CN109687968B - Method and system for realizing electronic signature - Google Patents
Method and system for realizing electronic signature Download PDFInfo
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- CN109687968B CN109687968B CN201811437357.0A CN201811437357A CN109687968B CN 109687968 B CN109687968 B CN 109687968B CN 201811437357 A CN201811437357 A CN 201811437357A CN 109687968 B CN109687968 B CN 109687968B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/34—User authentication involving the use of external additional devices, e.g. dongles or smart cards
Abstract
The invention discloses a method and a system for realizing electronic signature, which comprises the following steps: calling a signature interface of an electronic signature server through an electronic signature plug-in of an application program; selecting an electronic signature corresponding to the electronic signature service request according to the service type of the electronic signature service request; carrying out image identification on a signature file, and dividing the signature file into a signature allowing area and a signature forbidding area according to a preset area division rule; according to the position coordinate of the input equipment and the state of the input equipment when the input equipment is positioned in the current position coordinate, determining the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file; judging whether the signature position coordinates are located in the signature allowing area or not; and when the signature position coordinate is located in the signature allowing area, calling the electronic signature corresponding to the electronic signature service request, and performing signature operation at the signature position coordinate in the signature file.
Description
Technical Field
The present invention relates to the field of electronic signature technology, and more particularly, to a method and system for implementing electronic signature.
Background
Electronic signatures, which are all electronic in form, attached to and logically associated with electronic documents, can be used to identify the identity of the signer of an electronic document, ensure the integrity of the document, and represent the content of the fact that the signer agrees with the electronic document. Generally, the identification of electronic signatures is from a technical point of view, and mainly refers to a security measure for authenticating the identity of a party and ensuring that the contents of transaction data are not tampered with by a specific technical scheme. The electronic signature technology, the most mature digital signature at present, is manufactured by an asymmetric cryptographic technology of a public key and a secret key. The electronic signature is an expression form of the electronic signature, the electronic signature operation is converted into a visual effect which is the same as the paper document stamping operation by using an image processing technology, and meanwhile, the authenticity and the integrity of electronic information and the non-repudiation of a signer are guaranteed by using the electronic signature technology.
With the popularization of networks and the rapid development of various electronic commerce activities and electronic government activities, electronic signatures are beginning to be widely applied to various fields. The main functions of the electronic signature include: electronic seal management, organization of user organization management, signature, verification of signature and log audit. However, the conventional signature method is to perform signature at a fixed position designated by a page, which has limitations and cannot flexibly perform signature according to the user's requirements.
Disclosure of Invention
The invention provides a method and a system for realizing electronic signature, which aim to solve the problems that the position of the existing electronic signature is fixed and the signature cannot be flexibly signed according to the requirements of users.
In order to solve the above-mentioned problems, according to an aspect of the present invention, there is provided a method for implementing an electronic signature, the method including:
calling a signature interface of an electronic signature server through an electronic signature plug-in of an application program;
selecting an electronic signature corresponding to the electronic signature service request from the electronic signature server according to the service type of the electronic signature service request;
carrying out image identification on the signature file, and dividing the signature file into a signature allowing area and a signature forbidding area according to the image identification result and a preset area division rule;
acquiring the position coordinates of input equipment in the signature file and the state of the input equipment, and determining the signature position coordinates of the electronic signature corresponding to the electronic signature service request in the signature file according to the position coordinates of the input equipment and the state of the input equipment when the input equipment is positioned in the current position coordinates;
judging whether the signature position coordinates are located in the signature allowing area;
and when the signature position coordinate is located in the signature allowing area, calling the electronic signature corresponding to the electronic signature service request, and performing signature operation at the signature position coordinate in the signature file.
Preferably, the preset region division rule includes:
setting an image part in an image recognition result and an area range with a preset width away from the image part as a signature prohibition area;
and setting the area range containing the preset signature-forbidden operation in the image identification result as a signature-forbidden area.
Preferably, the determining, according to the position coordinate of the input device and the state of the input device when the input device is located in the current position coordinate, the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file includes:
and judging whether the state of a confirmation key of the input equipment is changed from a trigger state to a trigger suspension state when the input equipment is in the current position coordinate, if so, determining that the current position coordinate of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
Preferably, wherein the method further comprises:
after the electronic signature corresponding to the electronic signature service request is determined, keeping the state of a confirmation key of the input equipment as a trigger state, changing a cursor of the input equipment from an original cursor mode to an electronic signature mode, changing the position of the electronic signature in the file to be signed along with the moving track of the input equipment, and when the state of the confirmation key of the input equipment is changed to a stop trigger state, the position coordinate of the current position of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
Preferably, when the state of the enter key of the input device is changed to the suspend trigger state, the cursor of the input device is changed from the electronic signature mode to the original cursor mode.
Preferably, wherein the input device is a mouse.
Preferably, wherein the method further comprises:
and when the signature position coordinate is located in the signature prohibition area, prompting a current position signature prohibition message.
Preferably, wherein the method further comprises:
and adjusting the scaling of the electronic signature corresponding to the electronic signature service request according to the scaling of the signature file.
According to another aspect of the present invention, there is provided a system for implementing an electronic signature, the system comprising:
the signature interface calling unit is used for calling a signature interface of the electronic signature server through an electronic signature plug-in of the application program;
the electronic signature determining unit is used for selecting an electronic signature corresponding to the electronic signature service request from the electronic signature server according to the service type of the electronic signature service request;
the signature file image identification unit is used for carrying out image identification on the signature file and dividing the signature file into a signature allowing area and a signature forbidding area according to a preset area division rule according to an image identification result;
the signature position coordinate determining unit is used for acquiring the position coordinate of input equipment in the signature file and the state of the input equipment, and determining the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file according to the position coordinate of the input equipment and the state of the input equipment when the input equipment is positioned in the current position coordinate;
the judging unit is used for judging whether the signature position coordinates are positioned in the signature allowing area or not;
and the signature unit is used for calling the electronic signature corresponding to the electronic signature service request when the signature position coordinate is located in the signature allowing area, and performing signature operation at the signature position coordinate in the signature file.
Preferably, the preset region division rule includes:
setting an image part in an image recognition result and an area range with a preset width away from the image part as a signature prohibition area;
and setting the area range containing the preset signature-forbidden operation in the image identification result as a signature-forbidden area.
Preferably, the determining unit of the signing position coordinate determines the signing position coordinate of the electronic signature corresponding to the electronic signing service request in the signing file according to the position coordinate of the input device and the state of the input device when the input device is located in the current position coordinate, and includes:
and judging whether the state of a confirmation key of the input equipment is changed from a trigger state to a stop trigger state when the input equipment is in the current position coordinate, if so, determining that the current position coordinate of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
Preferably, the signature position coordinate determination unit further includes:
after the electronic signature corresponding to the electronic signature service request is determined, keeping the state of a confirmation key of the input equipment as a trigger state, changing a cursor of the input equipment from an original cursor mode to an electronic signature mode, changing the position of the electronic signature in the file to be signed along with the moving track of the input equipment, and when the state of the confirmation key of the input equipment is changed to a stop trigger state, the position coordinate of the current position of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
Preferably, in the signature position coordinate determination unit, when the state of the enter key of the input device is changed to the suspend trigger state, the cursor of the input device is changed from the electronic signature pattern to the original cursor pattern.
Preferably, wherein the input device is a mouse.
Preferably, wherein the system further comprises:
and the signature prohibition message prompting unit is used for prompting the current position signature prohibition message when the signature position coordinate is positioned in the signature prohibition area.
Preferably, wherein the system further comprises:
and the electronic signature scaling adjustment unit is used for adjusting the scaling of the electronic signature corresponding to the electronic signature service request according to the scaling of the signature file.
The invention provides a method and a system for realizing electronic signature, comprising the following steps: calling a signature interface of an electronic signature server through an electronic signature plug-in of an application program; selecting a corresponding electronic signature according to the service type of the electronic signature service request; carrying out image identification on the signature file; and when the position coordinate of the input equipment is located and the input equipment is located in the current position coordinate, determining the signature position coordinate, calling the corresponding electronic signature when the signature position coordinate is located in the signature allowable area, and performing signature operation at the signature position coordinate in the signature file. The method and the device can flexibly design the signature action, display the seal graph at the position of the mouse cursor, and can be dragged at will on the page; the method and the device can judge the stamping position so as to avoid influencing the reading of the signature file; the method and the device can also adjust the scaling of the electronic signature according to the scaling of the signature file, improve the user experience of products, improve the experience effect of the seal, and provide a more convenient and rapid electronic seal mode for users.
Drawings
A more complete understanding of exemplary embodiments of the present invention may be had by reference to the following drawings in which:
FIG. 1 is a flow diagram of a method 100 for implementing an electronic signature according to an embodiment of the present invention;
FIG. 2 is a block diagram of a system 200 for implementing an electronic signature according to an embodiment of the invention.
Detailed Description
The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, however, the present invention may be embodied in many different forms and is not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the present invention to those skilled in the art. The terms used in the exemplary embodiments shown in the drawings are not intended to limit the present invention. In the drawings, the same unit/element is denoted by the same reference numeral.
Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.
FIG. 1 is a flow diagram of a method 100 for implementing an electronic signature, according to an embodiment of the invention. As shown in fig. 1, a method 100 for implementing electronic signature according to an embodiment of the present invention can flexibly design a signature action, display a seal pattern at a mouse cursor position, and can be dragged at will on a page; the stamping position can be judged so as to avoid influencing the reading of the signature file; the method for realizing electronic signature improves the user experience of products, improves the experience effect of sealing, and provides a more convenient and rapid electronic sealing mode for users. The method 100 for implementing electronic signature provided by the embodiment of the invention starts at step 101, and calls a signature interface of an electronic signature server through an electronic signature plug-in of an application program at step 101.
Preferably, in step 102, an electronic signature corresponding to the electronic signature service request is selected from the electronic signature server according to the service type of the electronic signature service request.
In an embodiment of the present invention, the signature file may be in a variety of file formats, such as an HTML file, a word file, and the like. When signing, the application program loads a plug-in capable of carrying out electronic signing, and calls a signing interface of a corresponding electronic signing server in the source code. And then, selecting a corresponding electronic signature according to the service type of the electronic signature service request. For example, an electronic signature of a corresponding department is selected according to a department file or an electronic signature of a company is selected according to a company project file, etc. The electronic signature is made at the server end according to the asymmetric secret key made at the certificate server, the stamp of the seal submitted by the user and the related seal information, and is stored in hardware equipment, for example, in USBKEY.
Preferably, in step 103, the signature file is subjected to image recognition, and is divided into a signature-permitted region and a signature-prohibited region according to a preset region division rule according to the image recognition result.
Preferably, the preset region division rule includes:
setting an image part in an image recognition result and an area range with a preset width away from the image part as a signature prohibition area;
and setting the area range containing the preset signature-forbidden operation in the image identification result as a signature-forbidden area.
In the embodiment of the invention, the signature file is further required to be subjected to image recognition, and the signature file is divided into a signature allowing area and a signature forbidding area according to the image recognition result and a preset area division rule. For example, if it is required to set that the image cannot be signed, the key number or the sensitive character cannot be signed, and the file title cannot be signed, the area including the above situation and the range of the preset width of the periphery are set as the signature prohibition area, and the other areas are signature permission areas according to the image recognition result, and it is determined whether the position coordinate of the signature is located in the signature prohibition area when the signature is signed, if so, the signature is not permitted, otherwise, the signature operation is directly performed.
Preferably, in step 104, the position coordinates of the input device in the signature file and the state of the input device are obtained, and the signature position coordinates of the electronic signature corresponding to the electronic signature service request in the signature file are determined according to the position coordinates of the input device and the state of the input device when the input device is located at the current position coordinates.
Preferably, the determining, according to the position coordinate of the input device and the state of the input device when the input device is located in the current position coordinate, the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file includes:
and judging whether the state of a confirmation key of the input equipment is changed from a trigger state to a stop trigger state when the input equipment is in the current position coordinate, if so, determining that the current position coordinate of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
Preferably, wherein the method further comprises:
after the electronic signature corresponding to the electronic signature service request is determined, keeping the state of a confirmation key of the input equipment as a trigger state, changing a cursor of the input equipment from an original cursor mode to an electronic signature mode, changing the position of the electronic signature in the file to be signed along with the moving track of the input equipment until the state of the confirmation key of the input equipment is changed to a stop trigger state, wherein the position coordinate of the current position of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
Preferably, when the state of the enter key of the input device is changed to the pause trigger state, the cursor of the input device is changed from the electronic signature mode to the original cursor mode.
