DE60236094D1 - Systeme und Verfahren zur Verschlüsselung auf Identitätsbasis und damit zusammenhängende kryptografische Techniken - Google Patents

Systeme und Verfahren zur Verschlüsselung auf Identitätsbasis und damit zusammenhängende kryptografische Techniken

Info

Publication number
DE60236094D1
DE60236094D1 DE60236094T DE60236094T DE60236094D1 DE 60236094 D1 DE60236094 D1 DE 60236094D1 DE 60236094 T DE60236094 T DE 60236094T DE 60236094 T DE60236094 T DE 60236094T DE 60236094 D1 DE60236094 D1 DE 60236094D1
Authority
DE
Germany
Prior art keywords
receiver
key
sender
message
identity
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
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DE60236094T
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English (en)
Inventor
Dan Boneh
Matthew Franklin
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R UNIVERSITY
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R UNIVERSITY
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.)
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Application granted granted Critical
Publication of DE60236094D1 publication Critical patent/DE60236094D1/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
    • H04L9/08—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
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H04L9/0847—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving identity based encryption [IBE] schemes
    • 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3066—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves
    • H04L9/3073—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves involving pairings, e.g. identity based encryption [IBE], bilinear mappings or bilinear pairings, e.g. Weil or Tate pairing
    • 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
    • H04L2209/04—Masking or blinding
DE60236094T 2001-08-13 2002-08-13 Systeme und Verfahren zur Verschlüsselung auf Identitätsbasis und damit zusammenhängende kryptografische Techniken Expired - Lifetime DE60236094D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US31194601P 2001-08-13 2001-08-13
PCT/US2002/027155 WO2003017559A2 (en) 2001-08-13 2002-08-13 Systems and methods for identity-based encryption and related cryptographic techniques

Publications (1)

Publication Number Publication Date
DE60236094D1 true DE60236094D1 (de) 2010-06-02

Family

ID=23209176

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60236094T Expired - Lifetime DE60236094D1 (de) 2001-08-13 2002-08-13 Systeme und Verfahren zur Verschlüsselung auf Identitätsbasis und damit zusammenhängende kryptografische Techniken

Country Status (7)

Country Link
US (4) US7113594B2 (de)
EP (3) EP2429116B1 (de)
JP (4) JP2005500740A (de)
AT (1) ATE465571T1 (de)
AU (1) AU2002332671A1 (de)
DE (1) DE60236094D1 (de)
WO (1) WO2003017559A2 (de)

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