DE60301147D1 - RC4 Verfahren zur Verschlüsselung von Paketen - Google Patents
RC4 Verfahren zur Verschlüsselung von PaketenInfo
- Publication number
- DE60301147D1 DE60301147D1 DE60301147T DE60301147T DE60301147D1 DE 60301147 D1 DE60301147 D1 DE 60301147D1 DE 60301147 T DE60301147 T DE 60301147T DE 60301147 T DE60301147 T DE 60301147T DE 60301147 D1 DE60301147 D1 DE 60301147D1
- Authority
- DE
- Germany
- Prior art keywords
- encrypting packets
- encrypting
- packets
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
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
- H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
- H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
-
- 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
- H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
-
- 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
- H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/038,295 US7006628B2 (en) | 2002-01-04 | 2002-01-04 | Efficient packet encryption method |
US38295 | 2002-01-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60301147D1 true DE60301147D1 (de) | 2005-09-08 |
DE60301147T2 DE60301147T2 (de) | 2006-06-08 |
Family
ID=21899121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60301147T Expired - Lifetime DE60301147T2 (de) | 2002-01-04 | 2003-01-03 | RC4 Verfahren zur Verschlüsselung von Paketen |
Country Status (5)
Country | Link |
---|---|
US (1) | US7006628B2 (de) |
EP (1) | EP1326367B1 (de) |
JP (2) | JP4020197B2 (de) |
CA (1) | CA2415508A1 (de) |
DE (1) | DE60301147T2 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7167476B1 (en) * | 2002-04-12 | 2007-01-23 | Juniper Networks, Inc. | Systems and methods for routing data in a network device |
JP2004133087A (ja) * | 2002-10-09 | 2004-04-30 | Sony Corp | ブロック暗号方法およびブロック暗号回路 |
JP3821086B2 (ja) * | 2002-11-01 | 2006-09-13 | ソニー株式会社 | ストリーミングシステム及びストリーミング方法、クライアント端末及びデータ復号方法、並びにプログラム |
US7457954B2 (en) * | 2003-06-18 | 2008-11-25 | Denso Corporation | Communications system and packet structure |
US7653810B2 (en) * | 2003-08-15 | 2010-01-26 | Venafi, Inc. | Method to automate the renewal of digital certificates |
US7831825B2 (en) * | 2004-03-19 | 2010-11-09 | Verizon Corporate Services Group Inc. | Packet-based and pseudo-packet based cryptographic communications systems and methods |
US8437475B2 (en) * | 2004-03-19 | 2013-05-07 | Verizon Corporate Services Group Inc. | Packet-based and pseudo-packet-based cryptographic synchronization systems and methods |
US7406595B1 (en) | 2004-05-05 | 2008-07-29 | The United States Of America As Represented By The Director, National Security Agency | Method of packet encryption that allows for pipelining |
US20050273853A1 (en) * | 2004-05-24 | 2005-12-08 | Toshiba America Research, Inc. | Quarantine networking |
US7620181B2 (en) * | 2005-04-20 | 2009-11-17 | Harris Corporation | Communications system with minimum error cryptographic resynchronization |
US8228917B2 (en) | 2005-04-26 | 2012-07-24 | Qualcomm Incorporated | Method and apparatus for ciphering and re-ordering packets in a wireless communication system |
US8447968B2 (en) * | 2005-10-28 | 2013-05-21 | Alcatel Lucent | Air-interface application layer security for wireless networks |
US8842834B2 (en) * | 2007-03-19 | 2014-09-23 | Harris Corporation | Robust delivery of packet based secure voice |
US8848924B2 (en) * | 2008-06-27 | 2014-09-30 | University Of Washington | Privacy-preserving location tracking for devices |
US8724548B2 (en) * | 2010-04-22 | 2014-05-13 | Qualcomm Incorporated | Counter check procedure for packet data transmission |
US10708246B1 (en) * | 2017-12-08 | 2020-07-07 | Amazon Technologies, Inc. | Extending cryptographic-key lifespan in network encryption protocols |
CN108377182A (zh) * | 2018-01-12 | 2018-08-07 | 电子科技大学 | 一种安全性强的rc4流密码生成装置及方法 |
US20200177540A1 (en) * | 2018-07-26 | 2020-06-04 | Secturion Systems, Inc. | In-line transmission control protocol processing engine using a systolic array |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3384434B2 (ja) * | 1995-12-08 | 2003-03-10 | 日本電信電話株式会社 | スクランブル通信方法及びシステム |
US6490354B2 (en) * | 1998-06-23 | 2002-12-03 | Microsoft Corporation | Lightweight word-oriented technique for generating a pseudo-random sequence for use in a keystream of a stream cipher |
US6549622B1 (en) * | 1998-11-23 | 2003-04-15 | Compaq Computer Corporation | System and method for a fast hardware implementation of RC4 |
JP2000315997A (ja) * | 1999-04-30 | 2000-11-14 | Toshiba Corp | 暗号通信方法及びノード装置 |
US20020044651A1 (en) * | 2000-05-16 | 2002-04-18 | Tuvell Walter E. | Method and apparatus for improving the security of cryptographic ciphers |
US7277542B2 (en) * | 2000-09-25 | 2007-10-02 | Broadcom Corporation | Stream cipher encryption application accelerator and methods thereof |
US6862354B1 (en) * | 2000-09-29 | 2005-03-01 | Cisco Technology, Inc. | Stream cipher encryption method and apparatus that can efficiently seek to arbitrary locations in a key stream |
US6990199B2 (en) * | 2001-06-12 | 2006-01-24 | Corrent Corporation | Apparatus and method for cipher processing system using multiple port memory and parallel read/write operations |
-
2002
- 2002-01-04 US US10/038,295 patent/US7006628B2/en not_active Expired - Lifetime
- 2002-12-27 JP JP2002382422A patent/JP4020197B2/ja not_active Expired - Fee Related
- 2002-12-30 CA CA002415508A patent/CA2415508A1/en not_active Abandoned
-
2003
- 2003-01-03 EP EP03250042A patent/EP1326367B1/de not_active Expired - Lifetime
- 2003-01-03 DE DE60301147T patent/DE60301147T2/de not_active Expired - Lifetime
-
2007
- 2007-02-23 JP JP2007044679A patent/JP2007140566A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2007140566A (ja) | 2007-06-07 |
US20030131233A1 (en) | 2003-07-10 |
EP1326367B1 (de) | 2005-08-03 |
CA2415508A1 (en) | 2003-07-04 |
EP1326367A1 (de) | 2003-07-09 |
US7006628B2 (en) | 2006-02-28 |
JP2003234732A (ja) | 2003-08-22 |
JP4020197B2 (ja) | 2007-12-12 |
DE60301147T2 (de) | 2006-06-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |