EP1618700A4 - Cryptographie basee sur un serveur - Google Patents

Cryptographie basee sur un serveur

Info

Publication number
EP1618700A4
EP1618700A4 EP04750211A EP04750211A EP1618700A4 EP 1618700 A4 EP1618700 A4 EP 1618700A4 EP 04750211 A EP04750211 A EP 04750211A EP 04750211 A EP04750211 A EP 04750211A EP 1618700 A4 EP1618700 A4 EP 1618700A4
Authority
EP
European Patent Office
Prior art keywords
server
based cryptography
cryptography
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.)
Withdrawn
Application number
EP04750211A
Other languages
German (de)
English (en)
Other versions
EP1618700A2 (fr
Inventor
Edward M Scheidt
C Jay Wack
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.)
Tecsec Inc
Original Assignee
Tecsec 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
Priority claimed from US10/418,312 external-priority patent/US7539855B1/en
Application filed by Tecsec Inc filed Critical Tecsec Inc
Publication of EP1618700A2 publication Critical patent/EP1618700A2/fr
Publication of EP1618700A4 publication Critical patent/EP1618700A4/fr
Withdrawn legal-status Critical Current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
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6209—Protecting access to data via a platform, e.g. using keys or access control rules to a single file or object, e.g. in a secure envelope, encrypted and accessed using a key, or with access control rules appended to the object itself
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0877—Generation of secret information including derivation or calculation of cryptographic keys or passwords using additional device, e.g. trusted platform module [TPM], smartcard, USB or hardware security module [HSM]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Storage Device Security (AREA)
EP04750211A 2003-04-17 2004-04-16 Cryptographie basee sur un serveur Withdrawn EP1618700A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/418,312 US7539855B1 (en) 2002-04-17 2003-04-17 Server-based cryptography
PCT/US2004/011756 WO2004095754A2 (fr) 2003-04-17 2004-04-16 Cryptographie basee sur un serveur

Publications (2)

Publication Number Publication Date
EP1618700A2 EP1618700A2 (fr) 2006-01-25
EP1618700A4 true EP1618700A4 (fr) 2010-04-28

Family

ID=33309527

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04750211A Withdrawn EP1618700A4 (fr) 2003-04-17 2004-04-16 Cryptographie basee sur un serveur

Country Status (2)

Country Link
EP (1) EP1618700A4 (fr)
WO (1) WO2004095754A2 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0695997A2 (fr) * 1994-08-01 1996-02-07 AT&T Corp. Méthodes pour réaliser un accès protégé à des informations partagées
US5590199A (en) * 1993-10-12 1996-12-31 The Mitre Corporation Electronic information network user authentication and authorization system
US5999629A (en) * 1995-10-31 1999-12-07 Lucent Technologies Inc. Data encryption security module

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0566811A1 (fr) * 1992-04-23 1993-10-27 International Business Machines Corporation Méthode et système d'authentification à l'aide d'une carte à puce
JPH08263438A (ja) * 1994-11-23 1996-10-11 Xerox Corp ディジタルワークの配給及び使用制御システム並びにディジタルワークへのアクセス制御方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5590199A (en) * 1993-10-12 1996-12-31 The Mitre Corporation Electronic information network user authentication and authorization system
EP0695997A2 (fr) * 1994-08-01 1996-02-07 AT&T Corp. Méthodes pour réaliser un accès protégé à des informations partagées
US5999629A (en) * 1995-10-31 1999-12-07 Lucent Technologies Inc. Data encryption security module

Also Published As

Publication number Publication date
WO2004095754A3 (fr) 2005-03-03
WO2004095754A2 (fr) 2004-11-04
EP1618700A2 (fr) 2006-01-25

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20051117

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

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DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20100325

17Q First examination report despatched

Effective date: 20100622

RIC1 Information provided on ipc code assigned before grant

Ipc: G06F 21/00 20060101ALI20120503BHEP

Ipc: H04L 9/08 20060101AFI20120503BHEP

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18D Application deemed to be withdrawn

Effective date: 20121101