number, date be the essential of voucher for importing also, but controlled by KK.
Date-1 is date-1, days ten days-1, days-1, year-1, value is controlled by KK, makes to become code signature and have certain term of validity.
Above-mentioned f
21Be the check valve pseudo-random function, its so-called check valve can only be calculated by independent variable exactly, and dependent variable can not oppositely be calculated, so-called pseudo-random function is exactly the functional value random variation, has both made and has known that algorithm all can't oppositely be calculated or the forward limit goes out systematic parameter.
Second the step, on the accounting network main frame with similar method verification XY.Position demonstration and back 8 bit keyboard sweep circuits, one-chip computer (8751), data-carrier store (RAM), address decoding, guarantor's electric line, logic control, latch (3) are formed.
One-chip computer adopts 8751 single-chip microcomputers, and inner band 4KEPROM can not read after the encryption, and its 32 input-output line I/O lines are divided into P
0, P
1, P
2, P
3Four mouths, each mouthful is 8 lines, P
0Mouth connects 3 latchs and data memory (RAM), as 8 position datawires and RAM least-significant byte address wire, P
1Mouth connects the seven segment code display driver circuit, and control charactron and radix point show, P
26, the 7 pin link addresses decoding of mouth, P
2Other lines of mouth also connect data memory (RAM), as most-significant byte address wire, P
3Link address decoding simultaneously of 6 pin of mouth and data memory (RAM), P
37 pin of mouth directly connect data memory (RAM), above-mentioned P
3RO, WO signal that mouth 6,7 pin are read and write as control RAM respectively, P
35,4,3 pin of mouth connect 28 key board matrixes, as the incoming line of keyboard scan.
The connection of seven segment code display driver circuit is also controlled 12 displays, 12 displays are controlled by the connection of 28 key board matrixes also, and 28 key board matrixes are subjected to preceding 4 to show the control that reaches preceding 4 bit keyboard sweep circuits, back 8 demonstrations and back 8 bit keyboard sweep circuits, preceding 4 demonstrations and preceding 4 bit keyboard sweep circuits and back 8 demonstrations and back 8 bit keyboard sweep circuits are subjected to the control of one of two latchs respectively, and the P of these two latchs while link address decodings and one-chip computer (8751)
0The mouth output line, address decoding is by the P of one-chip computer (8751)
2 Mouth 7,6 pin and P
3Mouthful 6 pin phases " with " translate, again with protect after electric line is connected to logic control together, phase " with " chip selection cs end of control data memory (RAM), the least-significant byte address is from the P of one-chip computer (8751)
0Mouth is sent, and is latched in the latch by the ALE line traffic control of (8751).
Shown in the embodiment circuit of Fig. 3, above-mentioned one-chip computer is the 8751H single-chip microcomputer, the seven segment code display driver circuit is made up of resistance and eight triode amplification driving circuits, 12 displays are made up of 12 charactrons and control line, each section demonstration is connected in parallel, 28 key board matrixes are by row, alignment reaches across the button of ranks line to be formed, preceding 4 show and preceding 4 bit keyboard sweep circuits are made up of 4 M1413 drivers and the alignment that exports keyboard matrix to thereof, 8 of backs show and back 8 bit keyboard sweep circuits are made up of 8 M1413 drivers and the alignment that exports keyboard matrix to thereof, three latchs all are the 74HC373 integrated circuit block, data memory is the HM6116LP-3 static RAM (SRAM), address decoding, protect electric line, logic control is respectively by the U among Fig. 3
4, U
5Form Deng AND gate circuit.
From above-mentioned Fig. 2, Fig. 3 circuit, its principle of work is as follows:
Keyboard and reading scan all are to finish under 8751 control.Each of seven segment digital tubes section demonstration is connected in parallel, the P by 8751
1Mouth control, when needing to show, the P by 8751
1Mouth is sent and is shown sign indicating number, P
0Mouth is sent the control corresponding position and is latched in 74HC373, deliver to 8000H for preceding 4,4000H is delivered in 8 of backs, make this charactron bright, close after one millisecond and show and control bit that send next digital demonstration sign indicating number and control bit again, 12 scan rounds like this show, utilize the twilight sunset of light emitting diode, make charactron stably demonstrate 12 figure place sign indicating numbers.
The acceptance of keyboard number also is the scan mode that adopts, and the ranks line of keyboard all is a high level at ordinary times, and button is that off-state is connected across on the ranks line, when keyboard scan begins, by P
0Mouth is sent alignment scan control position and latch (deliver to 8000H for preceding 4, deliver to 4000H for back 8) in 74HC373, makes that by MC1413 corresponding alignment is a low level, when key is pressed, key makes low level deliver on the line ranks line short circuit, and by 8751 P
3The mouth corresponding positions is accepted, and then is intersected by the low level line of software according to alignment scan control position and acceptance, draws the number of key entry.
Keyboard scan and show that control bit is with two 74HC373(latchs), its address is data space 8000H and 4000H.
Data memory (RAM) adopts the HM6116LP-3 static RAM (SRAM), its address is 4000-47FFH, address decoding by 8751 P2 mouth 7,6 pin and P3 mouth 6 pin (WR) logic mutually " with " translate, again with protect electric logic mutually " with ", the chip selection cs end of control RAM, data are sent from 8751 Po mouth, by RO or the read-write of WO gating control data.The least-significant byte address is also sent from the Po mouth, and the ALE line traffic control by 8751 is latched among the 74HC373, and the high address is provided by the P2 mouth.
Protecting electric line is made up of VARTA3/V60R rechargeable battery, resistance R X, RY and CO4023, minium operation voltage 6116(RAM) is 4.5V, as long as when therefore guaranteeing that voltage is reduced to 4.5V, can seal 6116 CS end with high level, provide 3 couchers to make voltage with VDD again, just can guarantee in 6116 that data do not lose because of closing tester in power-down state, seal CS after, tens microamperes of 6116 need keep electric current, get final product with small battery.
Use:
1) the input reseting cipher is removed " deadlock ";
2) startup password is set arbitrarily;
3) input time limit parameter was changed once in 1 year;
4) upgrade startup password, if forget startup password, examination only three, otherwise " deadlock " appears, can prevent other people hacking;
5) keep three accumulative totals: calculating keeps accounts checks a yard cumulative number, and verification becomes code signature cumulative number and the initial accumulative total of installing, and in time finds other people hacking;
6) frequency statistics: add up last two frequency of the last sum-bit of the voucher number side's of paying account number respectively, surpass then " high frequency deadlock " 15 times;
7) (angle number), (amount of money), (paying the side), (debit), (becoming sign indicating number) are five exclusive data keys.Be used to choose wantonly, unordered, by each the input data:
A, not according to being 0
B, empty by accessing old data
C, defeated number back button, the input new data
(paying the side), (debit) two keys are used to import account number;
A, defeated 0 is 0
B, input are no more than 8 non-0 number, and 8 fronts are filled a constant automatically
C, input surpass 8 non-0 number, fail what what then is
(summary) key is used for (+), (-), (*), (÷) four keys are set a constant respectively, and wherein the constant of (÷) key is the constant of corresponding completion account number.
Present technique is assigned " carrying out becoming the letter of code signature pilot work in lines about agreeing Changsha " through the National Industrial and Commercial Bank of China, and confirm " to leave the program among the EPROM in the 8751H in; encrypt in implement security programming back, promptly can not be read from the outside by anyone by the relevant calculation machine expert of the National University of Defense technology." so present technique maturation, reliable, novel, suitable, creative.
Claims (2)
1, a kind of verification of being made up of casing, display screen, keyboard, circuit board becomes sign indicating number and the bank checker of keeping accounts and checking, it is characterized in that this bank checker by the seven segment code display driver circuit, 12 display, 28 key board matrixes, preceding 4 demonstrations and preceding 4 bit keyboard sweep circuits, back 8 demonstrations and back 8 bit keyboard sweep circuits, one-chip computer (8751), data-carrier store (RAN), address decoding, guarantor's electric line, logic control, latchs (3) are formed.One-chip computer adopts 8751 single-chip microcomputers, and inner band 4KEPRON can not read after the encryption, and its 32 input-output line I/O lines are divided into P
0, P
1, P
2, P
3Four mouths, each mouthful is 8 lines, P
0Mouth connects 3 latchs and data memory (RAN), as 8 position datawires and RAN least-significant byte address wire, P
1Mouth connects the seven segment code display driver circuit, and control charactron and radix point show, P
26, the 7 pin link addresses decoding of mouth, P
2Other lines of mouth also connect data memory (RAN), as most-significant byte address wire, P
3Link address decoding simultaneously of 6 pin of mouth and data memory (RAN), P
37 pin of mouth directly connect data memory (RAN), above-mentioned P
3RO, WO signal that mouth 6,7 pin are read and write as control RAN respectively, P
35,4,3 pin of mouth connect 28 key board matrixes, as the incoming line of keyboard scan.The connection of seven segment code display driver circuit is also controlled 12 displays, 12 displays are controlled by the connection of 28 key board matrixes also, and 28 key board matrixes are subjected to preceding 4 to show the control that reaches preceding 4 bit keyboard sweep circuits, back 8 demonstrations and back 8 bit keyboard sweep circuits, preceding 4 demonstrations and preceding 4 bit keyboard sweep circuits and back 8 demonstrations and back 8 bit keyboard sweep circuits are subjected to the control of one of two latchs respectively, and the P of these two latchs while link address decodings and one-chip computer (8751)
0The mouth output line, address decoding is by the P of one-chip computer (8751)
2Mouth 7,6 pin and P
3Mouthful 6 pin phases " with " translate, again with protect after electric line is connected to logic control together, phase " with " chip selection cs end of control data memory (RAN), the least-significant byte address is from the P of one-chip computer (8751)
0Mouth is sent, and is latched in the latch by the ALE line traffic control of (8751).
This bank checker of said structure, adopt:
1) hardware is made up of 12 demonstrations, 28 buttons (16 universal keys, 12 dedicated array of keys), the one-chip computer of maintaining secrecy, the control circuit that closes information is not still lost behind the tester in power-down state data memory, keyboard and demonstration, guarantor's electric line of data memory, the one-chip computer of Bao Miing wherein, when algorithm routine fire up seal up after, the content that can't read chip.
2) verification account's change code signature (KKXXXXYY) is in two steps on the software:
The first step, use this bank checker, input essential of voucher (payable at sight side's account number, voucher number, the amount of money, debit's account number, date) and change code signature (being KKXXXXYY), by internal arithmetic (al), output verification sign on display screen (==...=expression check results is legal, SS ... S represents that check results is illegal), its algorithm is whether an establishment is arranged in the middle of following two equatioies of inspection:
Function argument
XXXX=f21 (paying square account number, voucher number, YY, the amount of money, debit's account number, date)
Function argument
XXXX=f21 (paying square account number, voucher number, YY, the amount of money, debit's account number, date-1)
Wherein XXXX is for becoming the center section of code signature (KKXXXXYY);
F21 is the check valve pseudo-random function;
YY is last two of change code signature (KKXXXXYY);
Pay square account number, the essential of voucher of voucher number for importing;
The amount of money, debit's account number, date be the essential of voucher for importing also, but controlled by KK.
Date-1 is date-1, days ten days-1, days-1, year-1, value is controlled by KK, makes to become code signature and have certain term of validity.
Above-mentioned f
21Be the check valve pseudo-random function, its so-called check valve can only be calculated by independent variable exactly, and dependent variable can not oppositely be calculated, so-called pseudo-random function is exactly the functional value random variation, has both made and has known that algorithm all can't oppositely be calculated or the forward limit goes out systematic parameter.
Second the step, on the accounting network main frame with similar method verification XY.
When 3) firing algorithm routine and parameter on secret chip, be respectively to grasp half algorithm by concrete management department, carry out chip with the way of mutual restriction and fire work, allow the people of algorithm for design program not know systematic parameter, allow the people who grasps systematic parameter not know algorithm routine, and then algorithm routine and systematic parameter combined fire on chip, and seal up the position of maintaining secrecy, make it to read the content on the chip.
4) checker is also exported check yard (22) of an account data in the output verification mark, so that replace the step of checking of record keeping terminal input account data, the formula of calculation review sign indicating number (22) is as follows:
ZZ=f
4(paying square account number, voucher number, YY, debit's account number, the amount of money)
F wherein
4Be compression function.
2, become sign indicating number and the bank checker of keeping accounts and checking according to the verification of claim 1, it is characterized in that described 28 buttons are respectively 16 and can use key: " 1,2,3,4,5,6,7,8,9,0,00 ,+,-, *, ÷ ,-" and 12 dedicated array of keys: " start, date, make a summary, reset, angle number, the amount of money, removing, verification, debit, change sign indicating number, pair square, carriage return.”
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90105543 CN1039367C (en) | 1990-09-03 | 1990-09-03 | Bank checker forcode conversion and account check |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90105543 CN1039367C (en) | 1990-09-03 | 1990-09-03 | Bank checker forcode conversion and account check |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1059610A true CN1059610A (en) | 1992-03-18 |
| CN1039367C CN1039367C (en) | 1998-07-29 |
Family
ID=4879357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90105543 Expired - Fee Related CN1039367C (en) | 1990-09-03 | 1990-09-03 | Bank checker forcode conversion and account check |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1039367C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1312549C (en) * | 1995-02-13 | 2007-04-25 | 英特特拉斯特技术公司 | Systems and methods for secure transaction management and electronic rights protection |
| CN111311840A (en) * | 2020-01-20 | 2020-06-19 | 临沂大学 | Logistics password box, logistics management system and method |
-
1990
- 1990-09-03 CN CN 90105543 patent/CN1039367C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1312549C (en) * | 1995-02-13 | 2007-04-25 | 英特特拉斯特技术公司 | Systems and methods for secure transaction management and electronic rights protection |
| CN111311840A (en) * | 2020-01-20 | 2020-06-19 | 临沂大学 | Logistics password box, logistics management system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1039367C (en) | 1998-07-29 |
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| C14 | Grant of patent or utility model | ||
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| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
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