CN115826891A - Security verification method and system of 3D printing equipment and storage medium - Google Patents
Security verification method and system of 3D printing equipment and storage medium Download PDFInfo
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- CN115826891A CN115826891A CN202310156479.7A CN202310156479A CN115826891A CN 115826891 A CN115826891 A CN 115826891A CN 202310156479 A CN202310156479 A CN 202310156479A CN 115826891 A CN115826891 A CN 115826891A
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- 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
Abstract
The invention relates to a safety verification method of 3D printing equipment, wherein the 3D printing equipment is connected with a plurality of upper computers, the 3D printing equipment is provided with a storage unit for receiving printing model data sent by the upper computers, the 3D printing equipment is further provided with an image acquisition device, works images are acquired by the image acquisition device and are correspondingly stored with the submitted printing model data, and the upper computers acquire login verification requests of users and send the first login verification requests to an authentication service unit of the 3D printing equipment; if the authentication service unit judges that the authority level of the received login authentication request is the authority which has the qualification of operating the 3D printing equipment, a first authentication scheme is selected to correspondingly authenticate the login authentication request; and if the authentication service unit judges that the authority level of the received login authentication request is the authority which does not have the qualification for operating the 3D printing device, selecting a second authentication scheme to correspondingly authenticate the login authentication request.
Description
Technical Field
The invention relates to the technical field of 3D printing, in particular to a safety verification method and system of 3D printing equipment and a storage medium.
Background
The 3D printing technology is gradually changing the life style of people, and the 3D printer is also gradually entering the families of common people and becoming a daily life tool of people. The 3D printing technology has a revolutionary effect on product design, manufacture and sale modes, the product sale in the future is mainly designed and sold, and a user directly uses a self or a substitute 3D printer to manufacture the product after purchasing the product design. The change of the product delivery mode not only greatly reduces the investment risk of product designers, but also can reduce the social resource waste. However, the existing 3D printer and the system thereof are difficult to use and operate, and require a user to have a certain professional knowledge, which is a major obstacle to popularization of 3D printing. The application of the 3D printer relates to 3D modeling design, 3D printing process design, slicing processing, control of the 3D printer and the like, and all the related professional knowledge is needed.
In the field of 3D printing technology, three-dimensional data processing software only performs basic operations on three-dimensional data. In the traditional method, when 3D printing is required, data in three-dimensional data processing software is generally required to be output as a file which can be identified by a 3D printer on a local computer, the file is exported through a usb disk, and then the usb disk is inserted into the 3D printer to perform printing.
Further, the technical solution is to connect through a wireless or wired manner, however, the network connection method faces a problem of user identity authentication, and especially, user authentication is more important for the 3D printing device.
Based on the above, the invention designs a security verification method and system for 3D printing equipment, so as to solve the above problems.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: A3D printing apparatus security verification method, the 3D printing apparatus is connected with many upper computers, the 3D printing apparatus has memory cell used for receiving the printing model data sent by the upper computer, the 3D printing apparatus further has image acquisition device, after the user finishes printing, gather the work image through the image acquisition device, and carry on the corresponding storage in memory cell of work image and submitted printing model data, the verification method includes the following steps:
step 101, an upper computer acquires a login verification request of a user and sends the first login verification request to an authentication service unit of 3D printing equipment;
step 102, if the authentication service unit judges that the authority level of the received login authentication request is the authority which has the qualification of operating the 3D printing equipment, the authentication service unit selects a first authentication scheme to correspondingly authenticate the login authentication request;
and 103, if the authentication service unit judges that the authority level of the received login authentication request is the authority which does not have the qualification for operating the 3D printing device, selecting a second authentication scheme to correspondingly authenticate the login authentication request.
As a further scheme of the present invention, the login authentication request in step 101 is identity information sent by a user through an upper computer.
As a further aspect of the present invention, the identity information includes an ID and a password of the user and the user trapdoor.
As a further aspect of the present invention, the step 102 further includes:
step 201, after receiving a login verification request sent by a user, an authentication service unit extracts user verification data in the login verification request to obtain a user ID and a password or trapdoor data of the user, matches the extracted data to be verified through a database preset in the authentication service unit, and obtains an access right corresponding to user information in the login verification request;
step 202, selecting a first authentication scheme to perform corresponding authentication on the login authentication request, wherein the specific implementation manner of selecting the first authentication scheme to perform corresponding authentication on the login authentication request is as follows: if the user is judged to be qualified for operating the 3D printing equipment, a work image corresponding to 3D printing model data submitted by the user for the latest preset times is called and sent to an upper computer corresponding to the user;
step 203, after the user receives the image of the work, the printing model data of the work is sent to be used as a verification certificate for verification, if the printing model data is consistent with the printing model data corresponding to the work in the storage unit, the user authentication is successful, and if the printing model data is inconsistent with the printing model data corresponding to the work in the storage unit, the user authentication is failed.
As a further scheme of the invention, the read-write permission of the 3D printing device can be obtained only after the authentication of the first verification scheme is successful, and only partial read permission of the 3D printing device is provided if the authentication of the user in the first verification scheme is failed.
As a further aspect of the present invention, said sending the printing model data of the work as a validation certificate for validation further comprises: and the upper computer and the 3D printing equipment perform Hash operation on the printing model data, and judge whether the verification certificates are consistent or not by comparing Hash values.
As a further aspect of the present invention, the selecting the second authentication scheme to perform corresponding authentication on the login authentication request further includes: in the initial authentication process, the user identity is judged not to have the qualification of operating the 3D printing equipment, the second verification scheme is that whether the user is familiar with the operation process and the attention of the 3D printing equipment or not is judged by sending question-answer test questions aiming at 3D printing, the question-answer answers of the user are graded, and after the grade exceeds a preset value, the authentication is passed and the temporary operation authority is sent to the user.
As a further aspect of the present invention, the authentication service unit is an internal or external server connected to the 3D printing apparatus.
The invention further discloses a computer device, which comprises a memory and a processor, wherein the memory is stored with a computer program, and the processor realizes the steps of the safety verification method of the 3D printing device when executing the computer program.
The invention further discloses a computer-readable storage medium, which is characterized in that a computer program is stored on the computer-readable storage medium, and the computer program, when executed by a processor, implements the steps of the security authentication method of the 3D printing device.
Compared with the prior art, the invention has the beneficial effects that: the invention respectively carries out identity authentication on a 3D printing user by setting two authentication methods, adopts a double authentication mode, creatively adopts the mode of sending images of 3D printing works such as photos to a client side to be judged by the user, reduces errors possibly generated by machine identification, and further determines that the user has operation capacity through the process of uploading printing model data by the user, the user can be used as an identity certificate to carry out verification according to a printing model file corresponding to the image, the process of verifying operation is simplified, and simultaneously the user is determined to be the user really having the capacity of operating 3D printing equipment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic flow chart of a security verification method of a 3D printing apparatus according to the present invention.
Fig. 2 is a flowchart illustrating an embodiment of a first verification scheme according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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.
Referring to fig. 1, the present invention provides a technical solution: A3D printing apparatus security verification method, the 3D printing apparatus is connected with many upper computers, the 3D printing apparatus has memory cell used for receiving the printing model data sent by the upper computer, the 3D printing apparatus further has image acquisition device, after the user finishes printing, gather the work image through the image acquisition device, and carry on the corresponding storage in memory cell of work image and submitted printing model data, the verification method includes the following steps:
step 101, an upper computer acquires a login verification request of a user and sends the first login verification request to an authentication service unit of 3D printing equipment;
102, if the authentication service unit judges that the authority level of the received login authentication request is the authority which has the qualification of operating the 3D printing equipment, selecting a first authentication scheme to correspondingly authenticate the login authentication request;
step 103, if the authentication service unit determines that the authority level of the received login authentication request is the authority that does not have the qualification for operating the 3D printing device, selecting a second authentication scheme to perform corresponding authentication on the login authentication request.
As a further scheme of the present invention, the login authentication request in step 101 is identity information sent by a user through an upper computer.
As a further aspect of the present invention, the identity information includes an ID and a password of the user and the user trapdoor.
