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DE69202682D1 - System und Verfahren zur Detektieren der unerlaubten Benutzung von Identifizierern für Rechnerzugriff. - Google Patents

System und Verfahren zur Detektieren der unerlaubten Benutzung von Identifizierern für Rechnerzugriff.

Info

Publication number
DE69202682D1
DE69202682D1 DE69202682T DE69202682T DE69202682D1 DE 69202682 D1 DE69202682 D1 DE 69202682D1 DE 69202682 T DE69202682 T DE 69202682T DE 69202682 T DE69202682 T DE 69202682T DE 69202682 D1 DE69202682 D1 DE 69202682D1
Authority
DE
Germany
Prior art keywords
identifiers
detecting
unauthorized use
computer access
access
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 - Fee Related
Application number
DE69202682T
Other languages
English (en)
Other versions
DE69202682T2 (de
Inventor
Tetsuya Kikuchi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69202682D1 publication Critical patent/DE69202682D1/de
Publication of DE69202682T2 publication Critical patent/DE69202682T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06F21/313—User authentication using a call-back technique via a telephone network
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S379/00—Telephonic communications
    • Y10S379/903—Password

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
DE69202682T 1991-11-07 1992-11-03 System und Verfahren zur Detektieren der unerlaubten Benutzung von Identifizierern für Rechnerzugriff. Expired - Fee Related DE69202682T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3291077A JPH0712172B2 (ja) 1991-11-07 1991-11-07 通信における識別子盗用検出方法

Publications (2)

Publication Number Publication Date
DE69202682D1 true DE69202682D1 (de) 1995-06-29
DE69202682T2 DE69202682T2 (de) 1995-09-28

Family

ID=17764137

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69202682T Expired - Fee Related DE69202682T2 (de) 1991-11-07 1992-11-03 System und Verfahren zur Detektieren der unerlaubten Benutzung von Identifizierern für Rechnerzugriff.

Country Status (5)

Country Link
US (1) US5365580A (de)
EP (1) EP0541435B1 (de)
JP (1) JPH0712172B2 (de)
KR (1) KR960005440B1 (de)
DE (1) DE69202682T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5469497A (en) * 1993-01-19 1995-11-21 Teledebit Networked interactive call management subsystems with prevention of simultaneous use of a single account number
US5602906A (en) * 1993-04-30 1997-02-11 Sprint Communications Company L.P. Toll fraud detection system
US5590181A (en) * 1993-10-15 1996-12-31 Link Usa Corporation Call-processing system and method
US5996028A (en) * 1994-07-27 1999-11-30 Casio Computer Co., Ltd. Communication apparatus containing plurality of identification codes and operable for specific user based on identification code and private information stored in detachable recording medium
JP2866310B2 (ja) * 1994-08-05 1999-03-08 ケイディディ株式会社 国際電話着信規制装置
US6327345B1 (en) * 1994-09-16 2001-12-04 Mci Communications Corporation Method and system therefor of establishing an acceptance threshold for controlling fraudulent telephone calls
US5666405A (en) * 1995-07-14 1997-09-09 At&T True family telecommunication service
SE9504231L (sv) 1995-11-27 1997-05-28 Ericsson Telefon Ab L M Kösystem för överföring av informatonspaket
US5729599A (en) * 1996-06-11 1998-03-17 U S West, Inc. Method and system of forwarding calls in a remote access call forwarding service of a telephone system
US5852653A (en) * 1996-08-23 1998-12-22 Reel; John Steven Communications line security device
SE520137C2 (sv) * 1997-03-11 2003-06-03 Ericsson Telefon Ab L M Metod och anordning för att från en Internetansluten dator sända sitt telefonnummer till en uppringd telefon med hjälp av en tjänst i en nod
SE9700871L (sv) * 1997-03-11 1998-09-12 Ericsson Telefon Ab L M Registration protocol
US6018570A (en) * 1997-05-12 2000-01-25 Nynex Science And Technology Inc. Methods and apparatus for regulating the remote ordering, authorization, access and control of services and service features associated with a terminal
US6738814B1 (en) * 1998-03-18 2004-05-18 Cisco Technology, Inc. Method for blocking denial of service and address spoofing attacks on a private network
JP2000004307A (ja) * 1998-06-15 2000-01-07 Sharp Corp データ通信装置および通信制御プログラムを記憶する媒体
JP3591336B2 (ja) * 1998-10-30 2004-11-17 松下電器産業株式会社 ファクシミリ装置
US6954775B1 (en) 1999-01-15 2005-10-11 Cisco Technology, Inc. Parallel intrusion detection sensors with load balancing for high speed networks
JP3805986B2 (ja) * 1999-03-16 2006-08-09 富士通株式会社 情報処理装置、情報処理装置制御方法及び記憶媒体
EP1171809A1 (de) * 1999-03-31 2002-01-16 BRITISH TELECOMMUNICATIONS public limited company Kennwortschutz
EP1065581A1 (de) * 1999-07-02 2001-01-03 BRITISH TELECOMMUNICATIONS public limited company Kennwortschutz
JP2001036636A (ja) * 1999-07-19 2001-02-09 Aiwa Co Ltd 通信制御方法および通信端末装置
JP2001188738A (ja) * 1999-10-21 2001-07-10 Vision Arts Kk 情報提供システム及び情報提供方法、識別情報付加装置及び識別情報付加プログラムを記録したコンピュータ読み取り可能な記録媒体、情報提供サーバ装置及び情報提供プログラムを記録したコンピュータ読み取り可能な記録媒体、情報利用端末及び情報利用プログラムを記録したコンピュータ読み取り可能な記録媒体、課金装置
US6694001B1 (en) * 2000-11-07 2004-02-17 Agilent Technologies, Inc. Detection of carrier mis-routing in telephone systems
US7325065B1 (en) * 2001-12-21 2008-01-29 Aol Llc, A Delaware Limited Liability Company Identifying unauthorized communication systems using a system-specific identifier
US8239942B2 (en) 2002-12-30 2012-08-07 Cisco Technology, Inc. Parallel intrusion detection sensors with load balancing for high speed networks
GB2405287A (en) * 2003-08-20 2005-02-23 Siemens Ag A telecommunications service access control method
GR1008049B (el) * 2012-07-19 2013-12-03 Θεοδωρος Παντελη Χατζηπαντελης Συστημα αναγνωρισης -ανιχνευσης -εντοπισμου και ενημερωσης
KR101674566B1 (ko) * 2015-01-22 2016-11-09 주식회사 엔씨소프트 온라인 서비스에서의 계정 보호 방법 및 그 시스템

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4531023A (en) * 1982-08-13 1985-07-23 Hlf Corporation Computer security system for a time shared computer accessed over telephone lines
JPS6253063A (ja) * 1985-09-02 1987-03-07 Nec Corp 発信端末装置確認方式
JPS6253061A (ja) * 1985-09-02 1987-03-07 Nec Corp 不正アクセス防止方法
US5003595A (en) * 1989-08-29 1991-03-26 At&T Bell Laboratories Secure dial access to computer systems
JPH03238945A (ja) * 1990-02-16 1991-10-24 Nec Corp データ通信用変復調装置

Also Published As

Publication number Publication date
KR930011471A (ko) 1993-06-24
EP0541435A1 (de) 1993-05-12
KR960005440B1 (ko) 1996-04-25
JPH05130096A (ja) 1993-05-25
JPH0712172B2 (ja) 1995-02-08
EP0541435B1 (de) 1995-05-24
DE69202682T2 (de) 1995-09-28
US5365580A (en) 1994-11-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee