CN117879832B - Data transmission method and system for non-waste city based on trusted computing technology - Google Patents
Data transmission method and system for non-waste city based on trusted computing technology Download PDFInfo
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- CN117879832B CN117879832B CN202410027075.2A CN202410027075A CN117879832B CN 117879832 B CN117879832 B CN 117879832B CN 202410027075 A CN202410027075 A CN 202410027075A CN 117879832 B CN117879832 B CN 117879832B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 29
- 239000002699 waste material Substances 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000005516 engineering process Methods 0.000 title claims abstract description 22
- 238000012795 verification Methods 0.000 claims abstract description 53
- 238000011156 evaluation Methods 0.000 claims abstract description 24
- 210000001503 joint Anatomy 0.000 claims abstract description 16
- 238000013507 mapping Methods 0.000 claims description 8
- 238000003032 molecular docking Methods 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 3
- 238000013523 data management Methods 0.000 abstract description 2
- 238000004458 analytical method Methods 0.000 description 9
- 239000002910 solid waste Substances 0.000 description 9
- 238000010276 construction Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000002154 agricultural waste Substances 0.000 description 1
- 238000013528 artificial neural network Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
Classifications
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/20—Network architectures or network communication protocols for network security for managing network security; network security policies in general
-
- 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
- H04L9/321—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 a third party or a trusted authority
- H04L9/3213—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 a third party or a trusted authority using tickets or tokens, e.g. Kerberos
-
- 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
- H04L9/3297—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 time stamps, e.g. generation of time stamps
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Processing Of Solid Wastes (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention provides a data transmission method and a system thereof of a non-waste city based on a trusted computing technology, wherein the data transmission method comprises an access party, a trusted device and a server side, wherein the server side receives an access message transmitted by a butt joint party through the trusted device; the trusted device receives the access message sent by the butting party, performs the trust level evaluation on the access message, and transmits the access message passing the trust level evaluation to the server side; and the server receives the access message passing through the trust evaluation and performs signature verification, and receives the access information transmitted by the access message passing through the signature verification. The invention not only can ensure the safety of the server, but also can realize the tamper resistance and repudiation resistance of data transmission, and is more suitable for the data management of the non-waste city.
Description
Technical Field
The invention relates to the field of data transmission, in particular to a data transmission method and a system of a non-waste city based on a trusted computing technology.
Background
The non-waste city is a city which realizes reduction, reclamation and harmless treatment of wastes through scientific means and management measures. The data transmission is an important ring in abolished city-free city construction, and aims to accurately, efficiently and traceably manage wastes through a digital technical means; aiming at different butting parties in the non-waste city, in the process of data transmission, a safe and reliable encryption technology and an authentication mechanism are adopted, so that the privacy and the safety of data are ensured. At the same time, there is a need to prevent data from being tampered with during transmission.
At present, the tamper-proof modes of data transmission include digital signature, message digest, timestamp and other modes, but the attack resistance still cannot meet the data transmission requirement of abolished city city.
Disclosure of Invention
In order to solve the problems, the invention provides a method, a system, equipment and a storage medium for transmitting data in a non-waste city based on a trusted computing technology.
The main content of the invention comprises:
A data transmission method of non-waste city based on trusted computing technology includes a butt joint party, a trusted device and a server side; the server side receives the access message transmitted by the butting party through the trusted device; the trusted device receives the access message sent by the butting party, performs the trust level evaluation on the access message, and transmits the access message passing the trust level evaluation to the server side; the server receives the access message passing through the trust evaluation and performs signature verification, and receives the access information transmitted by the access message passing through the signature verification;
The access message comprises a request message header and access information, wherein the request message header comprises signature verification data and signature data; the signature verification data are character strings obtained by splicing random character strings, time stamps when verification character strings are generated, token distributed in advance by a server side and a first signature value encrypted by an access message of a butt joint party according to a splicing rule; the random character string is generated according to a first generation rule.
Preferably, the interfacing party comprises a remote gateway and a data access terminal for accessing the remote gateway; the remote gateway is connected with the trusted device, the trusted device evaluates the credibility of the remote gateway, and the remote gateway evaluates the credibility of the data access terminal.
Preferably, the trusted device stores a remote gateway trusted mapping table, a splicing rule set and a first generation rule set; the remote gateway credibility mapping table is a remote gateway connected with the credibility device and the credibility thereof; the splicing rule set is a set comprising different splicing rules; the first set of generation rules is a set comprising a number of different generation rules.
Preferably, the trusted device evaluates the trustworthiness of the access message according to the original trustworthiness of the remote gateway connected with the trusted device, the trustworthiness of the data access party transmitted by the corresponding remote gateway, and the transmission path and transmission mode of the access message; if the evaluation is passed, the result is transmitted to the server for signature verification.
Preferably, if the evaluation is not passed, the corresponding remote gateway and the server end adjust the corresponding splicing rule and/or the first generation rule according to a predetermined policy.
Preferably, the corresponding remote gateway and the server end adjust the corresponding splicing rules and/or the first generation rules according to a pre-agreed policy, including selecting new splicing rules and/or first generation rules from the corresponding splicing rule set and/or the first generation rule set according to the pre-agreed policy.
Preferably, the server receives the access message passing through the trust degree to perform signature verification, including obtaining the signature data, obtaining a time stamp and signature verification data of the access message for signature verification passing through the access message, verifying the time stamp and the signature verification data of the access message, and receiving the access information and transmitting a verification result to the trust device if the verification passes through the access message; and the trusted device updates the trustworthiness of the corresponding remote gateway according to the verification result.
Preferably, the method for verifying the access message passing the signature verification by obtaining the time stamp and the signature verification data of the access message includes:
The server side acquires a pre-distributed token, a first signature value and a time stamp when a verification character string is generated in signature verification data for an access message passing the signature verification;
and verifying whether the pre-distributed token is effective or not, refusing data docking, if yes, comparing whether the signature value of the access message is consistent with the first signature value or not, if not, refusing data docking, if yes, judging whether the difference value between the time stamp of the access message and the time stamp when the verification character string is generated exceeds a preset value, if yes, refusing data access, and if not, carrying out data docking with a dockee.
Preferably, the step of generating the first signature value for encrypting the access message by the interfacing party includes:
The butt joint party converts the pre-transmitted access information into character strings and then splices the character strings with random character strings obtained by a hash salt principle to obtain pre-encrypted character strings;
and signing the pre-encrypted character string according to a contracted encryption mode to obtain a first signature value.
The invention also provides a system adopting the data transmission method of the non-waste city based on the trusted computing technology, which comprises a plurality of butting parties, a trusted device and a server side; the single butting party comprises a plurality of data access ends and a remote gateway, and the data access ends are connected with the trusted device through the remote gateway; the trusted device is isolated physical equipment and is configured at one side of the cloud server, and the trusted device stores a remote gateway trustworthiness mapping table, a splicing rule set and a first generation rule set;
the trusted device receives the access message sent by the butting party, performs the trust level evaluation on the access message, and transmits the access message passing the trust level evaluation to the server side; and the server receives the access message passing through the trust evaluation and performs signature verification, and receives the access information transmitted by the access message passing through the signature verification.
Compared with the prior art, the data transmission method and system for the non-waste city based on the trusted computing technology have the following beneficial effects: firstly, the credibility of the access message is evaluated through the credibility device, the server only carries out label verification on the access message which passes the credibility evaluation, and the access information contained in the access message which passes the label verification is received. The method not only can ensure the safety of the server, but also can realize the tamper resistance and repudiation resistance of data transmission, and is more suitable for the data management of the non-waste city.
Drawings
Fig. 1 is a flow chart of a data transmission method of the present invention.
Detailed Description
The technical scheme protected by the invention is specifically described below with reference to the accompanying drawings.
