CN105450397A - Data encryption method and client based on sending encryption algorithm - Google Patents
Data encryption method and client based on sending encryption algorithm Download PDFInfo
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- CN105450397A CN105450397A CN201511016973.5A CN201511016973A CN105450397A CN 105450397 A CN105450397 A CN 105450397A CN 201511016973 A CN201511016973 A CN 201511016973A CN 105450397 A CN105450397 A CN 105450397A
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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
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0435—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption
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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
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
- H04L63/067—Network architectures or network communication protocols for network security for supporting key management in a packet data network using one-time keys
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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
- H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
- H04L9/16—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms the keys or algorithms being changed during operation
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Abstract
The invention discloses a data encryption method and client based on a sending encryption algorithm. The method comprises the following steps: the client receives encrypted data sent by a server, wherein the encrypted data is generated in a manner that the server randomly generates an encryption algorithm according to request information of the client, converts the encryption algorithm into regular character text of code executable by the client, and generates encrypted data from the regular character text according to a preset sending rule; the encrypted data is restored to the code executable by the client according to a preset decryption rule which is matched with the sending rule, and uploading data is encapsulated according to the code. The data encryption method and client based on the downloaded encryption algorithm can improve data transmission safety, reduce maintenance costs, and achieve higher convenience in maintenance.
Description
Technical field
The present invention relates to the field of data transmission of electronic communication, particularly relating to a kind of data ciphering method and client based on issuing cryptographic algorithm.
Background technology
Existing server issues data, and in the process of client upload data, all can be encrypted data, because cryptographic algorithm is static, needs the code that process engineer's periodic manual upgrades, then goes to arrange new algorithm.Larger challenge to the operating pressure of programmer, and ciphering algorithm change code, server needs, after a large amount of checkings and test, just can open to the outside world, for the test link of server and the pressure of tester be also challenge, also may cause the mistake of other logic business.And easily decoded by other people, if can not Timeliness coverage, then there is very large potential safety hazard.
Summary of the invention
Main purpose of the present invention for provide a kind of data transmission security higher, easy to maintenance based on the data ciphering method and the client that issue cryptographic algorithm.
In order to realize foregoing invention object, the present invention proposes a kind of data ciphering method based on issuing cryptographic algorithm, comprising:
The enciphered data that client reception server issues; Wherein, enciphered data is the solicited message stochastic generation cryptographic algorithm of server according to client, and cryptographic algorithm is converted to the regular character text of described client executable code, then issue the regular enciphered data generated by regular character text according to what preset;
With the described deciphering rule issuing rule match, described enciphered data is reduced into the executable code of client according to what preset, and according to this code wrap uploading data.
Further, the step of the enciphered data that regular character text generates by rule that what described basis was preset issue, comprising:
Multiple default of issuing in rule of random call issues rule;
According to the invoked rule that issues, regular character text is generated enciphered data.
Further, what described basis was preset is reduced into the executable code of client with the described deciphering rule issuing rule match by described enciphered data, and after step according to this code wrap uploading data, comprising:
Send uploading data to server; Wherein, server is according to described cryptographic algorithm deciphering uploading data.
Further, described server, according to the step of described cryptographic algorithm deciphering uploading data, comprising:
According to the described cryptographic algorithm issued, judge that whether the source of described uploading data is legal;
If uploading data is legal, then uploading data is deciphered; If uploading data is illegal, then carry out the process preset.
Further, what described basis was preset is reduced into the executable code of client with the described deciphering rule issuing rule match by described enciphered data, and before step according to this code wrap uploading data, comprising:
When client first time uses, the packing of deciphering rule is built in client; And/or,
The renewal bag of reception server end, to upgrade client and the deciphering rule issuing rule match.
The present invention also puies forward a kind of data encryption client based on issuing cryptographic algorithm, comprising:
Receiving element, for the enciphered data that reception server issues; Wherein, enciphered data is the solicited message stochastic generation cryptographic algorithm of server according to client, and cryptographic algorithm is converted to the regular character text of described client executable code, then issue the regular enciphered data generated by regular character text according to what preset;
Encapsulation unit, for being reduced into client executable code with the described deciphering rule issuing rule match by described enciphered data according to what preset, and according to this code wrap uploading data.
Further, described receiving element, comprising:
Calling module, for random call, multiple default of issuing in rule issues rule;
Encrypting module, for generating enciphered data according to the invoked rule that issues by regular character text.
Further, the described data encryption client based on issuing cryptographic algorithm also comprises:
Uploading unit, for sending uploading data to server; Wherein, server is according to described cryptographic algorithm deciphering uploading data
Further, described uploading unit, comprising:
Judge module, for according to the described cryptographic algorithm issued, judges that whether the source of described uploading data is legal;
Decryption processing module, if legal for uploading data, then deciphers uploading data; If uploading data is illegal, then carry out the process preset.
Further, the described data encryption client based on issuing cryptographic algorithm also comprises:
Built-in unit, for when client first time uses, is built in client by the packing of deciphering rule; And/or,
Updating block, for the renewal bag of reception server end, to upgrade client and the deciphering rule issuing rule match.
The present invention is based on the data ciphering method and client that issue cryptographic algorithm, client sends a request to server, server stochastic generation cryptographic algorithm, then according to issuing generate rule enciphered data, then client resolves enciphered data, and according to the result encapsulation uploading data of resolving, then server is sent to, server is according to the algorithm deciphering uploading data generated, because cryptographic algorithm is stochastic generation, so after uploading data is blocked and once cracks, follow-up uploading data can't be made all to be cracked, to improve data transmission security; Encrypted codes needed for client etc. are all generated by server, ensure the algorithm information not having in client to reveal, improve the fail safe of transfer of data; Server waits with the new rule that issues of updated line that only needs, and maintenance cost is low, and maintainability is higher.
Accompanying drawing explanation
Fig. 1 be one embodiment of the invention based on the schematic flow sheet of data ciphering method issuing cryptographic algorithm;
Fig. 2 is the schematic flow sheet issuing the enciphered data step that regular character text generates by rule that the basis of one embodiment of the invention is preset;
Fig. 3 is the schematic flow sheet being deciphered uploading data step by server according to described cryptographic algorithm of one embodiment of the invention;
Fig. 4 be the present invention one specific embodiment based on the data flow schematic diagram of data ciphering method issuing cryptographic algorithm;
Fig. 5 be one embodiment of the invention based on the structural schematic block diagram of data encryption client issuing cryptographic algorithm;
Fig. 6 is the structural schematic block diagram of the receiving element of one embodiment of the invention;
Fig. 7 is the structural schematic block diagram of the uploading unit of one embodiment of the invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
With reference to Fig. 1, proposing a kind of data ciphering method based on issuing cryptographic algorithm in the embodiment of the present invention, comprising step:
The enciphered data that S1, client reception server issue; Wherein, enciphered data is the solicited message stochastic generation cryptographic algorithm of server according to client, and cryptographic algorithm is converted to the regular character text of described client executable code, then issue the regular enciphered data generated by regular character text according to what preset;
What S2, basis were preset is reduced into the executable code of client with the described deciphering rule issuing rule match by described enciphered data, and according to this code wrap uploading data;
S3, transmission uploading data are to server; Wherein, server is according to described cryptographic algorithm deciphering uploading data.
In the present embodiment, above-mentioned stochastic generation cryptographic algorithm refers to that cryptographic algorithm dynamically generates, the request each time of client can produce new cryptographic algorithm, as generated random number 1534, representing and first using 1 mode reduced parameter, using 5 algorithm for encryption, parameter is merged again by 3 modes, by 4 algorithm for encryption etc., cryptographic algorithm rule is generally edited public algorithms library by server personnel and is specified, then by system stochastic generation.Cryptographic algorithm in transmitting procedure is that various pre-set cryptographic algorithm mixes in fact, can use existing cryptographic algorithm, also can oneself write, as long as can perform in client language environment.Above-mentioned regular character text, refers to that client executable code is formed.
