DE60026439D1 - System und Verfahren zur Übertragung der Befugnis , Nachrichten zu entschüsseln in einem symmetrischen Kodierungsschema - Google Patents

System und Verfahren zur Übertragung der Befugnis , Nachrichten zu entschüsseln in einem symmetrischen Kodierungsschema

Info

Publication number
DE60026439D1
DE60026439D1 DE60026439T DE60026439T DE60026439D1 DE 60026439 D1 DE60026439 D1 DE 60026439D1 DE 60026439 T DE60026439 T DE 60026439T DE 60026439 T DE60026439 T DE 60026439T DE 60026439 D1 DE60026439 D1 DE 60026439D1
Authority
DE
Germany
Prior art keywords
delegating
power
coding scheme
message messages
encoding
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 - Lifetime
Application number
DE60026439T
Other languages
English (en)
Other versions
DE60026439T2 (de
Inventor
Xin Wang
Thanh T Ta
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.)
Contentguard Holdings Inc
Original Assignee
Contentguard Holdings Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23863982&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60026439(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US09/469,487 external-priority patent/US6859533B1/en
Application filed by Contentguard Holdings Inc filed Critical Contentguard Holdings Inc
Application granted granted Critical
Publication of DE60026439D1 publication Critical patent/DE60026439D1/de
Publication of DE60026439T2 publication Critical patent/DE60026439T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • 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
    • H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
    • 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
    • H04L2209/60—Digital content management, e.g. content distribution
    • 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
    • H04L2209/76—Proxy, i.e. using intermediary entity to perform cryptographic operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Facsimile Transmission Control (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
DE60026439T 1999-12-21 2000-12-21 System und Verfahren zur Übertragung der Befugnis, Nachrichten zu entschüsseln in einem symmetrischen Kodierungsschema Expired - Lifetime DE60026439T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/469,487 US6859533B1 (en) 1999-04-06 1999-12-21 System and method for transferring the right to decode messages in a symmetric encoding scheme
US469487 1999-12-21

Publications (2)

Publication Number Publication Date
DE60026439D1 true DE60026439D1 (de) 2006-05-04
DE60026439T2 DE60026439T2 (de) 2006-08-24

Family

ID=23863982

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60026439T Expired - Lifetime DE60026439T2 (de) 1999-12-21 2000-12-21 System und Verfahren zur Übertragung der Befugnis, Nachrichten zu entschüsseln in einem symmetrischen Kodierungsschema

Country Status (5)

Country Link
EP (1) EP1130843B1 (de)
JP (1) JP2001209306A (de)
AT (1) ATE320122T1 (de)
DE (1) DE60026439T2 (de)
ES (1) ES2259592T3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3864249B2 (ja) 2002-06-04 2006-12-27 インターナショナル・ビジネス・マシーンズ・コーポレーション 暗号通信システム、その端末装置及びサーバ
JP5446453B2 (ja) * 2009-04-30 2014-03-19 ソニー株式会社 情報処理装置、電子署名生成システム、電子署名用の鍵生成方法、情報処理方法、及びプログラム
JP6363032B2 (ja) * 2015-02-26 2018-07-25 株式会社日立情報通信エンジニアリング 鍵付替え方向制御システムおよび鍵付替え方向制御方法
EP3462667A1 (de) * 2017-09-27 2019-04-03 Banco Bilbao Vizcaya Argentaria, S.A. Gemeinsame blindschlüsselhinterlegung auf blockchain basierende
KR20200086800A (ko) * 2019-01-10 2020-07-20 삼성전자주식회사 전자 장치, 전자 장치 제어방법 및 네트워크 시스템
CN114329618A (zh) * 2021-09-24 2022-04-12 江苏海洋大学 一种基于Mambo的代理签名方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6084969A (en) * 1997-12-31 2000-07-04 V-One Corporation Key encryption system and method, pager unit, and pager proxy for a two-way alphanumeric pager network

Also Published As

Publication number Publication date
DE60026439T2 (de) 2006-08-24
ES2259592T3 (es) 2006-10-16
EP1130843A3 (de) 2003-07-23
EP1130843B1 (de) 2006-03-08
EP1130843A2 (de) 2001-09-05
JP2001209306A (ja) 2001-08-03
ATE320122T1 (de) 2006-03-15

Similar Documents

Publication Publication Date Title
EP1043864A3 (de) Vorrichtung und Verfahren zur Verteilung von Dokumenten
ATE397337T1 (de) Verfahren zur übertragung der befugnis, nachrichten zu entschlüsseln
IL140787A0 (en) Method and apparatus for secure communication of information between a plurality of digital audiovisual devices
HUP0401720A2 (hu) Kódoló, dekódoló, és titkos kulcsot képző eszközé és eljárás, valamint eszközkészlet szerzői jog védelmére és távközlési eszköz titkosított összeköttetés létesítésére
AU780325C (en) Information processing system and method
EP0880088A3 (de) Dateiurheberrechte-Verwaltungssystem und -vorrichtung
WO2002093849A3 (en) System for secure electronic information transmission
TW370661B (en) Encrypted communication system that limits the damage caused when a secret key has been leaked
DK259489A (da) Reproduktion af sikringskode ved brug af fordelte kodedannelsesdata
PT1090307E (pt) Sistema e processo para limitar a distribuição de informação numa rede de comunicação baseada em localização geográfica
ES2037852T3 (es) Procedimiento para encaminar claves secretas hacia modulos de seguridad y tarjetas de usuarios en una red de proceso de informaciones.
KR950026251A (ko) 디지털신호에 따른 억세스를 제어하기 위한 방법과 장치
GB0316027D0 (en) Method and system for validating software code
DE60026439D1 (de) System und Verfahren zur Übertragung der Befugnis , Nachrichten zu entschüsseln in einem symmetrischen Kodierungsschema
RU2006103630A (ru) Способ и устройство для защиты в системе обработки данных
DE60027119D1 (de) Verfahren und Vorrichtung zum kryptographischen Datenschutz
EP1699162A3 (de) Verfahren zur Verteilung von Dokumenten
ES2198201B1 (es) Procedimiento y sistema de distribucion y gestion de derechos de uso asociados a un contenido adquirido, para terminales moviles.
DK1116368T3 (da) Sikkert dataoverföringssystem
ATE329457T1 (de) Verfahren und anordnungen zur vermeidung unberechtigter benutzung von verteilernetzen
FI981444A (fi) Menetelmä ja järjestelmä sanomien salaamiseksi ja salauksen purkamisek si
DE59914035D1 (de) Verfahren zur Verschlüsselung von Daten
PL192232B1 (pl) Sposób szyfrowania i deszyfracji informacji jednorazowym kluczem
IT1284817B1 (it) Apparecchiatura,algoritmo e procedimento per crittare e decrittare dati utilizzando un sistema di codifica a chiave pubblica.

Legal Events

Date Code Title Description
8363 Opposition against the patent