CN114943063B - Electronic seal generation and recognition system based on Internet - Google Patents
Electronic seal generation and recognition system based on Internet Download PDFInfo
- Publication number
- CN114943063B CN114943063B CN202210215174.4A CN202210215174A CN114943063B CN 114943063 B CN114943063 B CN 114943063B CN 202210215174 A CN202210215174 A CN 202210215174A CN 114943063 B CN114943063 B CN 114943063B
- Authority
- CN
- China
- Prior art keywords
- seal
- code
- identification
- verification
- graph
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012795 verification Methods 0.000 claims abstract description 73
- 238000004891 communication Methods 0.000 claims abstract description 6
- 238000000605 extraction Methods 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 7
- 230000009466 transformation Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000012935 Averaging Methods 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
- G06F21/16—Program or content traceability, e.g. by watermarking
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06018—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking one-dimensional coding
- G06K19/06028—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking one-dimensional coding using bar codes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06046—Constructional details
- G06K19/06103—Constructional details the marking being embedded in a human recognizable image, e.g. a company logo with an embedded two-dimensional code
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/018—Certifying business or products
- G06Q30/0185—Product, service or business identity fraud
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Software Systems (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Development Economics (AREA)
- Marketing (AREA)
- Entrepreneurship & Innovation (AREA)
- Accounting & Taxation (AREA)
- Technology Law (AREA)
- Economics (AREA)
- Finance (AREA)
- Multimedia (AREA)
- Strategic Management (AREA)
- General Business, Economics & Management (AREA)
- Health & Medical Sciences (AREA)
- Bioethics (AREA)
- General Health & Medical Sciences (AREA)
- Collating Specific Patterns (AREA)
Abstract
The invention belongs to the field of electronic seals, relates to an electronic seal generating and identifying technology, and is used for solving the problem that the existing electronic seal generating and identifying system cannot perform early warning on a seal generating party after identification failure, in particular to an electronic seal generating and identifying system based on the internet, which comprises a server, wherein the server is in communication connection with a seal generating module, a seal database, a seal identifying module and a user management module; after the seal graph is generated by the seal generation module, the calling code and the verification code are further generated according to the parameters of the seal graph, and the calling code and the verification code are matched with the seal graph, so that when the seal is identified subsequently, the electronic seal with the seal graph in the database but the verification code and the submission code fail to be compared is reminded of the counterfeiting behavior of the generation user, and the generation user can timely maintain the right.
Description
Technical Field
The invention belongs to the field of electronic seals, relates to an electronic seal generating and identifying technology, and particularly relates to an electronic seal generating and identifying system based on the Internet.
Background
The electronic seal technology simulates the traditional physical seal by advanced digital technology, the management and use mode of the electronic seal accords with the habit and experience of the physical seal, and the electronic document stamped by the electronic seal has the same appearance, the same effectiveness and the similar use mode as the paper document stamped by the physical seal.
The existing electronic seal is generally designed with anti-counterfeiting codes on the electronic seal in order to prevent counterfeiting, however, the design usually only plays a role in the identification of the seal in the use process of the electronic seal, and the seal generator is not warned after the identification fails, so that the electronic seal of some enterprises is counterfeited largely and the seal generator is still unknown, further reducing the counterfeiting cost of the electronic seal, and having great potential safety hazard for the enterprises.
In order to solve the technical problem, the application provides an electronic seal generating and identifying system based on the internet.
Disclosure of Invention
The invention aims to provide an electronic seal generating and identifying system based on the Internet, which is used for solving the problem that the existing electronic seal generating and identifying system cannot perform early warning on a seal generating party after identification fails;
the technical problems to be solved by the invention are as follows: how to provide an electronic seal generation and identification system which can give an early warning to a seal generator when the identification fails.
