FI990808A - Förfarande och system i ett telefoncentralsystem - Google Patents

Förfarande och system i ett telefoncentralsystem Download PDF

Info

Publication number
FI990808A
FI990808A FI990808A FI990808A FI990808A FI 990808 A FI990808 A FI 990808A FI 990808 A FI990808 A FI 990808A FI 990808 A FI990808 A FI 990808A FI 990808 A FI990808 A FI 990808A
Authority
FI
Finland
Prior art keywords
encryption key
telephone exchange
encryption
user
password
Prior art date
Application number
FI990808A
Other languages
English (en)
Finnish (fi)
Other versions
FI990808A0 (sv
FI109499B (sv
Inventor
Jari Kuvaja
Sakari Molin
Sami Kilkkilae
Original Assignee
Nokia Networks Oy
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 Nokia Networks Oy filed Critical Nokia Networks Oy
Publication of FI990808A0 publication Critical patent/FI990808A0/sv
Priority to FI990808A priority Critical patent/FI109499B/sv
Priority to EP00660037A priority patent/EP1045567B1/en
Priority to ES00660037T priority patent/ES2251353T3/es
Priority to DE60023978T priority patent/DE60023978T2/de
Priority to AT00660037T priority patent/ATE310345T1/de
Priority to AU35626/00A priority patent/AU3562600A/en
Priority to JP2000611471A priority patent/JP3763742B2/ja
Priority to PCT/FI2000/000254 priority patent/WO2000062515A2/en
Priority to CN00806171.8A priority patent/CN1210933C/zh
Publication of FI990808A publication Critical patent/FI990808A/sv
Priority to US09/975,499 priority patent/US6813356B2/en
Application granted granted Critical
Publication of FI109499B publication Critical patent/FI109499B/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/38—Graded-service arrangements, i.e. some subscribers prevented from establishing certain connections
    • H04M3/382—Graded-service arrangements, i.e. some subscribers prevented from establishing certain connections using authorisation codes or passwords

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Telephone Function (AREA)
  • Storage Device Security (AREA)
  • Mobile Radio Communication Systems (AREA)
FI990808A 1999-04-13 1999-04-13 Förfarande och system i ett telefoncentralsystem FI109499B (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FI990808A FI109499B (sv) 1999-04-13 1999-04-13 Förfarande och system i ett telefoncentralsystem
AT00660037T ATE310345T1 (de) 1999-04-13 2000-03-01 Verfahren und system in einem fernsprechvermittlungssystem
ES00660037T ES2251353T3 (es) 1999-04-13 2000-03-01 Metodo y sistema en un sistema de central telefonica.
DE60023978T DE60023978T2 (de) 1999-04-13 2000-03-01 Verfahren und System in einem Fernsprechvermittlungssystem
EP00660037A EP1045567B1 (en) 1999-04-13 2000-03-01 Method and system in a telephone exchange system
AU35626/00A AU3562600A (en) 1999-04-13 2000-03-27 Method and system in a telephone exchange system
JP2000611471A JP3763742B2 (ja) 1999-04-13 2000-03-27 電話交換システムにおける方法及びシステム
PCT/FI2000/000254 WO2000062515A2 (en) 1999-04-13 2000-03-27 Method and system for updating information in a telefon exchange system
CN00806171.8A CN1210933C (zh) 1999-04-13 2000-03-27 电话交换系统中的方法和系统
US09/975,499 US6813356B2 (en) 1999-04-13 2001-10-10 Method and system in a telephone exchange system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI990808 1999-04-13
FI990808A FI109499B (sv) 1999-04-13 1999-04-13 Förfarande och system i ett telefoncentralsystem

Publications (3)

Publication Number Publication Date
FI990808A0 FI990808A0 (sv) 1999-04-13
FI990808A true FI990808A (sv) 2000-10-14
FI109499B FI109499B (sv) 2002-08-15

Family

ID=8554403

Family Applications (1)

Application Number Title Priority Date Filing Date
FI990808A FI109499B (sv) 1999-04-13 1999-04-13 Förfarande och system i ett telefoncentralsystem

Country Status (10)

Country Link
US (1) US6813356B2 (sv)
EP (1) EP1045567B1 (sv)
JP (1) JP3763742B2 (sv)
CN (1) CN1210933C (sv)
AT (1) ATE310345T1 (sv)
AU (1) AU3562600A (sv)
DE (1) DE60023978T2 (sv)
ES (1) ES2251353T3 (sv)
FI (1) FI109499B (sv)
WO (1) WO2000062515A2 (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE50308808D1 (de) * 2003-10-28 2008-01-24 Swisscom Mobile Ag Verfahren zur Selektion eines Verschlüsselungsalgorithmus sowie dafür geeignetes Mobilendgerät
CN100359908C (zh) * 2004-04-23 2008-01-02 哈尔滨工业大学 隐密电话
WO2005107129A1 (en) 2004-04-30 2005-11-10 Research In Motion Limited System and method for obtaining certificate status of subkeys
US7506164B2 (en) * 2004-08-09 2009-03-17 Research In Motion Limited Automated key management system and method
US20060236088A1 (en) * 2005-04-13 2006-10-19 Sbc Knowledge Ventures, L.P. Technique for encrypting communications
US7863866B2 (en) * 2007-10-23 2011-01-04 Sony Ericsson Mobile Communications Ab Activating batteries based on environmental conditions

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4972472A (en) 1985-03-15 1990-11-20 Tandem Computers Incorporated Method and apparatus for changing the master key in a cryptographic system
US5081677A (en) 1990-08-31 1992-01-14 International Business Machines Corp. Crypotographic key version control facility
US5325432A (en) * 1993-02-04 1994-06-28 Motorola, Inc. Method for updating encryption key information in communication units
JPH09319673A (ja) * 1996-05-27 1997-12-12 Matsushita Electric Works Ltd 暗号鍵更新方法およびそのシステム
CN1166240C (zh) * 1997-07-02 2004-09-08 西门子公司 移动无线电网的运行和维护系统
US6240184B1 (en) * 1997-09-05 2001-05-29 Rsa Security Inc. Password synchronization
US6097817A (en) * 1997-12-10 2000-08-01 Omnipoint Corporation Encryption and decryption in communication system with wireless trunk
US5991405A (en) * 1998-01-27 1999-11-23 Dsc Telecom, L.P. Method for dynamically updating cellular phone unique encryption keys

Also Published As

Publication number Publication date
EP1045567A2 (en) 2000-10-18
EP1045567B1 (en) 2005-11-16
WO2000062515A3 (en) 2001-01-11
WO2000062515A2 (en) 2000-10-19
ATE310345T1 (de) 2005-12-15
FI990808A0 (sv) 1999-04-13
ES2251353T3 (es) 2006-05-01
DE60023978D1 (de) 2005-12-22
FI109499B (sv) 2002-08-15
CN1347614A (zh) 2002-05-01
DE60023978T2 (de) 2006-08-03
EP1045567A3 (en) 2003-12-10
AU3562600A (en) 2000-11-14
US20020067830A1 (en) 2002-06-06
US6813356B2 (en) 2004-11-02
CN1210933C (zh) 2005-07-13
JP2002542675A (ja) 2002-12-10
JP3763742B2 (ja) 2006-04-05

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