KR940006171B1 - 변복조장치통신의 사용자 확인방법 및 그의 확인시스템 - Google Patents

변복조장치통신의 사용자 확인방법 및 그의 확인시스템 Download PDF

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Publication number
KR940006171B1
KR940006171B1 KR1019870003657A KR870003657A KR940006171B1 KR 940006171 B1 KR940006171 B1 KR 940006171B1 KR 1019870003657 A KR1019870003657 A KR 1019870003657A KR 870003657 A KR870003657 A KR 870003657A KR 940006171 B1 KR940006171 B1 KR 940006171B1
Authority
KR
South Korea
Prior art keywords
user
demodulation device
host
modulation
host side
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
KR1019870003657A
Other languages
English (en)
Korean (ko)
Other versions
KR870010708A (ko
Inventor
히로시 니시노
Original Assignee
가부시끼가이샤 뮤우콤
구로다 기요시
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
Priority claimed from JP61089123A external-priority patent/JPS62245763A/ja
Priority claimed from JP61242144A external-priority patent/JPS6397034A/ja
Application filed by 가부시끼가이샤 뮤우콤, 구로다 기요시 filed Critical 가부시끼가이샤 뮤우콤
Publication of KR870010708A publication Critical patent/KR870010708A/ko
Application granted granted Critical
Publication of KR940006171B1 publication Critical patent/KR940006171B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • 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
    • G06F21/30—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

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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Communication Control (AREA)
  • Telephonic Communication Services (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Computer And Data Communications (AREA)
  • Storage Device Security (AREA)
KR1019870003657A 1986-04-17 1987-04-16 변복조장치통신의 사용자 확인방법 및 그의 확인시스템 Expired - Fee Related KR940006171B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP???61-89123 1986-04-17
JP89123 1986-04-17
JP61089123A JPS62245763A (ja) 1986-04-17 1986-04-17 セキユリテイ−機能を有するコンピユ−タ−間通信の接続手順及び装置
JP242144 1986-10-14
JP61242144A JPS6397034A (ja) 1986-10-14 1986-10-14 モデム通信のユ−ザ−確認方法及びその確認システム
JP???61-242144 1986-10-14

Publications (2)

Publication Number Publication Date
KR870010708A KR870010708A (ko) 1987-11-30
KR940006171B1 true KR940006171B1 (ko) 1994-07-08

Family

ID=26430557

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870003657A Expired - Fee Related KR940006171B1 (ko) 1986-04-17 1987-04-16 변복조장치통신의 사용자 확인방법 및 그의 확인시스템

Country Status (9)

Country Link
US (1) US4831648A (https=)
EP (1) EP0242808B1 (https=)
KR (1) KR940006171B1 (https=)
AT (1) ATE85851T1 (https=)
CA (1) CA1286744C (https=)
DE (2) DE3784183T2 (https=)
ES (1) ES2000249T3 (https=)
GR (2) GR880300083T1 (https=)
HK (1) HK104496A (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5131025A (en) * 1987-11-25 1992-07-14 Omron Tateisi Electronics Co. Intelligent modem system which determines proper access thereto
US5191323A (en) * 1988-12-13 1993-03-02 International Business Machines Corporation Remote power on control device
GB8905044D0 (en) * 1989-03-06 1989-04-19 Ellis Chris K Security device to limit remote access to computer over a telecommunication network
GB2268602A (en) * 1992-06-25 1994-01-12 Mitac Ltd Enhancing security of data transfer
US5311596A (en) * 1992-08-31 1994-05-10 At&T Bell Laboratories Continuous authentication using an in-band or out-of-band side channel
US5351287A (en) * 1992-12-11 1994-09-27 Bell Communications Research, Inc. Method and apparatus for data evidence collection
US5471519A (en) * 1993-02-26 1995-11-28 Bellsouth Corporation Communications monitoring and control system
US5495521A (en) * 1993-11-12 1996-02-27 At&T Corp. Method and means for preventing fraudulent use of telephone network
US5590171A (en) * 1994-07-07 1996-12-31 Bellsouth Corporation Method and apparatus for communications monitoring
US5983271A (en) * 1997-02-06 1999-11-09 Paradyne Corporation Method for processing asynchronous low-level protocols in a communication device to off load the main processor
US7231045B1 (en) * 1999-08-30 2007-06-12 Intel Corporation Secure transaction modem storing unique indicia

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4430728A (en) * 1981-12-29 1984-02-07 Marathon Oil Company Computer terminal security system
US4520233A (en) * 1982-04-16 1985-05-28 Omnicom Engineering Telephone line security apparatus
US4531023A (en) * 1982-08-13 1985-07-23 Hlf Corporation Computer security system for a time shared computer accessed over telephone lines
US4626623A (en) * 1984-09-07 1986-12-02 Lahaye Joseph G Method and apparatus for telephone access security
GB2168831B (en) * 1984-11-13 1988-04-27 Dowty Information Services Lim Password-protected data link
US4685124A (en) * 1985-04-30 1987-08-04 Data General Corporation Microprocessor based control and switching device
US4679226A (en) * 1985-06-17 1987-07-07 Alltel Corporation Computer security guard circuit

Also Published As

Publication number Publication date
ATE85851T1 (de) 1993-03-15
EP0242808B1 (en) 1993-02-17
ES2000249A4 (es) 1988-02-01
KR870010708A (ko) 1987-11-30
HK104496A (en) 1996-06-21
GR880300083T1 (en) 1988-10-21
GR3007101T3 (https=) 1993-07-30
DE242808T1 (de) 1988-02-25
US4831648A (en) 1989-05-16
CA1286744C (en) 1991-07-23
DE3784183D1 (de) 1993-03-25
ES2000249T3 (es) 1993-07-16
DE3784183T2 (de) 1993-07-29
EP0242808A1 (en) 1987-10-28

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