The purpose of the invention can be realized by the following technical scheme:
an electronic seal generating and identifying system based on the Internet comprises a server, wherein the server is in communication connection with a seal generating module, a seal database, a seal identifying module and a user management module;
the seal generating module is used for generating an electronic seal for a user, generating a calling code and a verification code according to the parameters and the generating time of the electronic seal and storing the verification code into the two-dimensional code;
the seal identification module is used for identifying an electronic seal for a user, generating an extraction code according to the parameters of the electronic seal, searching whether an extraction code which is the same as the extraction code exists in a seal database, and if the extraction code does not exist, judging that the verification fails; if so, starting verification: acquiring a verification code corresponding to the extraction code in the seal database, performing gray level conversion and image processing on the electronic seal, extracting and identifying a two-dimensional code formed by the processed identification graph, marking the identification content as a submission code, and comparing whether the submission code is consistent with the verification code: if the two are consistent, the verification is judged to be successful; if the verification fails, the verification module sends a verification failure signal and an early warning signal to the seal identification module, and the seal identification module sends the received verification failure signal and the received early warning signal to a client side for identifying the user and a client side for generating the user respectively.
Further, the generation process of the electronic seal comprises the following steps: and marking the user needing to generate the seal as a generating user, logging in the server by the generating user through the client, uploading the seal parameters to the seal generating module by the generating user after successful login, and generating a seal graph by the seal generating module according to the seal parameters.
Further, the parameters of the seal include: font size, font style, font spacing, font margins, lateral offset, and vertical offset; generating a calling code and a verification code according to the parameters of the seal and the generation time of the seal, wherein the calling code is generated in the form of A1B1C1D1, A1, B1, C1 and D1 are numerical values of word space, word margin, transverse offset and vertical offset respectively, the system time generated by the seal is obtained, the system time is represented by N4 minutes in N1 month and N2 day and N3, M1, M2, M3 and M4 are obtained by carrying out octal conversion on N1, N2, N3 and N4, and the verification code is generated in the form of U1S1, wherein U1 is the absolute value of the difference value of M1 and M2, and S1 is the sum value of M3 and M4.
Further, the process of storing the verification code into the two-dimensional code comprises the following steps: carrying out gray level conversion on the stamp graph to obtain a gray level graph, amplifying the gray level graph into a pixel grid graph, obtaining the gray level value of each pixel grid in the pixel grid graph, summing the gray level values of all the pixel grids, averaging to obtain a gray level average value, and comparing the gray level value of each pixel grid with the gray level average value: if the gray value of the pixel grid is less than or equal to the average gray value, the gray value of the corresponding pixel grid is modified to be 1; if the gray value of the pixel grid is larger than the average gray value, the gray value of the corresponding pixel grid is modified to be 255; and after the gray values of all the pixel grids are completely modified, the stamp graphs form a two-dimensional code, and the verification code U1S1 is stored in the two-dimensional code.
Further, the generation process of the extraction code comprises: the method comprises the steps that a user needing to identify a seal is marked as an identification user, the identification user logs in a server through a client, the identification user uploads an electronic seal to a seal identification module after login is successful, the seal identification module marks the received electronic seal as an identification object, image processing is carried out on the identification object to obtain parameters of the identification object, an extraction code is generated in an A2B2C2D2 mode according to the parameters of the identification object, and the extraction code is sent to a verification module.
Further, the generation process of the submission code includes: carrying out gray level transformation on the identification object to obtain a gray level graph, amplifying the gray level graph into a pixel grid graph, marking the obtained graph as the identification graph, obtaining the gray level value of each pixel grid in the identification graph, summing the gray level values of all the pixel grids to obtain an average gray level value, and comparing the gray level value of each pixel grid with the average gray level value: if the gray value of the pixel grid is less than or equal to the average gray value, the gray value of the corresponding pixel grid is modified into 1; if the gray value of the pixel grid is larger than the average gray value, the gray value of the corresponding pixel grid is modified to be 255; and after the gray values of all pixel grids in the identification graph are completely modified, extracting and identifying the two-dimensional code formed by the identification graph and marking the identification content as a submission code.
The invention has the following beneficial effects:
1. after a seal graph is generated by a seal generation module, a calling code and a verification code are further generated according to parameters of the seal graph, and the calling code is matched with the verification code and the seal graph, so that when the seal is identified in the subsequent process, whether the corresponding seal graph exists in a seal database can be judged by judging whether the calling code is consistent with the extraction code, then the verification code is compared with a submission code again, and for an electronic seal with the seal graph in the database but the verification code is failed to be compared with the submission code, the electronic seal belongs to a forged seal, and an early warning signal is sent by a user client side while the authenticity of the electronic seal is judged, so that the user can be reminded of forging behaviors, and the generated user can timely maintain the right;
2. the seal graph is processed through technologies such as image processing, gray level conversion and the like, and the generation time of the electronic seal is stored in the formed two-dimensional code as a verification code, so that the cracking difficulty of the anti-counterfeiting mark is improved, and the use safety of the electronic seal is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of the system of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, an electronic seal generating and recognizing system based on the internet comprises a server, wherein the server is in communication connection with a seal generating module, a seal database, a seal recognizing module and a user management module, the seal recognizing module is also in communication connection with a verification module, the verification module is connected with the seal database, and the user management module comprises a plurality of clients.
The seal generation module is used for generating an electronic seal for a user, and the generation process of the electronic seal comprises the following steps: the method comprises the following steps that a user needing to generate a seal is marked as a generating user, the generating user logs in a server through a client, the generating user uploads seal parameters to a seal generating module after successful login, the seal generating module generates a seal graph through the seal parameters, and the seal parameters include: font size, font style, font spacing, font margins, lateral offset, and vertical offset; generating a calling code and a verification code through parameters of a seal and generation time of the seal, wherein the calling code is generated in the form of A1B1C1D1, A1, B1, C1 and D1 are numerical values of word space, word margin, transverse offset and vertical offset respectively, the unit is millimeter, system time generated by the seal is obtained, the system time is expressed by N4 in N1 month and N2 day and N3, M1, M2, M3 and M4 are obtained by carrying out octal conversion on N1, N2, N3 and N4, the verification code is generated in the form of U1S1, U1 is the absolute value of the difference value of M1 and M2, and S1 is the sum value of M3 and M4.
The calling code and the verification code are used for electronic seal identification, and the difference is that the verification purpose of the calling code is to judge whether a corresponding electronic seal exists in a seal database, and the verification purpose of the verification code is to judge whether the corresponding electronic seal is forged.
Carrying out gray level conversion on the stamp graph to obtain a gray level graph, amplifying the gray level graph into a pixel grid graph, obtaining the gray level value of each pixel grid in the pixel grid graph, summing the gray level values of all the pixel grids, averaging to obtain a gray level average value, and comparing the gray level value of each pixel grid with the gray level average value: if the gray value of the pixel grid is less than or equal to the average gray value, the gray value of the corresponding pixel grid is modified to be 1; if the gray value of the pixel grid is larger than the average gray value, the gray value of the corresponding pixel grid is modified to be 255; after the gray values of all pixel grids are completely modified, the seal patterns form a two-dimensional code, the verification code U1S1 is stored in the two-dimensional code, the seal patterns are processed through image processing, gray level conversion and other technologies, the generation time of the electronic seal is used as the verification code and stored in the formed two-dimensional code, the cracking difficulty of the anti-counterfeiting mark is improved, and therefore the use safety of the electronic seal is guaranteed.
The seal generation module sends the calling code A1B1C1D1, the verification code U1S1, the seal graph, the seal parameter and the generated user identity information to a seal database, and the generated user identity information comprises the generated user name and the generated contact telephone.
