DE60233920D1 - Verfahren und Vorrichtung zur Beschleunigung einer ARC4-Verarbeitung - Google Patents
Verfahren und Vorrichtung zur Beschleunigung einer ARC4-VerarbeitungInfo
- Publication number
- DE60233920D1 DE60233920D1 DE60233920T DE60233920T DE60233920D1 DE 60233920 D1 DE60233920 D1 DE 60233920D1 DE 60233920 T DE60233920 T DE 60233920T DE 60233920 T DE60233920 T DE 60233920T DE 60233920 D1 DE60233920 D1 DE 60233920D1
- Authority
- DE
- Germany
- Prior art keywords
- arc4
- accelerating
- processing
- arc4 processing
- accelerating arc4
- 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
-
- 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
- H04L2209/12—Details relating to cryptographic hardware or logic circuitry
- H04L2209/125—Parallelization or pipelining, e.g. for accelerating processing of cryptographic operations
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Storage Device Security (AREA)
- Memory System Of A Hierarchy Structure (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US31468401P | 2001-08-24 | 2001-08-24 | |
US10/026,109 US7403615B2 (en) | 2001-08-24 | 2001-12-20 | Methods and apparatus for accelerating ARC4 processing |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60233920D1 true DE60233920D1 (de) | 2009-11-19 |
Family
ID=26700796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60233920T Expired - Lifetime DE60233920D1 (de) | 2001-08-24 | 2002-07-08 | Verfahren und Vorrichtung zur Beschleunigung einer ARC4-Verarbeitung |
Country Status (3)
Country | Link |
---|---|
US (1) | US7403615B2 (de) |
EP (1) | EP1289188B1 (de) |
DE (1) | DE60233920D1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7277542B2 (en) * | 2000-09-25 | 2007-10-02 | Broadcom Corporation | Stream cipher encryption application accelerator and methods thereof |
US20020061107A1 (en) * | 2000-09-25 | 2002-05-23 | Tham Terry K. | Methods and apparatus for implementing a cryptography engine |
US7295672B2 (en) | 2003-07-11 | 2007-11-13 | Sun Microsystems, Inc. | Method and apparatus for fast RC4-like encryption |
CN100499451C (zh) * | 2003-08-26 | 2009-06-10 | 中兴通讯股份有限公司 | 网络通信安全处理器及其数据处理方法 |
US7653196B2 (en) | 2004-04-27 | 2010-01-26 | Intel Corporation | Apparatus and method for performing RC4 ciphering |
US7602905B2 (en) * | 2004-09-01 | 2009-10-13 | Texas Instruments Incorporated | Processes, circuits, devices, and systems for encryption and decryption and other purposes, and processes of making |
IL187038A0 (en) * | 2007-10-30 | 2008-02-09 | Sandisk Il Ltd | Secure data processing for unaligned data |
US8533456B2 (en) | 2010-10-07 | 2013-09-10 | King Saud University | Accelerating stream cipher operations using single and grid systems |
WO2013100965A1 (en) * | 2011-12-28 | 2013-07-04 | Intel Corporation | A low-overhead cryptographic method and apparatus for providing memory confidentiality, integrity and replay protection |
US8819455B2 (en) | 2012-10-05 | 2014-08-26 | Intel Corporation | Parallelized counter tree walk for low overhead memory replay protection |
US9442864B2 (en) | 2013-12-27 | 2016-09-13 | Intel Corporation | Bridging circuitry between a memory controller and request agents in a system having multiple system memory protection schemes |
US10185842B2 (en) | 2015-03-18 | 2019-01-22 | Intel Corporation | Cache and data organization for memory protection |
US9798900B2 (en) | 2015-03-26 | 2017-10-24 | Intel Corporation | Flexible counter system for memory protection |
US10528485B2 (en) | 2016-09-30 | 2020-01-07 | Intel Corporation | Method and apparatus for sharing security metadata memory space |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5870474A (en) | 1995-12-04 | 1999-02-09 | Scientific-Atlanta, Inc. | Method and apparatus for providing conditional access in connection-oriented, interactive networks with a multiplicity of service providers |
US4737933A (en) | 1983-02-22 | 1988-04-12 | Storage Technology Partners | CMOS multiport general purpose register |
US4719596A (en) | 1986-03-19 | 1988-01-12 | International Business Machines Corporation | Register providing simultaneous reading and writing to multiple ports |
US4998221A (en) * | 1989-10-31 | 1991-03-05 | International Business Machines Corporation | Memory by-pass for write through read operations |
US5297206A (en) | 1992-03-19 | 1994-03-22 | Orton Glenn A | Cryptographic method for communication and electronic signatures |
US5936967A (en) | 1994-10-17 | 1999-08-10 | Lucent Technologies, Inc. | Multi-channel broadband adaptation processing |
US5796836A (en) | 1995-04-17 | 1998-08-18 | Secure Computing Corporation | Scalable key agile cryptography |
US5943338A (en) | 1996-08-19 | 1999-08-24 | 3Com Corporation | Redundant ATM interconnect mechanism |
US6111858A (en) | 1997-02-18 | 2000-08-29 | Virata Limited | Proxy-controlled ATM subnetwork |
US6289418B1 (en) * | 1997-03-31 | 2001-09-11 | Sun Microsystems, Inc. | Address pipelined stack caching method |
US6216167B1 (en) | 1997-10-31 | 2001-04-10 | Nortel Networks Limited | Efficient path based forwarding and multicast forwarding |
JPH11213671A (ja) | 1998-01-21 | 1999-08-06 | Toshiba Corp | 半導体集積回路装置及びイニシャライズ回路内蔵ram |
US6088800A (en) | 1998-02-27 | 2000-07-11 | Mosaid Technologies, Incorporated | Encryption processor with shared memory interconnect |
US6549622B1 (en) * | 1998-11-23 | 2003-04-15 | Compaq Computer Corporation | System and method for a fast hardware implementation of RC4 |
US6694430B1 (en) * | 1999-03-05 | 2004-02-17 | Symbol Technologies, Inc. | Data encryption integrated circuit with on-board dual-use memory |
US7069406B2 (en) * | 1999-07-02 | 2006-06-27 | Integrated Device Technology, Inc. | Double data rate synchronous SRAM with 100% bus utilization |
US7177421B2 (en) | 2000-04-13 | 2007-02-13 | Broadcom Corporation | Authentication engine architecture and method |
US7277542B2 (en) * | 2000-09-25 | 2007-10-02 | Broadcom Corporation | Stream cipher encryption application accelerator and methods thereof |
US6873707B1 (en) * | 2000-09-28 | 2005-03-29 | Cisco Technology, Inc. | Hardware-based encryption/decryption employing cycle stealing |
US7006634B1 (en) * | 2000-09-28 | 2006-02-28 | Cisco Technology, Inc. | Hardware-based encryption/decryption employing dual ported key storage |
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 |
US7653196B2 (en) * | 2004-04-27 | 2010-01-26 | Intel Corporation | Apparatus and method for performing RC4 ciphering |
-
2001
- 2001-12-20 US US10/026,109 patent/US7403615B2/en not_active Expired - Fee Related
-
2002
- 2002-07-08 EP EP02254773A patent/EP1289188B1/de not_active Expired - Lifetime
- 2002-07-08 DE DE60233920T patent/DE60233920D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1289188A2 (de) | 2003-03-05 |
US7403615B2 (en) | 2008-07-22 |
EP1289188A3 (de) | 2003-07-16 |
US20030044007A1 (en) | 2003-03-06 |
EP1289188B1 (de) | 2009-10-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |