SG11202010745XA - Cryptographic operation method, method for creating working key, cryptographic service platform, and cryptographic service device - Google Patents

Cryptographic operation method, method for creating working key, cryptographic service platform, and cryptographic service device

Info

Publication number
SG11202010745XA
SG11202010745XA SG11202010745XA SG11202010745XA SG11202010745XA SG 11202010745X A SG11202010745X A SG 11202010745XA SG 11202010745X A SG11202010745X A SG 11202010745XA SG 11202010745X A SG11202010745X A SG 11202010745XA SG 11202010745X A SG11202010745X A SG 11202010745XA
Authority
SG
Singapore
Prior art keywords
cryptographic
cryptographic service
working key
operation method
service device
Prior art date
Application number
SG11202010745XA
Inventor
Shuting Xiao
Xiaodan Lin
Haifeng Fang
Shengcai Gu
Original Assignee
Advanced New Technologies Co 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 Advanced New Technologies Co Ltd filed Critical Advanced New Technologies Co Ltd
Publication of SG11202010745XA publication Critical patent/SG11202010745XA/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
    • H04L9/08—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
    • H04L9/0863—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving passwords or one-time passwords
    • 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
    • H04L63/061—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key exchange, e.g. in peer-to-peer networks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/602—Providing cryptographic facilities or services
    • 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
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0822—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using key encryption key
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0825—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using asymmetric-key encryption or public key infrastructure [PKI], e.g. key signature or public key certificates
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0827—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving distinctive intermediate devices or communication paths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
    • H04L2463/062—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00 applying encryption of the keys
SG11202010745XA 2018-08-31 2019-07-17 Cryptographic operation method, method for creating working key, cryptographic service platform, and cryptographic service device SG11202010745XA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811010286.6A CN109347625B (en) 2018-08-31 2018-08-31 Password operation method, work key creation method, password service platform and equipment
PCT/CN2019/096309 WO2020042798A1 (en) 2018-08-31 2019-07-17 Cryptographic operation and working key creation method and cryptographic service platform and device

Publications (1)

Publication Number Publication Date
SG11202010745XA true SG11202010745XA (en) 2020-11-27

Family

ID=65292127

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202010745XA SG11202010745XA (en) 2018-08-31 2019-07-17 Cryptographic operation method, method for creating working key, cryptographic service platform, and cryptographic service device

Country Status (6)

Country Link
US (1) US11025415B2 (en)
EP (1) EP3780484B1 (en)
CN (1) CN109347625B (en)
SG (1) SG11202010745XA (en)
TW (1) TWI706658B (en)
WO (1) WO2020042798A1 (en)

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CN109347625B (en) * 2018-08-31 2020-04-24 阿里巴巴集团控股有限公司 Password operation method, work key creation method, password service platform and equipment
CN110166234A (en) * 2019-05-21 2019-08-23 阿里巴巴集团控股有限公司 A kind of creation of business cipher key and business datum encryption method, apparatus and system
CN111541723B (en) * 2020-07-07 2020-10-13 飞天诚信科技股份有限公司 Method and terminal for processing key data
CN111935181B (en) * 2020-09-25 2021-01-26 北京天御云安科技有限公司 Method for realizing uninterrupted service of key switching under full-secret condition
CN112788005B (en) * 2020-12-29 2023-05-23 福建正孚软件有限公司 Cross-border transmission method and system for improving safety by combining software and hardware
CN114629642A (en) * 2022-03-17 2022-06-14 浙江大华技术股份有限公司 Target data sending method and device, storage medium and electronic device
CN115801453B (en) * 2023-01-30 2023-05-02 北京大数元科技发展有限公司 System for sensitive data internet security inquiry
CN116232593B (en) * 2023-05-05 2023-08-25 杭州海康威视数字技术股份有限公司 Multi-password module sensitive data classification and protection method, equipment and system

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JP5018558B2 (en) * 2008-02-29 2012-09-05 富士通株式会社 Storage area allocation method and information processing apparatus
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GB2471282B (en) * 2009-06-22 2015-02-18 Barclays Bank Plc Method and system for provision of cryptographic services
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CN109347625B (en) * 2018-08-31 2020-04-24 阿里巴巴集团控股有限公司 Password operation method, work key creation method, password service platform and equipment
CN109067528B (en) * 2018-08-31 2020-05-12 阿里巴巴集团控股有限公司 Password operation method, work key creation method, password service platform and equipment

Also Published As

Publication number Publication date
EP3780484A1 (en) 2021-02-17
TWI706658B (en) 2020-10-01
US11025415B2 (en) 2021-06-01
CN109347625B (en) 2020-04-24
US20210067326A1 (en) 2021-03-04
TW202011712A (en) 2020-03-16
WO2020042798A1 (en) 2020-03-05
EP3780484A4 (en) 2021-09-29
EP3780484B1 (en) 2023-06-07
EP3780484C0 (en) 2023-06-07
CN109347625A (en) 2019-02-15

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