JPS6133194B2 - - Google Patents

Info

Publication number
JPS6133194B2
JPS6133194B2 JP53149786A JP14978678A JPS6133194B2 JP S6133194 B2 JPS6133194 B2 JP S6133194B2 JP 53149786 A JP53149786 A JP 53149786A JP 14978678 A JP14978678 A JP 14978678A JP S6133194 B2 JPS6133194 B2 JP S6133194B2
Authority
JP
Japan
Prior art keywords
key
data
signal
circuit
line
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
Application number
JP53149786A
Other languages
English (en)
Japanese (ja)
Other versions
JPS54116195A (en
Inventor
Furiidoritsuchi Aasamu Uiriamu
Kaaru Erandaa Robaato
Mikaeru Mateiasu Suteiibun
Haintsu Uiruherumu Meiyaa Kaaru
Rin Sumisu Jon
Reonaado Tatsukuman Uorutaa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of JPS54116195A publication Critical patent/JPS54116195A/ja
Publication of JPS6133194B2 publication Critical patent/JPS6133194B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
    • 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
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2107—File encryption
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2153—Using hardware token as a secondary aspect
    • 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)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Bioethics (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Databases & Information Systems (AREA)
  • Storage Device Security (AREA)
JP14978678A 1977-12-05 1978-12-05 Device for protecting data secret Granted JPS54116195A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/857,534 US4238854A (en) 1977-12-05 1977-12-05 Cryptographic file security for single domain networks

Publications (2)

Publication Number Publication Date
JPS54116195A JPS54116195A (en) 1979-09-10
JPS6133194B2 true JPS6133194B2 (enExample) 1986-07-31

Family

ID=25326215

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14978678A Granted JPS54116195A (en) 1977-12-05 1978-12-05 Device for protecting data secret

Country Status (5)

Country Link
US (1) US4238854A (enExample)
EP (1) EP0002579B1 (enExample)
JP (1) JPS54116195A (enExample)
CA (1) CA1124811A (enExample)
DE (1) DE2862311D1 (enExample)

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US5109413A (en) * 1986-11-05 1992-04-28 International Business Machines Corporation Manipulating rights-to-execute in connection with a software copy protection mechanism
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US4933971A (en) * 1989-03-14 1990-06-12 Tandem Computers Incorporated Method for encrypting transmitted data using a unique key
US5241597A (en) * 1991-02-01 1993-08-31 Motorola, Inc. Method for recovering from encryption key variable loss
US5276735A (en) * 1992-04-17 1994-01-04 Secure Computing Corporation Data enclave and trusted path system
US5596718A (en) * 1992-07-10 1997-01-21 Secure Computing Corporation Secure computer network using trusted path subsystem which encrypts/decrypts and communicates with user through local workstation user I/O devices without utilizing workstation processor
US5444782A (en) * 1993-03-09 1995-08-22 Uunet Technologies, Inc. Computer network encryption/decryption device
US5454039A (en) * 1993-12-06 1995-09-26 International Business Machines Corporation Software-efficient pseudorandom function and the use thereof for encryption
US5495533A (en) * 1994-04-29 1996-02-27 International Business Machines Corporation Personal key archive
US5757924A (en) * 1995-09-18 1998-05-26 Digital Secured Networks Techolognies, Inc. Network security device which performs MAC address translation without affecting the IP address
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DE19629856A1 (de) * 1996-07-24 1998-01-29 Ibm Verfahren und System zum sicheren Übertragen und Speichern von schützbaren Informationen
WO1998032065A2 (en) 1997-01-03 1998-07-23 Fortress Technologies, Inc. Improved network security device
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US6249866B1 (en) * 1997-09-16 2001-06-19 Microsoft Corporation Encrypting file system and method
US7096358B2 (en) * 1998-05-07 2006-08-22 Maz Technologies, Inc. Encrypting file system
JP4427693B2 (ja) * 1998-10-02 2010-03-10 ソニー株式会社 データ処理装置および方法、並びにデータ復号処理装置および方法
US6985583B1 (en) * 1999-05-04 2006-01-10 Rsa Security Inc. System and method for authentication seed distribution
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US6986052B1 (en) * 2000-06-30 2006-01-10 Intel Corporation Method and apparatus for secure execution using a secure memory partition
US7010689B1 (en) 2000-08-21 2006-03-07 International Business Machines Corporation Secure data storage and retrieval in a client-server environment
US6947556B1 (en) 2000-08-21 2005-09-20 International Business Machines Corporation Secure data storage and retrieval with key management and user authentication
US8006280B1 (en) 2001-12-12 2011-08-23 Hildebrand Hal S Security system for generating keys from access rules in a decentralized manner and methods therefor
US7921284B1 (en) 2001-12-12 2011-04-05 Gary Mark Kinghorn Method and system for protecting electronic data in enterprise environment
US7260555B2 (en) 2001-12-12 2007-08-21 Guardian Data Storage, Llc Method and architecture for providing pervasive security to digital assets
US10033700B2 (en) 2001-12-12 2018-07-24 Intellectual Ventures I Llc Dynamic evaluation of access rights
US7178033B1 (en) * 2001-12-12 2007-02-13 Pss Systems, Inc. Method and apparatus for securing digital assets
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US7921450B1 (en) 2001-12-12 2011-04-05 Klimenty Vainstein Security system using indirect key generation from access rules and methods therefor
US10360545B2 (en) 2001-12-12 2019-07-23 Guardian Data Storage, Llc Method and apparatus for accessing secured electronic data off-line
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US7921288B1 (en) 2001-12-12 2011-04-05 Hildebrand Hal S System and method for providing different levels of key security for controlling access to secured items
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US7950066B1 (en) 2001-12-21 2011-05-24 Guardian Data Storage, Llc Method and system for restricting use of a clipboard application
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US7773754B2 (en) * 2002-07-08 2010-08-10 Broadcom Corporation Key management system and method
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US9064281B2 (en) 2002-10-31 2015-06-23 Mastercard Mobile Transactions Solutions, Inc. Multi-panel user interface
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US7181016B2 (en) * 2003-01-27 2007-02-20 Microsoft Corporation Deriving a symmetric key from an asymmetric key for file encryption or decryption
JP4891521B2 (ja) * 2003-03-28 2012-03-07 三洋電機株式会社 データ入出力方法、およびその方法を利用可能な記憶装置およびホスト装置
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US7703140B2 (en) 2003-09-30 2010-04-20 Guardian Data Storage, Llc Method and system for securing digital assets using process-driven security policies
US8127366B2 (en) 2003-09-30 2012-02-28 Guardian Data Storage, Llc Method and apparatus for transitioning between states of security policies used to secure electronic documents
US6947493B2 (en) * 2003-10-10 2005-09-20 Atmel Corporation Dual phase pulse modulation decoder circuit
WO2005036805A2 (en) * 2003-10-10 2005-04-21 Atmel Corporation Dual phase pulse modulation system
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JP4930028B2 (ja) * 2006-12-13 2012-05-09 ソニー株式会社 情報処理装置、情報処理方法、プログラム
CN101661546B (zh) * 2008-08-28 2012-12-19 深圳富泰宏精密工业有限公司 在手持行动电子装置中进行文件加密的系统及方法
US8687814B2 (en) * 2011-05-20 2014-04-01 Citrix Systems, Inc. Securing encrypted virtual hard disks
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Also Published As

Publication number Publication date
DE2862311D1 (en) 1983-10-06
US4238854A (en) 1980-12-09
JPS54116195A (en) 1979-09-10
CA1124811A (en) 1982-06-01
EP0002579A1 (en) 1979-06-27
EP0002579B1 (en) 1983-08-31

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