The seal identification module is used for carrying out electronic seal identification for a user, and the identification process of the electronic seal comprises the following steps: the method comprises the following steps that a user needing to identify a seal is marked as an identification user, the identification user logs in a server through a client, the identification user uploads an electronic seal to a seal identification module after login is successful, the seal identification module marks the received electronic seal as an identification object, image processing is carried out on the identification object to obtain parameters of the identification object, an extraction code is generated in an A2B2C2D2 mode according to the parameters of the identification object and is sent to a verification module, the verification module sends the extraction code to a seal database after receiving the extraction code, and whether an extraction code which is identical to the extraction code exists or not is searched in the seal database: if the electronic seal pattern does not exist, the verification is judged to be failed, the verification module sends a recognition failure signal to the seal recognition module, the seal recognition module sends the recognition failure signal to a client of a recognition user after receiving the recognition failure signal, and the verification failure means that the corresponding seal pattern is not stored in a seal database, so that the authenticity of the corresponding electronic seal cannot be recognized through the system; if the electronic seal exists, the corresponding electronic seal exists in the seal database, so that the authenticity of the electronic seal which needs to be identified currently needs to be verified, and the authenticity verification process comprises the following steps:
acquiring a verification code corresponding to the extraction code in the seal database, performing gray level conversion on an identification object to obtain a gray level graph, amplifying the gray level graph into a pixel grid graph, marking the obtained graph as the identification graph, acquiring the gray level value of each pixel grid in the identification graph, summing the gray level values of all the pixel grids to obtain an average gray level value, and comparing the gray level value of each pixel grid with the average gray level value: if the gray value of the pixel grid is less than or equal to the average gray value, the gray value of the corresponding pixel grid is modified to be 1; if the gray value of the pixel grid is larger than the average gray value, the gray value of the corresponding pixel grid is modified to be 255; after the gray values of all pixel grids in the identification graph are completely modified, extracting and identifying a two-dimensional code formed by the identification graph, marking the identification content as a submission code, sending the submission code to a seal database by a verification module, and comparing whether the submission code is consistent with the verification code in the seal database: if the identification information is consistent with the identification information, the verification module judges that the verification is successful, sends an identification success signal to the seal identification module, and the seal identification module sends the received identification success signal to a client side for identifying the user; if the electronic seal is not consistent with the generated user, the verification module sends a verification failure signal and an early warning signal to the seal identification module, the seal identification module sends the received verification failure signal and the received early warning signal to a client side for identifying the user and a client side for generating the user respectively, the verification code is compared with the submitted code again, the electronic seal with a seal pattern in a database but with the verification code failed to be compared with the submitted code is indicated to belong to a forged seal, the user client side is generated to send the early warning signal while the authenticity of the electronic seal is judged, and the generated user can be reminded of forging behaviors so that the generated user can timely maintain the right.
An electronic seal generation and identification system based on the Internet is characterized in that a seal generation module generates an electronic seal for a user during working, a calling code and a verification code are generated according to parameters and generation time of the electronic seal, the seal identification module identifies the electronic seal for the user, and timely early warning is carried out on the user when a seal graph exists in a database but the verification code fails to be compared with the submitting code.
The foregoing is merely illustrative and explanatory of the present invention and various modifications, additions or substitutions may be made to the specific embodiments described by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (3)
1. An electronic seal generating and identifying system based on the Internet comprises a server and is characterized in that the server is in communication connection with a seal generating module, a seal database, a seal identifying module and a user management module, the seal identifying module is also in communication connection with a verification module, the verification module is connected with the seal database, and the user management module comprises a plurality of client sides;
