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Canard et al., 2009 - Google Patents

Fair E-cash: be compact, spend faster

Canard et al., 2009

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Document ID
5220911226536850255
Author
Canard S
Delerablée C
Gouget A
Hufschmitt E
Laguillaumie F
Sibert H
Traoré J
Vergnaud D
Publication year
Publication venue
International Conference on Information Security

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Snippet

We present the first fair e-cash system with a compact wallet that enables users to spend efficiently k coins while only sending to the merchant bits, where λ is a security parameter. The best previously known schemes require to transmit data of size at least linear in the …
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Classifications

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    • 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
    • H04L9/0841—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 Diffie-Hellman or related key agreement protocols
    • H04L9/0844—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 Diffie-Hellman or related key agreement protocols with user authentication or key authentication, e.g. ElGamal, MTI, MQV-Menezes-Qu-Vanstone protocol or Diffie-Hellman protocols using implicitly-certified keys
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    • H04L9/3249—Cryptographic mechanisms or cryptographic arrangements for secret or secure communication including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures using RSA or related signature schemes, e.g. Rabin scheme
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    • G06F7/72—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic
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    • H04L2209/60—Digital content management, e.g. content distribution

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