Please refer to fig. 1. The invention provides a data transmission method of a non-waste city based on a trusted computing technology, which is used for ensuring the security of access information received by a server of the non-abolished city city and also ensuring the tamper resistance and repudiation resistance of the received access information; the access information which is not about abolished city and is to be collected in the market comprises five types of solid waste supervision data including industrial solid waste, dangerous waste, household waste, agricultural waste and construction waste, a solid waste generation amount list, a responsibility list, a task list, four list completion data of an item list, department linkage data, regional linkage data and the like, and equipment for generating the data is distributed in a scattered manner, and can be accessed to a server in various manners, so that the network environment is complex, the reliability of a data source is required to be ensured for the server, meanwhile, the possibility that the access information is intercepted and tampered in the transmission process is also discovered in time, the accuracy of the data of the server is guaranteed, and the traceable management is facilitated.
Specifically, the data transmission system for abolished city-free market based on the invention comprises a plurality of butt joint parties for uploading access information, a trusted device and a server side which can be physically isolated; the interfacing party comprises a remote gateway and a plurality of data access terminals connected with the trusted device and the server through the remote gateway; the data access terminal encapsulates access information to be transmitted into an access message, the access message is transmitted to the server terminal through the remote gateway, the server terminal evaluates the trustworthiness of the access message through a trustworthy device before receiving the access message, and if the access message is evaluated, the server terminal performs signature verification on the access message, and verifies whether the access information contained in the access message is tampered; if tampered, rejecting the transmitted access information to ensure the authenticity and reliability of the data at the server side.
The trusted device is configured at one side of the server side and is physically isolated, and a remote gateway trustworthiness mapping table, a splicing rule set and a first generation rule set are stored in the trusted device; the method not only can evaluate the credibility of the access message, but also can safely store various encryption rules, when the credibility of the access message transmitted by a certain remote gateway is lower than a set value or the variation is abnormal, the remote gateway and a server can simultaneously select corresponding new splicing rules and first generation rules in a splicing rule set and first generation rules set according to a contracted strategy, namely, the encryption mode of the access message is changed, the encryption rules are stored on the credible device, the difficulty of an attacker in acquiring specific rules is high, the difficulty of being attacked and cracked is increased to a certain extent, and therefore the safety of transmitted data is ensured.
The data access terminals can establish connection with the remote gateway through a safe private network and the like, correspondingly physically isolate the remote gateway, and store corresponding encryption rules, namely a splicing rule set and a first generation rule set, on the remote gateway; in other embodiments, the remote gateway does not need to store the corresponding encryption rule, but requests the encryption rule of the message from the trusted device, and the trusted device can transmit the related rule to the data access terminal for encryption through the remote gateway by using a network with higher security; when a new encryption rule needs to be replaced, the trusted device only needs to feed back to the remote gateway and the server side that the encryption rule needs to be changed, and the remote gateway and the server side can use the same encryption rule to conduct.
Each data access terminal may be a data center taking a district or a street as a unit, and transmits data related to garbage classification in a jurisdiction area to a data center at a higher level, that is, in this embodiment, the server terminal may be a data center at a district level which is in butt joint with the data centers of a plurality of streets, or may be a data center at a city level which is in butt joint with the data centers of a plurality of districts, that is, it may receive data which is not tampered, and receive a safe data source, so that the credibility and safety of the data center at the stage are ensured.
For each butt joint party, registration at the corresponding server terminal is finished in advance, the server terminal distributes a token representing identity information to the butt joint party, the butt joint party stores the pre-distributed token, when the butt joint party has data to be transmitted, signature verification data are firstly generated according to a splicing rule and a first generation rule, the signature verification data are arranged in a request message header, then an access message is transmitted to a trusted device, the trusted device evaluates the trust degree of the access message according to the original trust degree of a remote gateway connected with the trusted device, the trust degree of a data access party transmitted by the corresponding remote gateway and the transmission path and the transmission mode of the access message, if the access message passes the evaluation, the server terminal verifies the access message, after the server terminal receives the access message, a series of verification is carried out to ensure that the transmitted data are not tampered, and only the safe and trusted access data are received.