the seal generating module is used for generating an electronic seal for a user, generating a calling code and a verification code according to the parameters and the generating time of the electronic seal and storing the verification code into the two-dimensional code;
the seal identification module is used for identifying an electronic seal for a user, generating an extraction code according to the parameters of the electronic seal, searching whether an invoking code identical to the extraction code exists in a seal database, and if the invoking code does not exist, judging that the verification fails; if yes, starting verification: acquiring a verification code corresponding to the extraction code in the seal database, carrying out gray level conversion and image processing on the electronic seal, extracting and identifying a two-dimensional code formed by the processed identification graph, marking the identification content as a submission code, and comparing whether the submission code is consistent with the verification code: if the two are consistent, the verification is judged to be successful; if the verification result is inconsistent with the pre-warning result, the verification module judges that the verification is failed, the verification module sends a verification failure signal and a pre-warning signal to the seal identification module, and the seal identification module respectively sends the received verification failure signal and the pre-warning signal to a client side for identifying a user and a client side for generating the user;
the generation process of the electronic seal comprises the following steps: marking a user needing to generate a seal as a generating user, logging in a server by the generating user through a client, uploading seal parameters to a seal generating module by the generating user after the logging is successful, and generating a seal graph by the seal generating module through the seal parameters;
the parameters of the seal include: font size, font style, font spacing, font margins, lateral offset, and vertical offset; generating a calling code and a verification code according to the parameters of the seal and the generation time of the seal, wherein the calling code is generated in the form of A1B1C1D1, A1, B1, C1 and D1 are numerical values of word space, word margin, transverse offset and vertical offset respectively, the system time generated by the seal is obtained, the system time is represented by N4 minutes in N1 month and N2 day and N3, and M1, M2, M3 and M4 are obtained by carrying out octal conversion on N1, N2, N3 and N4, the verification code is generated in the form of U1S1, wherein U1 is the absolute value of the difference value of M1 and M2, and S1 is the sum value of M3 and M4;
the process of storing the verification code into the two-dimensional code comprises the following steps: carrying out gray level conversion on the seal graph to obtain a gray level graph, amplifying the gray level graph into a pixel grid graph, obtaining the gray level value of each pixel grid in the pixel grid graph, summing the gray level values of all the pixel grids, taking the average value to obtain a gray level average value, and comparing the gray level value of each pixel grid with the gray level average value: if the gray value of the pixel grid is less than or equal to the average gray value, the gray value of the corresponding pixel grid is modified to be 1; if the gray value of the pixel grid is larger than the average gray value, the gray value of the corresponding pixel grid is modified to be 255; after the gray values of all the pixel grids are completely modified, the stamp graphs form a two-dimensional code, and the verification code U1S1 is stored in the two-dimensional code.
2. The internet-based electronic seal generation and identification system according to claim 1, wherein the extracted code generation process includes: the method comprises the steps that a user needing to identify a seal is marked as an identification user, the identification user logs in a server through a client, the identification user uploads an electronic seal to a seal identification module after login is successful, the seal identification module marks the received electronic seal as an identification object, image processing is carried out on the identification object to obtain parameters of the identification object, an extraction code is generated in an A2B2C2D2 mode according to the parameters of the identification object, and the extraction code is sent to a verification module.
3. The internet-based electronic seal generation and identification system according to claim 2, wherein the submission code generation process includes: carrying out gray level transformation on the identification object to obtain a gray level graph, amplifying the gray level graph into a pixel grid graph, marking the obtained graph as the identification graph, obtaining the gray level value of each pixel grid in the identification graph, summing the gray level values of all the pixel grids to obtain an average gray level value, and comparing the gray level value of each pixel grid with the average gray level value: if the gray value of the pixel grid is less than or equal to the average gray value, the gray value of the corresponding pixel grid is modified to be 1; if the gray value of the pixel grid is larger than the average gray value, the gray value of the corresponding pixel grid is modified to be 255; and after the gray values of all pixel grids in the identification graph are completely modified, extracting and identifying the two-dimensional code formed by the identification graph and marking the identification content as a submission code.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210215174.4A CN114943063B (en) | 2022-03-04 | 2022-03-04 | Electronic seal generation and recognition system based on Internet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210215174.4A CN114943063B (en) | 2022-03-04 | 2022-03-04 | Electronic seal generation and recognition system based on Internet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114943063A CN114943063A (en) | 2022-08-26 |
