JPS5786964A - Secrecy security system of electronic computer system - Google Patents

Secrecy security system of electronic computer system

Info

Publication number
JPS5786964A
JPS5786964A JP55161990A JP16199080A JPS5786964A JP S5786964 A JPS5786964 A JP S5786964A JP 55161990 A JP55161990 A JP 55161990A JP 16199080 A JP16199080 A JP 16199080A JP S5786964 A JPS5786964 A JP S5786964A
Authority
JP
Japan
Prior art keywords
computer system
user
manager
master key
secret number
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.)
Pending
Application number
JP55161990A
Other languages
English (en)
Inventor
Fumio Matsuyama
Takeaki Matsuoka
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP55161990A priority Critical patent/JPS5786964A/ja
Publication of JPS5786964A publication Critical patent/JPS5786964A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
JP55161990A 1980-11-19 1980-11-19 Secrecy security system of electronic computer system Pending JPS5786964A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55161990A JPS5786964A (en) 1980-11-19 1980-11-19 Secrecy security system of electronic computer system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55161990A JPS5786964A (en) 1980-11-19 1980-11-19 Secrecy security system of electronic computer system

Publications (1)

Publication Number Publication Date
JPS5786964A true JPS5786964A (en) 1982-05-31

Family

ID=15745932

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55161990A Pending JPS5786964A (en) 1980-11-19 1980-11-19 Secrecy security system of electronic computer system

Country Status (1)

Country Link
JP (1) JPS5786964A (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS603748A (ja) * 1983-06-22 1985-01-10 Toshiba Corp コントロ−ラ用メモリの照合方法
JPS61115150A (ja) * 1984-11-09 1986-06-02 Nec Corp フアイルの機密保護方式
JPS61501291A (ja) * 1984-02-22 1986-06-26 ゴ−デイアン　システムズ　インコ−ポレイテツド コンピュ−タ・ソフトウエアへのアクセスを制御する固体状キ−
JPH01224858A (ja) * 1988-03-04 1989-09-07 M M J:Kk コンピュータの不正アクセス防止方法及びそれに用いるボード装置
WO1990013192A1 (en) * 1989-04-20 1990-11-01 Tecnomen Oy Method for the protection of a telecommunication link
WO1990014962A1 (en) * 1989-06-05 1990-12-13 Ntt Data Communications Systems Corporation Ic card for security attestation and ic card service system using said ic card

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS603748A (ja) * 1983-06-22 1985-01-10 Toshiba Corp コントロ−ラ用メモリの照合方法
JPS61501291A (ja) * 1984-02-22 1986-06-26 ゴ−デイアン　システムズ　インコ−ポレイテツド コンピュ−タ・ソフトウエアへのアクセスを制御する固体状キ−
JPS61115150A (ja) * 1984-11-09 1986-06-02 Nec Corp フアイルの機密保護方式
JPH01224858A (ja) * 1988-03-04 1989-09-07 M M J:Kk コンピュータの不正アクセス防止方法及びそれに用いるボード装置
WO1990013192A1 (en) * 1989-04-20 1990-11-01 Tecnomen Oy Method for the protection of a telecommunication link
WO1990014962A1 (en) * 1989-06-05 1990-12-13 Ntt Data Communications Systems Corporation Ic card for security attestation and ic card service system using said ic card

Similar Documents

Publication Publication Date Title
DE69531099D1 (de) Schnittstelleneinrichtung und -verfahren zum verbinden eines verschlüsselungsmoduls mit einem personalcomputer
EP0265183A3 (en) Billing system for computer software
DE60036112D1 (de) Serverunterstützte wiedergewinnung eines starken geheimnisses aus einem schwachen geheimnis
JPS5786964A (en) Secrecy security system of electronic computer system
JPS5518797A (en) Cipher microprocessor excuting cipher coded program
JPS54842A (en) Change calculating system
JPS5759248A (en) Prevention device for surreptitious use of program
JPS5410099A (en) Electronic key
EP0354771A3 (en) Personal identification number processing using control vectors
JPS57193861A (en) Method and device for key number input
Westin New issues of computer privacy in the eighties.
MICHEL The National Scientific and Technical Information Bureau
Fuschini et al. The use of a checker board counter in blocking experiments
JPS5289430A (en) Information protection method
van der Veen Serial versus parallel keying behaviour
Gueguen A typology of the model as used in signal processing
JPS57117065A (en) Vector processing system
Chen Techniques of key distribution and management in database encryption
Nanda et al. An interactive decisional algorithm for facility planning.
JPS53105329A (en) Key input system
JPS52130522A (en) Electromagnetic couplig type data input unit
Kashirskii Analysis of electron circuits in the p-region and the calculation of circuit functions
Gaines Protection
Belenkii et al. Invariant properties of the stage of relaxation and slow motion of multivibrators
Lemnitzer The Joint Chiefs of Staff and National Security