In the present embodiment, above-mentioned regular character text refers to the text that character set that client executable code occurs mixes other characters and generates.The client executable code such as generated is md5 (base64 (a)), this regular character text be exactly above code occur character set mix other characters generate text, and according to issuing rule, code compilation is become another kind of encrypted segments.
In the present embodiment, the above-mentioned rule that issues refers to the rule executable code issued being compiled into another section of encrypted segments according to regular character text, such as by code according to the sequence of regular character text by character sequence to pusher 9, or push away forward 6 etc.
In the present embodiment, above-mentioned deciphering rule refers to exist in client database or other storage medium, with the deciphering rule issuing rule match.
In the present embodiment, the above-mentioned data ciphering method based on issuing cryptographic algorithm, the cryptographic algorithm combination that client receives stochastic generation issues the form of the rules enciphered data, after this enciphered data is analysed, only can have an impact to when previous data, in transfer of data afterwards, the cryptographic algorithm of stochastic generation and issue rule and can form another new enciphered data, the last enciphered data of the means that crack to this is invalid, improve the fail safe of transfer of data, that reduces transfer of data can cracking.And when safeguarding, issue rule etc. as long as upgrade, maintenance cost is low, and maintainability is higher.Encrypted codes needed for client etc. are all generated by server, ensure the algorithm information not having in client to reveal, improve the fail safe of transfer of data.Server completes the process of a data upload according to the uploading data of the cryptographic algorithm deciphering client of stochastic generation before.
With reference to Fig. 2, in the present embodiment, the step issuing the enciphered data that regular character text generates by rule that the basis in above-mentioned steps S1 is preset, comprising:
Multiple default of issuing in rule of S11, random call issues rule;
S12, according to the invoked rule that issues, regular character text is generated enciphered data.
As described in above-mentioned steps S11 and S12, the above-mentioned rule that issues can be provided with multiple, then server can random call one of them regular character text is generated enciphered data, make the secret and safe of enciphered data stronger.
With reference to Fig. 3, in the present embodiment, the server in above-mentioned steps S3, according to the step of described cryptographic algorithm deciphering uploading data, comprising:
The described cryptographic algorithm that S31, basis issue, judges that whether the source of described uploading data is legal;
If S32 uploading data is legal, then uploading data is deciphered; If uploading data is illegal, then carry out the process preset.
As described in above-mentioned steps S31, the specific parameter etc. in uploading data can be judged, to check the source client of uploading data whether legal, improve the fail safe that transfer of data uses.
As described in above-mentioned steps S32, when judgement uploading data is legal, then deciphered; When uploading data is illegal, so can be carried out isolating, be deleted, the process such as alarm.
In the present embodiment, what above-mentioned basis was preset is reduced into the executable code of client with the described deciphering rule issuing rule match by described enciphered data, and before step S2 according to this code wrap uploading data, comprising:
S41, when client first time use time, by deciphering rule pack be built in client; And/or,
The renewal bag that S42, reception server send, to upgrade client and the deciphering rule issuing rule match.
As described in above-mentioned steps S41, when client first time uses, if inner without deciphering rule, the decrypt encrypted data that then cannot issue server, so generally can solve this problem by the method for the built-in deciphering rule of packing in client, method is simple, and it is convenient to realize.
As described in above-mentioned steps S42, upgrade deciphering rule by the mode downloaded, ensure to need to upgrade in time when upgrading.Such as with the addition of new issue rule when issuing Policy Updates, now need to upgrade deciphering rule corresponding with it, otherwise may occur that client cannot the situation of decrypt encrypted data, upgrade to client so server initiatively can promote to upgrade bag, prevent client from makeing mistakes when data upload process.
With reference to Fig. 4, in one embodiment, client transmission request information is to server, server is according to solicited message stochastic generation one cryptographic algorithm, judge the type of client according to solicited message, cryptographic algorithm is converted to the executable code of client, such as, when client is android system, then cryptographic algorithm is converted to the executable code of android system; When client is IOS system, then cryptographic algorithm is converted to the executable code of IOS system; Then issue random call one rule from multiple, regular character text is generated enciphered data and is issued to described client.The enciphered data issued is decrypted with the deciphering rule issuing rule match by client call, again regular character text is reduced into the executable code of client, directly call this code wrap enciphered data and sign and transmit to server, server is according to the cryptographic algorithm issued before, can make a decision signature and parameter, judge that whether the source client of data is legal, out by data deciphering finally.
In the present embodiment based on the data ciphering method issuing cryptographic algorithm, all cryptographic algorithm, regular character text and to issue rule be all by dynamic generation, each cipher mode is all random combine, data encryption mode under each interception is all different, relative and traditional data encryption mode is fixing, crack once, all data all can be cracked, have low can cracking.Enciphered data required for client, regular character text, issue rule and deciphering rule, be all generated by server, ensure the algorithm information not having in client to reveal, improve the fail safe of transfer of data further.The random algorithm of server, the renewal issuing rule only need to add new cipher mode, and maintainable high, maintenance cost is extremely low.
With reference to Fig. 5, a kind of data encryption client based on issuing cryptographic algorithm of the embodiment of the present invention, comprising:
Receiving element 10, for the enciphered data that reception server issues; Wherein, enciphered data is the solicited message stochastic generation cryptographic algorithm of server according to client, and cryptographic algorithm is converted to the regular character text of described client executable code, then issue the regular enciphered data generated by regular character text according to what preset;
Encapsulation unit 20, for being reduced into client executable code with the described deciphering rule issuing rule match by described enciphered data according to what preset, and according to this code wrap uploading data;
Uploading unit 30, for sending uploading data to server; Wherein, server is according to described cryptographic algorithm deciphering uploading data.
In the present embodiment, above-mentioned stochastic generation cryptographic algorithm refers to that cryptographic algorithm dynamically generates, the request each time of client can produce new cryptographic algorithm, as generated random number 1534, representing and first using 1 mode reduced parameter, using 5 algorithm for encryption, parameter is merged again by 3 modes, by 4 algorithm for encryption etc., cryptographic algorithm rule is generally edited public algorithms library by server personnel and is specified, then by system stochastic generation.Cryptographic algorithm in transmitting procedure is that various pre-set cryptographic algorithm mixes in fact, can use existing cryptographic algorithm, also can oneself write, as long as can perform in client language environment.Above-mentioned regular character text, refers to that client executable code is formed.
In the present embodiment, above-mentioned regular character text refers to the text that character set that client executable code occurs mixes other characters and generates.The client executable code such as generated is md5 (base64 (a)), this regular character text be exactly above code occur character set mix other characters generate text, and according to issuing rule, code compilation is become another kind of encrypted segments.
In the present embodiment, the above-mentioned rule that issues refers to the rule executable code issued being compiled into another section of encrypted segments according to regular character text, such as by code according to the sequence of regular character text by character sequence to pusher 9, or push away forward 6 etc.
In the present embodiment, above-mentioned deciphering rule refers to exist in client database or other storage medium, with the deciphering rule issuing rule match.
In the present embodiment, the above-mentioned data encryption client based on issuing cryptographic algorithm, the cryptographic algorithm combination that client receives stochastic generation issues the form of the rules enciphered data, after this enciphered data is analysed, only can have an impact to when previous data, in transfer of data afterwards, the cryptographic algorithm of stochastic generation and issue rule and can form another new enciphered data, the last enciphered data of the means that crack to this is invalid, improve the fail safe of transfer of data, that reduces transfer of data can cracking.And when safeguarding, issue rule etc. as long as upgrade, maintenance cost is low, and maintainability is higher.Encrypted codes needed for client etc. are all generated by server, ensure the algorithm information not having in client to reveal, improve the fail safe of transfer of data.Server completes a data upload according to the uploading data of the cryptographic algorithm deciphering client of stochastic generation before.
With reference to Fig. 6, in the present embodiment, above-mentioned receiving element 10, comprising:
Calling module 11, for random call, multiple default of issuing in rule issues rule;
Encrypting module 12, for generating enciphered data according to the invoked rule that issues by regular character text.
As above-mentioned calling module 11 and encrypting module 12, the above-mentioned rule that issues can be provided with multiple, then server can random call one of them regular character text is generated enciphered data, make the secret and safe of enciphered data stronger.
With reference to Fig. 7, in the present embodiment, above-mentioned uploading unit 30, comprising:
Judge module 31, for according to the described cryptographic algorithm issued, judges that whether the source of described uploading data is legal;
Decryption processing module 32, if legal for uploading data, then deciphers uploading data; If uploading data is illegal, then carry out the process preset.
As above-mentioned judge module 31, the specific parameter etc. in uploading data can be judged, to check the source client of uploading data whether legal, improve the fail safe that transfer of data uses.
As above-mentioned decryption processing module 32, when judgement uploading data is legal, then deciphered; When uploading data is illegal, so can be carried out isolating, be deleted, the process such as alarm.
In the present embodiment, the above-mentioned data encryption client based on issuing cryptographic algorithm also comprises:
Built-in unit 41, for when client first time uses, is built in client by the packing of deciphering rule; And/or,
Updating block 42, for the renewal bag that reception server sends, to upgrade client and the deciphering rule issuing rule match.
As above-mentioned built-in unit 41, when client first time uses, if inner without deciphering rule, the decrypt encrypted data that then cannot issue server, so generally can solve this problem by the method for the built-in deciphering rule of packing in client, method is simple, and it is convenient to realize.
As above-mentioned updating block 42, upgrade deciphering rule by the mode downloaded, ensure to need to upgrade in time when upgrading.Such as with the addition of new issue rule when issuing Policy Updates, now need to upgrade deciphering rule corresponding with it, otherwise may occur that client cannot the situation of decrypt encrypted data, upgrade to client so server initiatively can promote to upgrade bag, prevent client from makeing mistakes when data upload process.
With reference to Fig. 4, in one embodiment, client transmission request information is to server, server is according to solicited message stochastic generation one cryptographic algorithm, then judge the type of client according to solicited message, cryptographic algorithm is converted to the executable code of client, such as, when client is android system, then cryptographic algorithm is converted to the executable code of android system; When client is IOS system, then cryptographic algorithm is converted to the executable code of IOS system; Then issue random call one rule from multiple, regular character text is generated enciphered data and is issued to described client.The enciphered data issued is decrypted with the deciphering rule issuing rule match by client call, again regular character text is reduced into the executable code of client, directly call this code wrap enciphered data and sign and transmit to server, server is according to the cryptographic algorithm issued before, can make a decision signature and parameter, judge that whether the source client of data is legal, out by data deciphering finally.
In the present embodiment based on the data encryption client issuing cryptographic algorithm, all cryptographic algorithm, regular character text and to issue rule be all by dynamic generation, each cipher mode is all random combine, data encryption mode under each interception is all different, relative and traditional data encryption mode is fixing, crack once, all data all can be cracked, have low can cracking.Enciphered data required for client, regular character text, issue rule and deciphering rule, be all generated by server, ensure the algorithm information not having in client to reveal, improve the fail safe of transfer of data further.The random algorithm of server, the renewal issuing rule only need to add new cipher mode, and maintainable high, maintenance cost is extremely low.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. based on the data ciphering method issuing cryptographic algorithm, it is characterized in that, comprising:
The enciphered data that client reception server issues; Wherein, enciphered data is the solicited message stochastic generation cryptographic algorithm of server according to client, and cryptographic algorithm is converted to the regular character text of described client executable code, then issue the regular enciphered data generated by regular character text according to what preset;
With the described deciphering rule issuing rule match, described enciphered data is reduced into the executable code of client according to what preset, and according to this code wrap uploading data.
2. the data ciphering method based on issuing cryptographic algorithm according to claim 1, is characterized in that, the step of the enciphered data that regular character text generates by rule that what described basis was preset issue, comprising:
Multiple default of issuing in rule of random call issues rule;
According to the invoked rule that issues, regular character text is generated enciphered data.
3. the data ciphering method based on issuing cryptographic algorithm according to claim 1, it is characterized in that, what described basis was preset is reduced into the executable code of client with the described deciphering rule issuing rule match by described enciphered data, and after step according to this code wrap uploading data, comprising:
Send uploading data to server; Wherein, server is according to described cryptographic algorithm deciphering uploading data.
4. the data ciphering method based on issuing cryptographic algorithm according to claim 3, is characterized in that, described server, according to the step of described cryptographic algorithm deciphering uploading data, comprising:
According to the described cryptographic algorithm issued, judge that whether the source of described uploading data is legal;
If uploading data is legal, then uploading data is deciphered; If uploading data is illegal, then carry out the process preset.
5. the data ciphering method based on issuing cryptographic algorithm according to claim 1, it is characterized in that, what described basis was preset is reduced into the executable code of client with the described deciphering rule issuing rule match by described enciphered data, and before step according to this code wrap uploading data, comprising:
When client first time uses, the packing of deciphering rule is built in client; And/or,
The renewal bag of reception server end, to upgrade client and the deciphering rule issuing rule match.
6., based on the data encryption client issuing cryptographic algorithm, it is characterized in that, comprising:
Receiving element, for the enciphered data that reception server issues; Wherein, enciphered data is the solicited message stochastic generation cryptographic algorithm of server according to client, and cryptographic algorithm is converted to the regular character text of described client executable code, then issue the regular enciphered data generated by regular character text according to what preset;
Encapsulation unit, for being reduced into client executable code with the described deciphering rule issuing rule match by described enciphered data according to what preset, and according to this code wrap uploading data.
7. the data encryption client based on issuing cryptographic algorithm according to claim 6, it is characterized in that, described receiving element, comprising:
Calling module, for random call, multiple default of issuing in rule issues rule;
Encrypting module, for generating enciphered data according to the invoked rule that issues by regular character text.
8. the data encryption client based on issuing cryptographic algorithm according to claim 6, is characterized in that, also comprise:
Uploading unit, for sending uploading data to server; Wherein, server is according to described cryptographic algorithm deciphering uploading data.
9. the data encryption client based on issuing cryptographic algorithm according to claim 8, it is characterized in that, described uploading unit, comprising:
Judge module, for according to the described cryptographic algorithm issued, judges that whether the source of described uploading data is legal;
Decryption processing module, if legal for uploading data, then deciphers uploading data; If uploading data is illegal, then the logical process carrying out presetting.
10. the data encryption client based on issuing cryptographic algorithm according to claim 6, is characterized in that, also comprise:
Built-in unit, for when client first time uses, is built in client by the packing of deciphering rule; And/or,
Updating block, for the renewal bag of reception server end, to upgrade client and the deciphering rule issuing rule match.
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| CN106971111A (en) * | 2017-02-13 | 2017-07-21 | 武汉斗鱼网络科技有限公司 | Data ciphering method, terminal and server |
| CN107425959A (en) * | 2017-06-20 | 2017-12-01 | 郑州云海信息技术有限公司 | A kind of method for realizing encryption, system, client and service end |
| CN109918929A (en) * | 2019-03-06 | 2019-06-21 | 上海春魁信息技术有限公司 | A kind of encrypting and decrypting method and device |
| WO2019220217A1 (en) * | 2018-05-15 | 2019-11-21 | Terrence Keith Ashwin | A method of encyrpting data through randomly generated encryption formulae |
| CN110730166A (en) * | 2019-09-26 | 2020-01-24 | 珠海市杰理科技股份有限公司 | Data encryption and data decryption method, system, computer device and storage medium |
| CN111179475A (en) * | 2020-01-10 | 2020-05-19 | 广东科徕尼智能科技有限公司 | System and method for generating temporary password offline |
| CN112134885A (en) * | 2020-09-23 | 2020-12-25 | 国网江苏省电力有限公司泰州供电分公司 | Method and system for encrypting access of internet terminal |
| CN114095202A (en) * | 2021-10-09 | 2022-02-25 | 浪潮软件股份有限公司 | Method for fast authentication of client-server architecture |
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| CN103812646A (en) * | 2014-02-18 | 2014-05-21 | 立德高科(北京)数码科技有限责任公司 | Method for encrypting and outputting audio data and device thereof |
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