| CN114943063B true CN114943063B (en) | 2023-04-07 |
Family
ID=82906187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210215174.4A Active CN114943063B (en) | 2022-03-04 | 2022-03-04 | Electronic seal generation and recognition system based on Internet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114943063B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116071030B (en) * | 2023-03-31 | 2023-06-16 | 北京惠朗时代科技有限公司 | Electronic signature data access safety control system based on Internet |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021159802A1 (en) * | 2020-09-04 | 2021-08-19 | 平安科技（深圳）有限公司 | Graphical captcha recognition method, apparatus, computer device, and storage medium |
| CN113537931A (en) * | 2021-07-12 | 2021-10-22 | 中国工商银行股份有限公司 | Electronic seal generation method and device and electronic seal verification method and device |
| CN113902079A (en) * | 2021-10-13 | 2022-01-07 | 武汉矽感科技有限公司 | Cross-platform electronic seal based on two-dimensional code pattern and authentication method and system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310164B (en) * | 2013-06-18 | 2016-03-09 | 齐宇庆 | The verification method of E-seal figure and the verification method containing E-seal file |
| CN109308404A (en) * | 2017-07-26 | 2019-02-05 | 武汉矽感科技有限公司 | It impresses people's auth method, terminal and seal system |
| CN110619274A (en) * | 2019-08-14 | 2019-12-27 | 深圳壹账通智能科技有限公司 | Identity verification method and device based on seal and signature and computer equipment |
| CN112508145B (en) * | 2020-12-16 | 2023-05-23 | 平安银行股份有限公司 | Electronic seal generation and verification method and device, electronic equipment and storage medium |
-
2022
- 2022-03-04 CN CN202210215174.4A patent/CN114943063B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021159802A1 (en) * | 2020-09-04 | 2021-08-19 | 平安科技（深圳）有限公司 | Graphical captcha recognition method, apparatus, computer device, and storage medium |
| CN113537931A (en) * | 2021-07-12 | 2021-10-22 | 中国工商银行股份有限公司 | Electronic seal generation method and device and electronic seal verification method and device |
| CN113902079A (en) * | 2021-10-13 | 2022-01-07 | 武汉矽感科技有限公司 | Cross-platform electronic seal based on two-dimensional code pattern and authentication method and system |
Non-Patent Citations (1)
| Title |
|---|
| 黄华，关素洁."基于三重特征码水印的电子印章检测方案".《南昌工程学院学报》.2015,第第34卷卷(第第34卷期),全文. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114943063A (en) | 2022-08-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101197678B (en) | Picture identifying code generation method and generation device | |
| CN111612478A (en) | Product anti-counterfeiting tracing method and platform based on industrial internet identification analysis system | |
| CN110070359B (en) | Block chain-based data checking system, method, computing device and storage medium | |
| CN105550730B (en) | Safe two-dimensional code manufacture method and decoding method, and safe two-dimensional code identifier | |
| CN108959349B (en) | Financial audit inquiry system | |
| CN114943063B (en) | Electronic seal generation and recognition system based on Internet | |
| CN106650799A (en) | Electronic evidence classification extraction method and system | |
| CN110493181B (en) | User behavior detection method and device, computer equipment and storage medium | |
| CN111865925A (en) | Network traffic based fraud group identification method, controller and medium | |
| CN112819483A (en) | Block chain-based product traceability management method and device and related equipment | |
| CN112163870B (en) | Information management method based on block chain, analysis node and rework platform | |
| CN108509948A (en) | A kind of seal impression true and false identification system and method | |
| CN111490870B (en) | Seal registration method, verification method and anti-counterfeiting system based on blockchain | |
| CN112287393A (en) | Credible identity authentication method and device based on Internet of things and block chain | |
| CN110188328B (en) | File structuring processing method and device | |
| CN109409466B (en) | Method and system for generating and checking dynamic anti-counterfeiting physical signature | |
| CN111708795B (en) | Object identification generation method, object identification updating device, computer equipment and medium | |
| CN101807365B (en) | Numeric-code safety-line self-certification anti-counterfeiting product and method | |
| CN113902456A (en) | Product anti-counterfeiting method and device | |
| CN210836203U (en) | Tracing anti-counterfeiting application system based on block chain, RFID and NFC | |
| CN114387429A (en) | Vehicle property right processing method, device, equipment and medium based on RPA and AI | |
| CN110933079B (en) | Method and device for identifying fake MAC address group | |
| CN111131322B (en) | Network behavior detection method and device, computer equipment and storage medium | |
| CN114329030A (en) | Information processing method and device, computer equipment and storage medium | |
| CN109447593B (en) | Method and system for generating dynamic anti-counterfeiting physical signature |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |