CN102170636B - 用于计算共享加密密钥的方法和设备 - Google Patents
用于计算共享加密密钥的方法和设备 Download PDFInfo
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- CN102170636B CN102170636B CN201110048215.7A CN201110048215A CN102170636B CN 102170636 B CN102170636 B CN 102170636B CN 201110048215 A CN201110048215 A CN 201110048215A CN 102170636 B CN102170636 B CN 102170636B
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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
- H04L9/08—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
- H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
- H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols
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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
- H04L63/065—Network architectures or network communication protocols for network security for supporting key management in a packet data network for group communications
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- 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
- H04L2209/80—Wireless
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
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Abstract
Description
Claims (15)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10154786.7 | 2010-02-26 | ||
EP10154786A EP2363977B1 (en) | 2010-02-26 | 2010-02-26 | Methods and devices for computing a shared encryption key |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102170636A CN102170636A (zh) | 2011-08-31 |
CN102170636B true CN102170636B (zh) | 2014-05-14 |
Family
ID=42260390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110048215.7A Active CN102170636B (zh) | 2010-02-26 | 2011-02-25 | 用于计算共享加密密钥的方法和设备 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2363977B1 (zh) |
CN (1) | CN102170636B (zh) |
CA (1) | CA2731006C (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8510561B2 (en) | 2010-02-26 | 2013-08-13 | Research In Motion Limited | Methods and devices for computing a shared encryption key |
US8769288B2 (en) * | 2011-04-22 | 2014-07-01 | Alcatel Lucent | Discovery of security associations |
US9137659B2 (en) | 2013-04-25 | 2015-09-15 | FusionPipe Software Solutions Inc. | Method and system for decoupling user authentication and data encryption on mobile devices |
US9380044B2 (en) * | 2014-09-10 | 2016-06-28 | Cisco Technology, Inc. | Supporting differentiated secure communications among heterogeneous electronic devices |
US9860221B2 (en) * | 2015-03-10 | 2018-01-02 | Intel Corporation | Internet of things group formation using a key-based join protocol |
US10361844B2 (en) | 2015-04-20 | 2019-07-23 | Certicom Corp. | Generating cryptographic function parameters based on an observed astronomical event |
US10375070B2 (en) * | 2015-04-20 | 2019-08-06 | Certicom Corp. | Generating cryptographic function parameters from compact source code |
EP3704829B8 (en) * | 2017-10-31 | 2023-04-05 | Visa International Service Association | Cryptographic key generation system and method |
CN107733645B (zh) * | 2017-11-28 | 2021-03-19 | 苏州朗捷通智能科技有限公司 | 加密通信认证方法和系统 |
GB201803706D0 (en) | 2018-03-08 | 2018-04-25 | Nchain Holdings Ltd | Computer-implemented system and method |
GB201815396D0 (en) * | 2018-09-21 | 2018-11-07 | Nchain Holdings Ltd | Computer implemented system and method |
CN109245886A (zh) * | 2018-11-02 | 2019-01-18 | 美的集团股份有限公司 | 密钥协商方法、设备、存储介质以及系统 |
CN109873801B (zh) | 2018-12-12 | 2020-07-24 | 阿里巴巴集团控股有限公司 | 在用户和可信计算集群之间建立可信通道的方法、装置、存储介质及计算设备 |
CN109861980B (zh) | 2018-12-29 | 2020-08-04 | 阿里巴巴集团控股有限公司 | 一种建立可信计算集群的方法、装置、存储介质及计算设备 |
EP4135375A4 (en) * | 2020-04-24 | 2023-05-31 | Huawei Technologies Co., Ltd. | PAIRING METHOD AND WIRELESS DEVICE APPLYING TO A SHORT DISTANCE COMMUNICATION SYSTEM |
CN112511498B (zh) * | 2020-11-10 | 2022-08-26 | 新华三技术有限公司 | 一种数据加密、解密方法、装置及设备 |
CN118283607B (zh) * | 2024-06-04 | 2024-07-30 | 深圳市贝铂智能科技有限公司 | 智能翻译机的通话安全加密方法、装置以及智能翻译机 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101238677A (zh) * | 2005-07-19 | 2008-08-06 | 株式会社Ntt都科摩 | 使用以非一次一密加密进行加密的签名密钥的加密认证和/或共享加密密钥的建立、包括(但不限于)对可延展攻击具有改进安全性的技术 |
CN101563696A (zh) * | 2006-09-28 | 2009-10-21 | 惠普开发有限公司 | 用于改变共享加密密钥的系统和方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100888472B1 (ko) * | 2002-07-06 | 2009-03-12 | 삼성전자주식회사 | 이중키를 이용한 암호화방법 및 이를 위한 무선 랜 시스템 |
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2010
- 2010-02-26 EP EP10154786A patent/EP2363977B1/en active Active
-
2011
- 2011-02-03 CA CA2731006A patent/CA2731006C/en active Active
- 2011-02-25 CN CN201110048215.7A patent/CN102170636B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101238677A (zh) * | 2005-07-19 | 2008-08-06 | 株式会社Ntt都科摩 | 使用以非一次一密加密进行加密的签名密钥的加密认证和/或共享加密密钥的建立、包括(但不限于)对可延展攻击具有改进安全性的技术 |
CN101563696A (zh) * | 2006-09-28 | 2009-10-21 | 惠普开发有限公司 | 用于改变共享加密密钥的系统和方法 |
Non-Patent Citations (2)
Title |
---|
A Scalable Password-based Group Key Exchange Protocol in the Standard Model;MICHEL ABDALLA;《ADVANCES IN CRYPTOLOGY-PROCEEDINGS OF ASIACRYPT 2006》;20061206;1-11 * |
MICHEL ABDALLA.A Scalable Password-based Group Key Exchange Protocol in the Standard Model.《ADVANCES IN CRYPTOLOGY-PROCEEDINGS OF ASIACRYPT 2006》.2006,1-11. |
Also Published As
Publication number | Publication date |
---|---|
CA2731006A1 (en) | 2011-08-26 |
EP2363977A1 (en) | 2011-09-07 |
EP2363977B1 (en) | 2012-10-24 |
CA2731006C (en) | 2013-05-21 |
CN102170636A (zh) | 2011-08-31 |
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Effective date of registration: 20240523 Address after: Ai Erlandubailin Patentee after: Maliki Innovation Co.,Ltd. Country or region after: Ireland Address before: Voight, Ontario, Canada Patentee before: BlackBerry Ltd. Country or region before: Canada |