Specifically, the interfacing party signs data to be transmitted according to a contracted encryption mode, and the obtained signature value is recorded as a first signature value; meanwhile, a random character string is generated by using a first generation rule, and then signature verification data is generated according to a splicing rule, wherein the signature verification data comprises the random character string, a time stamp when the verification character string is generated, a token distributed in advance by a server side and a first signature value encrypted by a receiving party.
Further, the step of generating the first signature value for encrypting the access message by the interfacing party includes:
The butt joint party converts the pre-transmitted access information into character strings and then splices the character strings with random character strings obtained by a hash salt principle to obtain pre-encrypted character strings;
and signing the pre-encrypted character string according to a contracted encryption mode to obtain a first signature value.
In addition, the trusted device can store and apply the access information received by the server, specifically, the trusted device can integrate all access information based on multi-source heterogeneous data of metadata, so as to reduce storage pressure and cost, and specifically comprises: constructing a local analysis body according to the data type, generating a body of five major solid waste supervision fields in abolished city city on the basis of the local analysis body, and extracting corresponding local metadata; and integrating the local metadata under the guidance of the body of the five major solid waste supervision fields in abolished city city to obtain the global metadata. Meanwhile, the stored global metadata can be subjected to corresponding data analysis by calling a corresponding analysis model to form an analysis result, wherein the analysis model is a solid waste collaborative analysis model constructed based on a neural network technology and a solid waste generation and treatment capacity matching analysis model; in addition, the analysis result of the analysis decision module can be displayed, and a monitoring graph of each link of generation, collection, transportation, disposal and storage of five kinds of solid waste is further constructed by using rich front-end technology, so that intelligent tracking supervision of the whole life cycle of the five kinds of solid waste is realized.
The invention also provides a data transmission system for the non-waste city, which comprises a plurality of butting parties, a trusted device and a server side; the single butting party comprises a plurality of data access ends and a remote gateway, and the data access ends are connected with the trusted device through the remote gateway; the trusted device is isolated physical equipment and is configured at one side of the cloud server, and the trusted device stores a remote gateway trustworthiness mapping table, a splicing rule set and a first generation rule set;
the trusted device receives the access message sent by the butting party, performs the trust level evaluation on the access message, and transmits the access message passing the trust level evaluation to the server side; and the server receives the access message passing through the trust evaluation and performs signature verification, and receives the access information transmitted by the access message passing through the signature verification.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (10)
1. The data transmission method of the non-waste city based on the trusted computing technology is characterized by comprising a butt joint party, a trusted device and a server side; the server side receives the access message transmitted by the butting party through the trusted device; the trusted device receives the access message sent by the butting party, performs the trust level evaluation on the access message, and transmits the access message passing the trust level evaluation to the server side; the server receives the access message passing through the trust evaluation and performs signature verification, and receives the access information transmitted by the access message passing through the signature verification;
The access message comprises a request message header and access information, wherein the request message header comprises signature verification data and signature data; the signature verification data are character strings obtained by splicing random character strings, time stamps when verification character strings are generated, token distributed in advance by a server side and a first signature value encrypted by an access message of a butt joint party according to a splicing rule; the random character string is generated according to a first generation rule.
2. The method for transmitting data in a non-waste city based on trusted computing technology according to claim 1, wherein the interfacing party comprises a remote gateway and a data access terminal accessing the remote gateway; the remote gateway is connected with the trusted device, the trusted device evaluates the credibility of the remote gateway, and the remote gateway evaluates the credibility of the data access terminal.
3. The method for transmitting data in a non-waste city based on a trusted computing technology according to claim 2, wherein a remote gateway trustworthiness mapping table, a splicing rule set and a first generation rule set are stored in the trusted device; the remote gateway credibility mapping table is a remote gateway connected with the credibility device and the credibility thereof; the splicing rule set is a set comprising different splicing rules; the first set of generation rules is a set comprising a number of different generation rules.
4. The method for transmitting data in a non-waste city based on a trusted computing technology according to claim 3, wherein the trusted device evaluates the trustworthiness of the access message according to the original trustworthiness of the remote gateway connected with the trusted device, the trustworthiness of the data access party transmitted by the corresponding remote gateway, and the transmission path and transmission mode of the access message; if the evaluation is passed, the result is transmitted to the server for signature verification.
5. The method for transmitting data in a non-waste city based on trusted computing technology as claimed in claim 4, wherein if the evaluation is not passed, the corresponding remote gateway and the server end adjust the corresponding splicing rule and/or the first generation rule according to a predetermined policy.
6. The method for transmitting data in a non-waste city based on a trusted computing technology according to claim 5, wherein the corresponding remote gateway and the server end adjust the corresponding splicing rules and/or the first generation rules according to a pre-agreed policy, and comprises selecting new splicing rules and/or the first generation rules from the corresponding splicing rule set and/or the first generation rule set according to the pre-agreed policy.
7. The method for transmitting data in a non-waste city based on a trusted computing technology according to claim 4, wherein the server receives an access message passing through a trusted degree to check a signature, and the method comprises the steps of obtaining the signature data, obtaining a time stamp and check data of the access message for signature verification passing through the access message, verifying the time stamp and check data of a request access message, receiving the access information if the verification passing through the access message, and transmitting a verification result to the trusted device; and the trusted device updates the trustworthiness of the corresponding remote gateway according to the verification result.
8. The method for transmitting data in a non-waste city based on trusted computing technology according to claim 7, wherein, for the access message passing the signature verification, obtaining a time stamp of the access message and signature verification data, verifying the time stamp of the access message and the signature verification data, comprising:
The server side acquires a pre-distributed token, a first signature value and a time stamp when a verification character string is generated in signature verification data for an access message passing the signature verification;
and verifying whether the pre-distributed token is effective or not, refusing data docking, if yes, comparing whether the signature value of the access message is consistent with the first signature value or not, if not, refusing data docking, if yes, judging whether the difference value between the time stamp of the access message and the time stamp when the verification character string is generated exceeds a preset value, if yes, refusing data access, and if not, carrying out data docking with a dockee.
9. The method for transmitting data in a non-waste city based on trusted computing technology according to claim 1, wherein the step of generating the first signature value for encrypting the access message by the interfacing party comprises:
The butt joint party converts the pre-transmitted access information into character strings and then splices the character strings with random character strings obtained by a hash salt principle to obtain pre-encrypted character strings;
and signing the pre-encrypted character string according to a contracted encryption mode to obtain a first signature value.
10. A system adopting the data transmission method of the non-waste city based on the trusted computing technology as claimed in any one of claims 1 to 9, which is characterized by comprising a plurality of butt joint parties, a trusted device and a server side; the single butting party comprises a plurality of data access ends and a remote gateway, and the data access ends are connected with the trusted device through the remote gateway; the trusted device is isolated physical equipment and is configured at one side of the server, and the trusted device stores a remote gateway trustworthiness mapping table, a splicing rule set and a first generation rule set;
the trusted device receives the access message sent by the butting party, performs the trust level evaluation on the access message, and transmits the access message passing the trust level evaluation to the server side; and the server receives the access message passing through the trust evaluation and performs signature verification, and receives the access information transmitted by the access message passing through the signature verification.
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| CN111917714A (en) * | 2020-06-18 | 2020-11-10 | 云南电网有限责任公司信息中心 | Zero trust architecture system and use method thereof |
| CN112291262A (en) * | 2020-11-16 | 2021-01-29 | 南方电网科学研究院有限责任公司 | Method and system for establishing account terminal guarantee derivative relationship in zero trust environment |
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| CN116170156B (en) * | 2023-02-23 | 2024-11-19 | 郑州信大云谷科技有限公司 | A trust computing system and computing method capable of defining behavior |
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| CN111917714A (en) * | 2020-06-18 | 2020-11-10 | 云南电网有限责任公司信息中心 | Zero trust architecture system and use method thereof |
| CN112291262A (en) * | 2020-11-16 | 2021-01-29 | 南方电网科学研究院有限责任公司 | Method and system for establishing account terminal guarantee derivative relationship in zero trust environment |
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