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SG10201405852QA - Encryption function and decryption function generating method, encryption and decryption method and related apparatuses - Google Patents
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SG10201405852QA - Encryption function and decryption function generating method, encryption and decryption method and related apparatuses - Google Patents

Encryption function and decryption function generating method, encryption and decryption method and related apparatuses

Info

Publication number
SG10201405852QA
SG10201405852QA SG10201405852QA SG10201405852QA SG10201405852QA SG 10201405852Q A SG10201405852Q A SG 10201405852QA SG 10201405852Q A SG10201405852Q A SG 10201405852QA SG 10201405852Q A SG10201405852Q A SG 10201405852QA SG 10201405852Q A SG10201405852Q A SG 10201405852QA
Authority
SG
Singapore
Prior art keywords
encryption
decryption
function
related apparatuses
generating method
Prior art date
Application number
SG10201405852QA
Inventor
Shuang Wu
Original Assignee
Huawei Internat Pte Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Internat Pte Ltd filed Critical Huawei Internat Pte Ltd
Priority to SG10201405852QA priority Critical patent/SG10201405852QA/en
Priority to PCT/SG2015/050324 priority patent/WO2016043665A1/en
Priority to EP15771294.4A priority patent/EP3186802B1/en
Priority to CN201580047992.6A priority patent/CN106663387B/en
Publication of SG10201405852QA publication Critical patent/SG10201405852QA/en
Priority to US15/462,221 priority patent/US10361842B2/en

Links

Classifications

    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0631—Substitution permutation network [SPN], i.e. cipher composed of a number of stages or rounds each involving linear and nonlinear transformations, e.g. AES algorithms
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/04—Masking or blinding
    • H04L2209/046—Masking or blinding of operations, operands or results of the operations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/16—Obfuscation or hiding, e.g. involving white box

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
SG10201405852QA 2014-09-18 2014-09-18 Encryption function and decryption function generating method, encryption and decryption method and related apparatuses SG10201405852QA (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SG10201405852QA SG10201405852QA (en) 2014-09-18 2014-09-18 Encryption function and decryption function generating method, encryption and decryption method and related apparatuses
PCT/SG2015/050324 WO2016043665A1 (en) 2014-09-18 2015-09-16 Encryption function and decryption function generating method, encryption and decryption method and related apparatuses
EP15771294.4A EP3186802B1 (en) 2014-09-18 2015-09-16 Encryption function and decryption function generating method, encryption and decryption method and related apparatuses
CN201580047992.6A CN106663387B (en) 2014-09-18 2015-09-16 Encryption function and decryption function generation method, encryption and decryption method, and related devices
US15/462,221 US10361842B2 (en) 2014-09-18 2017-03-17 Encryption function and decryption function generating method, encryption and decryption method and related apparatuses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SG10201405852QA SG10201405852QA (en) 2014-09-18 2014-09-18 Encryption function and decryption function generating method, encryption and decryption method and related apparatuses

Publications (1)

Publication Number Publication Date
SG10201405852QA true SG10201405852QA (en) 2016-04-28

Family

ID=54200033

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10201405852QA SG10201405852QA (en) 2014-09-18 2014-09-18 Encryption function and decryption function generating method, encryption and decryption method and related apparatuses

Country Status (5)

Country Link
US (1) US10361842B2 (en)
EP (1) EP3186802B1 (en)
CN (1) CN106663387B (en)
SG (1) SG10201405852QA (en)
WO (1) WO2016043665A1 (en)

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CN108809516B (en) * 2018-05-17 2020-12-11 杭州安恒信息技术股份有限公司 A high-security encoding and decoding method for formatted data desensitization
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CN111314050B (en) * 2018-12-11 2023-06-30 北京思源理想控股集团有限公司 An encryption and decryption method and device
CN111314051B (en) * 2018-12-11 2023-09-12 北京思源理想控股集团有限公司 An encryption and decryption method and device
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CN110069241B (en) * 2019-03-27 2023-03-03 创新先进技术有限公司 Pseudo-random number acquisition method and device, client device and server
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CN111884794B (en) * 2020-07-13 2024-07-23 广州安研信息科技有限公司 SM4 white box implementation method based on interference wheel and external coding
CN111563268B (en) * 2020-07-15 2021-01-15 平安国际智慧城市科技股份有限公司 Data encryption method and device based on matrix operation and storage medium
CN112054896B (en) * 2020-08-12 2023-10-03 深圳市欢太科技有限公司 White box encryption method, white box encryption device, terminal and storage medium
CN112949472A (en) * 2021-02-28 2021-06-11 杭州翔毅科技有限公司 Cooperative sensing method based on multi-sensor information fusion
CN114244510B (en) * 2021-12-20 2024-08-06 深圳忆联信息系统有限公司 Hardware acceleration device, method, equipment and storage medium
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Also Published As

Publication number Publication date
WO2016043665A1 (en) 2016-03-24
US10361842B2 (en) 2019-07-23
CN106663387B (en) 2020-03-27
CN106663387A (en) 2017-05-10
US20170195117A1 (en) 2017-07-06
EP3186802B1 (en) 2020-01-01
EP3186802A1 (en) 2017-07-05

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