As shown in fig. 2, as a further aspect of the present invention, the step 102 further includes:
step 201, after receiving a login verification request sent by a user, an authentication service unit extracts user verification data in the login verification request to obtain a user ID and a password or trapdoor data of the user, matches the extracted data to be verified through a database preset in the authentication service unit, and obtains an access right corresponding to user information in the login verification request;
step 202, selecting a first authentication scheme to perform corresponding authentication on the login authentication request, wherein the specific implementation manner is as follows: if the user is judged to be qualified for operating the 3D printing equipment, a work image corresponding to 3D printing model data submitted by the user for the latest preset times is called and sent to an upper computer corresponding to the user;
step 203, after the user receives the work image, the printing model data of the work is sent as a verification certificate for verification, if the printing model data is consistent with the printing model data corresponding to the work in the storage unit, the user authentication is successful, and if the printing model data is inconsistent with the printing model data corresponding to the work in the storage unit, the user authentication is failed.
As a further scheme of the invention, the read-write permission of the 3D printing device can be obtained only after the authentication of the first verification scheme is successful, and only partial read permission of the 3D printing device is provided if the authentication of the user in the first verification scheme is failed.
As a further aspect of the present invention, the sending the printing model data of the work as a verification certificate for verification further includes: and the upper computer and the 3D printing equipment perform Hash operation on the printing model data, and judge whether the verification certificates are consistent or not by comparing Hash values.
As a further aspect of the present invention, the selecting the second authentication scheme to perform corresponding authentication on the login authentication request further includes: in the initial authentication process, the user identity is judged not to have the qualification of operating the 3D printing equipment, the second verification scheme is that whether the user is familiar with the operation process and the attention of the 3D printing equipment or not is judged by sending question-answer test questions aiming at 3D printing, the question-answer answers of the user are graded, and after the grade exceeds a preset value, the authentication is passed and the temporary operation authority is sent to the user.
As a further aspect of the present invention, the authentication service unit is an internal or external server connected to the 3D printing apparatus.
The invention further discloses a computer device, which comprises a memory and a processor, wherein the memory is stored with a computer program, and the processor realizes the steps of the safety verification method of the 3D printing device when executing the computer program.
The invention further discloses a computer-readable storage medium, which is characterized in that a computer program is stored on the computer-readable storage medium, and the computer program, when executed by a processor, implements the steps of the security authentication method of the 3D printing device.
In the invention, an administrator channel is also arranged, the 3D printing equipment can be directly managed through the administrator channel, for example, after the administrator passes the authentication of the user, the model file required by the user authentication can be directly sent, so that the problem that the authentication cannot be carried out after the user loses or the printing model data is modified is solved.
When the system transmits the work image, if the authentication fails, the system can be requested to continue to transmit the work image, and in multiple authentication processes, the user is judged to have operation qualification as long as one authentication passes.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 forms 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 (10)
1. A3D printing apparatus security verification method, the 3D printing apparatus is connected with many upper computers, the 3D printing apparatus has memory cell used for receiving the printing model data sent by the upper computer, the 3D printing apparatus further has image acquisition device, after the user finishes printing, gather the work image through the image acquisition device, and carry on the corresponding storage in memory cell of work image and submitted printing model data, characterized by that, the verification method includes the following steps:
step 101, an upper computer acquires a login verification request of a user and sends the first login verification request to an authentication service unit of 3D printing equipment;
102, if the authentication service unit judges that the authority level of the received login authentication request is the authority which has the qualification of operating the 3D printing equipment, selecting a first authentication scheme to correspondingly authenticate the login authentication request;
step 103, if the authentication service unit determines that the authority level of the received login authentication request is the authority that does not have the qualification for operating the 3D printing device, selecting a second authentication scheme to perform corresponding authentication on the login authentication request.
2. The security verification method for the 3D printing device according to claim 1, wherein the login verification request in step 101 is identity information sent by the user through an upper computer.
3. The security authentication method for the 3D printing device according to claim 2, wherein the identity information comprises an ID and a password of the user and the user trapdoor.
