TWI488478B - 執行對稱加密的技術 - Google Patents

執行對稱加密的技術 Download PDF

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Publication number
TWI488478B
TWI488478B TW098114439A TW98114439A TWI488478B TW I488478 B TWI488478 B TW I488478B TW 098114439 A TW098114439 A TW 098114439A TW 98114439 A TW98114439 A TW 98114439A TW I488478 B TWI488478 B TW I488478B
Authority
TW
Taiwan
Prior art keywords
input
boolean functions
output
key
decryption engine
Prior art date
Application number
TW098114439A
Other languages
English (en)
Chinese (zh)
Other versions
TW200952438A (en
Inventor
艾司波夫伯瑞斯
Original Assignee
微軟公司
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 微軟公司 filed Critical 微軟公司
Publication of TW200952438A publication Critical patent/TW200952438A/zh
Application granted granted Critical
Publication of TWI488478B publication Critical patent/TWI488478B/zh

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Classifications

    • 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
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0435—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption
    • 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
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • 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
    • H04L2463/041—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00 using an encryption or decryption engine integrated in transmitted data

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Storage Device Security (AREA)
TW098114439A 2008-06-11 2009-04-30 執行對稱加密的技術 TWI488478B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/136,772 US8862893B2 (en) 2008-06-11 2008-06-11 Techniques for performing symmetric cryptography

Publications (2)

Publication Number Publication Date
TW200952438A TW200952438A (en) 2009-12-16
TWI488478B true TWI488478B (zh) 2015-06-11

Family

ID=41417332

Family Applications (1)

Application Number Title Priority Date Filing Date
TW098114439A TWI488478B (zh) 2008-06-11 2009-04-30 執行對稱加密的技術

Country Status (6)

Country Link
US (1) US8862893B2 (enExample)
EP (1) EP2286610B1 (enExample)
JP (1) JP5511803B2 (enExample)
CN (1) CN102067643B (enExample)
TW (1) TWI488478B (enExample)
WO (1) WO2009151793A2 (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100014673A1 (en) * 2008-07-21 2010-01-21 Electronics And Telecommunications Research Institute Radio frequency identification (rfid) authentication apparatus having authentication function and method thereof
US20130239224A1 (en) * 2008-08-06 2013-09-12 True Security Llc Method of locating a computing device
TWI408938B (zh) * 2009-12-30 2013-09-11 Univ Vanung Flexible multi - digit signature method
WO2017030621A1 (en) * 2015-05-27 2017-02-23 Rubicon Labs, Inc. Distributed and hierarchical device activation mechanisms
CN112507357B (zh) * 2020-12-09 2024-03-29 华南理工大学 一种基于密钥生成器的多级接口设计方法

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CN2847708Y (zh) * 2006-04-30 2006-12-13 中国工商银行股份有限公司 利用特征码对关键数据进行加/解密的安全系统
CN1952949A (zh) * 2006-09-22 2007-04-25 中山大学 一种基于改进的一次一密乱码本的软件保护方法

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US5778072A (en) * 1995-07-07 1998-07-07 Sun Microsystems, Inc. System and method to transparently integrate private key operations from a smart card with host-based encryption services
AU1690597A (en) * 1996-01-11 1997-08-01 Mitre Corporation, The System for controlling access and distribution of digital property
JPH10105620A (ja) 1996-09-26 1998-04-24 Sakura Ginkou:Kk データ通信のためのセキュリティシステム
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US20020048371A1 (en) * 2000-10-24 2002-04-25 Ryuichi Iwamura Method and system for secure digital decoder with secure key distribution
US7302571B2 (en) * 2001-04-12 2007-11-27 The Regents Of The University Of Michigan Method and system to maintain portable computer data secure and authentication token for use therein
JP2003223098A (ja) 2002-01-29 2003-08-08 Sony Corp ブーリアン・マトリクスに基づく暗号化処理方法、および復号処理方法、並びにデータ通信システム
US20030149869A1 (en) * 2002-02-01 2003-08-07 Paul Gleichauf Method and system for securely storing and trasmitting data by applying a one-time pad
JP2003302899A (ja) * 2002-04-11 2003-10-24 Sony Corp ブーリアン・マトリクスに基づく暗号化および復号処理方法、並びに装置
CN1487750A (zh) * 2002-09-30 2004-04-07 北京三星通信技术研究有限公司 多媒体广播与组播业务中密码的管理及分发方法
US7003117B2 (en) 2003-02-05 2006-02-21 Voltage Security, Inc. Identity-based encryption system for secure data distribution
KR100551992B1 (ko) 2003-03-25 2006-02-20 소프트포럼 주식회사 어플리케이션 데이터의 암호화 및 복호화 방법
US20050005100A1 (en) 2003-04-23 2005-01-06 Liqun Chen Cryptographic method and system
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US7366299B2 (en) * 2003-09-26 2008-04-29 International Business Machines Corporation Method for encrypting and decrypting data using derivative equations and factors
JP4895068B2 (ja) 2004-03-29 2012-03-14 株式会社ハイパーテック 処理装置及び処理方法
US7624269B2 (en) * 2004-07-09 2009-11-24 Voltage Security, Inc. Secure messaging system with derived keys
DE602005008101D1 (de) * 2004-09-24 2008-08-21 Synaptic Lab Ltd S-boxen
US7831833B2 (en) * 2005-04-22 2010-11-09 Citrix Systems, Inc. System and method for key recovery
US7437573B2 (en) * 2005-06-03 2008-10-14 Microsoft Corporation Secure unsent message storage pending server connection
US20070101438A1 (en) * 2005-10-28 2007-05-03 Gunasekaran Govindarajan Location-based authentication
US7853018B2 (en) 2005-11-10 2010-12-14 Atallah Mikhail J Method and apparatus for hiding a private key
WO2008001327A2 (en) 2006-06-30 2008-01-03 Koninklijke Philips Electronics N.V. Method and apparatus for encrypting/decrypting data

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2847708Y (zh) * 2006-04-30 2006-12-13 中国工商银行股份有限公司 利用特征码对关键数据进行加/解密的安全系统
CN1952949A (zh) * 2006-09-22 2007-04-25 中山大学 一种基于改进的一次一密乱码本的软件保护方法

Also Published As

Publication number Publication date
CN102067643A (zh) 2011-05-18
WO2009151793A3 (en) 2010-02-04
TW200952438A (en) 2009-12-16
JP5511803B2 (ja) 2014-06-04
EP2286610B1 (en) 2019-06-26
CN102067643B (zh) 2014-03-05
WO2009151793A2 (en) 2009-12-17
EP2286610A4 (en) 2015-04-08
EP2286610A2 (en) 2011-02-23
US20090319805A1 (en) 2009-12-24
JP2011523103A (ja) 2011-08-04
US8862893B2 (en) 2014-10-14

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