Preferably, wherein the input device is a mouse.
Preferably, it is determined whether the signature position coordinates are located in the signature allowing region in step 105.
Preferably, in step 106, when the signature position coordinate is located in the signature allowing area, the electronic signature corresponding to the electronic signature service request is called, and a signature operation is performed at the signature position coordinate in the signature file.
In an embodiment of the present invention, determining the signature location coordinates is performed by: the position coordinates of the mouse and the state of the left mouse button are obtained, after the foreground user selects the electronic signature, the left mouse button needs to be kept in a pressed state all the time, the cursor of the mouse is changed into the corresponding electronic signature from the original cursor pattern and moves along the moving track of the mouse, and therefore the user can conveniently observe the signature position at any time. When the left key of the mouse is detected to be changed from a pressed state to a bounce state, the position of the current mouse is acquired as the signature position coordinate, and meanwhile, the cursor of the mouse is changed from an electronic signature mode to an original cursor mode. And then, judging whether the signing position coordinate is located in the signature allowing area, calling the electronic signature corresponding to the electronic signature service request when the signing position coordinate is located in the signature allowing area, and carrying out signing operation at the signing position coordinate in the signing file. After the signature operation is completed, the user can perform signature again according to the signature requirement, and drag the corresponding electronic signature to the required position.
Preferably, wherein the method further comprises: and when the signature position coordinate is located in the signature prohibition area, prompting a current position signature prohibition message.
Preferably, wherein the method further comprises: and adjusting the scaling of the electronic signature corresponding to the electronic signature service request according to the scaling of the signature file.
In the embodiment of the invention, when the signature position coordinate is located in the signature prohibition area, a current position signature prohibition message is prompted. Moreover, the embodiment of the invention can adjust the scaling of the electronic signature corresponding to the electronic signature service request according to the scaling of the signature file, so that the proportion of the electronic signature and the signature file is always in a 1 state, and the file is in accordance with the conventional file sealing state.
When the invention is in electronic signature activity, as long as the mouse key is not bounced, the cursor can keep the stamp image of the electronic signature unchanged, and can set the position of signature display independently, which replaces the fixed position of signature display set by a programmer in the process of calling the signature control in the past, thereby enhancing the user experience, simplifying the process of setting the position when calling the control, and reducing the workload and the error probability of developers.
FIG. 2 is a block diagram of a system 200 for implementing an electronic signature according to an embodiment of the invention. As shown in fig. 2, a system 200 for implementing electronic signatures according to an embodiment of the present invention includes: a signature interface calling unit 201, an electronic signature determining unit 202, a signature file image identifying unit 203, a signature position coordinate determining unit 204, a judging unit 205, and a signature unit 206.
Preferably, the signature interface calling unit 201 is configured to call a signature interface of the electronic signature server through an electronic signature plug-in of the application program.
Preferably, the electronic signature determining unit 202 is configured to select an electronic signature corresponding to the electronic signature service request from the electronic signature server according to a service type of the electronic signature service request.
Preferably, the signature file image recognition unit 203 is configured to perform image recognition on a signature file, and divide the signature file into a signature allowing region and a signature prohibiting region according to a preset region division rule according to an image recognition result.
Preferably, the preset region division rule includes: setting an image part in an image recognition result and an area range with a preset width away from the image part as a signature prohibition area; and setting the area range containing the preset signature operation prohibition in the image identification result as a signature prohibition area.
Preferably, the signature position coordinate determining unit 204 is configured to obtain a position coordinate of an input device in the signature file and a state of the input device, and determine, according to the position coordinate of the input device and the state of the input device when the input device is located in the current position coordinate, a signature position coordinate of an electronic signature in the signature file corresponding to the electronic signature service request.
Preferably, the determining unit 204 of the signing position coordinate determines the signing position coordinate of the electronic signature corresponding to the electronic signing service request in the signing file according to the position coordinate of the input device and the state of the input device when the input device is located in the current position coordinate, and includes: and judging whether the state of a confirmation key of the input equipment is changed from a trigger state to a trigger suspension state when the input equipment is in the current position coordinate, if so, determining that the current position coordinate of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
Preferably, the signature position coordinate determining unit 204 further comprises: after the electronic signature corresponding to the electronic signature service request is determined, keeping the state of a confirmation key of the input equipment as a trigger state, changing a cursor of the input equipment from an original cursor mode to an electronic signature mode, changing the position of the electronic signature in the file to be signed along with the moving track of the input equipment until the state of the confirmation key of the input equipment is changed to a stop trigger state, wherein the position coordinate of the current position of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
Preferably, in the signature position coordinate determination unit, when the state of the enter key of the input device is changed to the suspend trigger state, the cursor of the input device is changed from the electronic signature pattern to the original cursor pattern.
Preferably, wherein the input device is a mouse.
Preferably, the determining unit 205 is configured to determine whether the signature position coordinate is located in the signature allowing region.
Preferably, the signature unit 206 is configured to, when the signature position coordinate is located in the signature allowing area, call the electronic signature corresponding to the electronic signature service request, and perform a signature operation at the signature position coordinate in the signature file.
Preferably, wherein the system further comprises: and the signature prohibition message prompting unit is used for prompting the current position signature prohibition message when the signature position coordinate is positioned in the signature prohibition area.
Preferably, wherein the system further comprises: and the electronic signature scaling adjustment unit is used for adjusting the scaling of the electronic signature corresponding to the electronic signature service request according to the scaling of the signature file.
The system 200 for implementing electronic signatures according to the embodiment of the present invention corresponds to the method 100 for implementing electronic signatures according to another embodiment of the present invention, and is not described herein again.
The invention has been described with reference to a few embodiments. However, other embodiments of the invention than the one disclosed above are equally possible within the scope of the invention, as would be apparent to a person skilled in the art from the appended patent claims.
Generally, all terms used in the claims are to be interpreted according to their ordinary meaning in the technical field, unless explicitly defined otherwise herein. All references to "a/an/the [ device, component, etc ]" are to be interpreted openly as referring to at least one instance of said device, component, etc., unless explicitly stated otherwise. The steps of any method disclosed herein do not have to be performed in the exact order disclosed, unless explicitly stated.
Claims (16)
1. A method for implementing an electronic signature, the method comprising:
calling a signature interface of an electronic signature server through an electronic signature plug-in of an application program;
selecting an electronic signature corresponding to the electronic signature service request from the electronic signature server according to the service type of the electronic signature service request;
performing image recognition on the signature file, and dividing the signature file into a signature allowing area and a signature forbidding area according to a preset area division rule according to an image recognition result;
acquiring the position coordinates of input equipment in the signature file and the state of the input equipment, and determining the signature position coordinates of the electronic signature corresponding to the electronic signature service request in the signature file according to the position coordinates of the input equipment and the state of the input equipment when the input equipment is positioned in the current position coordinates;
judging whether the signature position coordinates are located in the signature allowing area;
and when the signature position coordinate is located in the signature allowing area, calling the electronic signature corresponding to the electronic signature service request, and performing signature operation at the signature position coordinate in the signature file.
2. The method according to claim 1, wherein the preset region partition rule comprises:
setting an image part in an image recognition result and an area range with a preset width away from the image part as a signature prohibition area;
and setting the area range containing the preset signature operation prohibition in the image identification result as a signature prohibition area.
3. The method of claim 1, wherein determining the signature position coordinates of the electronic signature corresponding to the electronic signature service request in the signature file according to the position coordinates of the input device and the state of the input device when the input device is located at the current position coordinates comprises:
and judging whether the state of a confirmation key of the input equipment is changed from a trigger state to a stop trigger state when the input equipment is in the current position coordinate, if so, determining that the current position coordinate of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
4. The method of claim 3, further comprising:
after the electronic signature corresponding to the electronic signature service request is determined, the state of a confirmation key of the input equipment is kept to be a trigger state, a cursor of the input equipment is changed from an original cursor mode to an electronic signature mode, the position of the electronic signature in a file to be signed is changed along with the moving track of the input equipment, and until the state of the confirmation key of the input equipment is changed to be a stop trigger state, the position coordinate of the current position of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
5. The method of claim 4, wherein when the state of the enter key of the input device changes to the suspend trigger state, the cursor of the input device changes from the electronic signature pattern to the original cursor pattern.
6. The method of claim 1, wherein the input device is a mouse.
7. The method of claim 1, further comprising:
and when the signature position coordinate is located in the signature prohibition area, prompting a current position signature prohibition message.
8. The method of claim 1, further comprising:
and adjusting the scaling of the electronic signature corresponding to the electronic signature service request according to the scaling of the signature file.
9. A system for implementing an electronic signature, the system comprising:
the signature interface calling unit is used for calling a signature interface of the electronic signature server through an electronic signature plug-in of the application program;
the electronic signature determining unit is used for selecting an electronic signature corresponding to the electronic signature service request from the electronic signature server according to the service type of the electronic signature service request;
the signature file image identification unit is used for carrying out image identification on the signature file and dividing the signature file into a signature allowing area and a signature forbidding area according to a preset area division rule according to an image identification result;
the signature position coordinate determination unit is used for acquiring the position coordinate of the input equipment in the signature file and the state of the input equipment, and determining the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file according to the position coordinate of the input equipment and the state of the input equipment when the input equipment is positioned at the current position coordinate;
the judging unit is used for judging whether the signature position coordinates are positioned in the signature allowing area or not;
and the signature unit is used for calling the electronic signature corresponding to the electronic signature service request when the signature position coordinate is located in the signature allowing area, and performing signature operation at the signature position coordinate in the signature file.
10. The system according to claim 9, wherein the preset region partition rule comprises:
setting an image part in an image recognition result and an area range with a preset width away from the image part as a signature prohibition area;
and setting the area range containing the preset signature operation prohibition in the image identification result as a signature prohibition area.
11. The system of claim 9, wherein the signature position coordinate determining unit determines the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file according to the position coordinate of the input device and the state of the input device when the input device is located in the current position coordinate, and comprises:
and judging whether the state of a confirmation key of the input equipment is changed from a trigger state to a stop trigger state when the input equipment is in the current position coordinate, if so, determining that the current position coordinate of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
12. The system of claim 11, wherein the signature location coordinate determination unit further comprises:
after the electronic signature corresponding to the electronic signature service request is determined, the state of a confirmation key of the input equipment is kept to be a trigger state, a cursor of the input equipment is changed from an original cursor mode to an electronic signature mode, the position of the electronic signature in a file to be signed is changed along with the moving track of the input equipment, and until the state of the confirmation key of the input equipment is changed to be a stop trigger state, the position coordinate of the current position of the input equipment is the signature position coordinate of the electronic signature corresponding to the electronic signature service request in the signature file.
13. The system according to claim 12, wherein in the signature position coordinate determination unit, when the state of the enter key of the input device is changed to the suspend trigger state, the cursor of the input device is changed from the electronic signature pattern to the original cursor pattern.
14. The system of claim 9, wherein the input device is a mouse.
15. The system of claim 9, further comprising:
and the signature prohibition message prompting unit is used for prompting the current position signature prohibition message when the signature position coordinate is positioned in the signature prohibition area.
16. The system of claim 9, further comprising:
and the electronic signature scaling adjustment unit is used for adjusting the scaling of the electronic signature corresponding to the electronic signature service request according to the scaling of the signature file.
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| CN201811437357.0A CN109687968B (en) | 2018-11-28 | 2018-11-28 | Method and system for realizing electronic signature |
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| CN201811437357.0A CN109687968B (en) | 2018-11-28 | 2018-11-28 | Method and system for realizing electronic signature |
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| CN111444672A (en) * | 2020-06-11 | 2020-07-24 | 南京壹证通信息科技有限公司 | Method for scaling stamp and PDF in linkage manner during PDF stamping of mobile terminal |
| CN111881653A (en) * | 2020-07-20 | 2020-11-03 | 江西金格科技股份有限公司 | Method for positioning impressions in batch PDF (Portable document Format) documents |
| CN112000974A (en) * | 2020-09-11 | 2020-11-27 | 支付宝(杭州)信息技术有限公司 | Electronic signature method and device for document |
| CN113989123B (en) * | 2021-12-23 | 2022-07-22 | 广州市新文溯科技有限公司 | Electronic seal stamping method and system, electronic equipment and readable medium |
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| CN108009928B (en) * | 2017-11-23 | 2021-04-13 | 平安科技（深圳）有限公司 | Electronic insurance policy signing method and device, computer equipment and storage medium |
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