4. A method for security authentication of a 3D printing device according to claim 3, wherein said step 102 further comprises:
step 201, after receiving a login verification request sent by a user, an authentication service unit extracts user verification data in the login verification request to obtain a user ID and a password or trapdoor data of the user, matches the extracted data to be verified through a database preset in the authentication service unit, and obtains an access right corresponding to user information in the login verification request;
step 202, selecting a first authentication scheme to perform corresponding authentication on the login authentication request, wherein the specific implementation manner of selecting the first authentication scheme to perform corresponding authentication on the login authentication request is as follows: if the user is judged to be qualified for operating the 3D printing equipment, a work image corresponding to 3D printing model data submitted by the user for the latest preset times is called and sent to an upper computer corresponding to the user;
step 203, after the user receives the work image, the printing model data of the work is sent as a verification certificate for verification, if the printing model data is consistent with the printing model data corresponding to the work in the storage unit, the user authentication is successful, and if the printing model data is inconsistent with the printing model data corresponding to the work in the storage unit, the user authentication is failed.
5. The security verification method of the 3D printing device according to claim 4, wherein the read-write authority of the 3D printing device can be obtained only after the user succeeds in the authentication of the first verification scheme, and only part of the read authority of the 3D printing device is available if the user fails in the authentication of the first verification scheme.
6. The security verification method of a 3D printing device as claimed in claim 5, wherein said sending the printing model data of the work for verification as a verification credential further comprises: and the upper computer and the 3D printing equipment perform Hash operation on the printing model data, and judge whether the verification certificates are consistent or not in a way of comparing Hash values.
7. The security authentication method of the 3D printing device according to claim 1, wherein the selecting the second authentication scheme to perform corresponding authentication on the login authentication request further comprises: since it is already determined that the user identity does not qualify to operate the 3D printing apparatus in the initial authentication process, the second authentication scheme is to determine whether the user is familiar with the operation flow and the cautions of the 3D printing apparatus and to score the question answer of the user by sending the question answer questions for 3D printing, and after the score exceeds a preset value, the authentication is passed and a temporary operation permission is sent to the user.
8. The security verification method of a 3D printing device according to claim 1, wherein the authentication service unit is an internal or external server connected to the 3D printing device.
9. A security authentication system of a 3D printing apparatus, comprising a memory in which a computer program is stored and a processor which, when executing the computer program, implements the steps of the security authentication method of the 3D printing apparatus according to any one of claims 1 to 8.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a computer program which, when being executed by a processor, carries out the steps of the method for security authentication of a 3D printing device according to any one of claims 1 to 8.
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| CN202310156479.7A CN115826891B (en) | 2023-02-23 | 2023-02-23 | Security verification method, system and storage medium of 3D printing equipment |
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| CN202310156479.7A CN115826891B (en) | 2023-02-23 | 2023-02-23 | Security verification method, system and storage medium of 3D printing equipment |
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| KR20180136071A (en) * | 2017-06-14 | 2018-12-24 | 주식회사 한국넷킹콜 | Network system physically separated from external network for user authentication using personal voice fingerprints |
| WO2019055698A1 (en) * | 2017-09-13 | 2019-03-21 | Mixed Dimensions Inc. | 3d model validation and optimization system and method thereof |
| CN115008754A (en) * | 2022-07-07 | 2022-09-06 | 深圳市智能派科技有限公司 | Internet photocuring 3D printer control method and system and storage medium |
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2023
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2013186849A (en) * | 2012-03-12 | 2013-09-19 | Casio Electronics Co Ltd | Printing system |
| US20150160900A1 (en) * | 2012-08-21 | 2015-06-11 | Fasoo.Com Co., Ltd | Apparatus and method for controlling, and authentication server and authentication method therefor |
| WO2014037806A2 (en) * | 2012-09-07 | 2014-03-13 | Thomas Williams | Method and apparatus for controlling printing of 3d objects |
| JP2015088020A (en) * | 2013-10-31 | 2015-05-07 | 株式会社リコー | Output system, output device, program, and output method |
| US20180178451A1 (en) * | 2016-12-23 | 2018-06-28 | Airbus Operations Gmbh | Additive manufacturing system and method for validating additively manufactured components |
| KR20180136071A (en) * | 2017-06-14 | 2018-12-24 | 주식회사 한국넷킹콜 | Network system physically separated from external network for user authentication using personal voice fingerprints |
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