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CRYPTO
2006
Springer
129views Cryptology» more  CRYPTO 2006»
14 years 1 months ago
New Proofs for
HMAC was proved in [3] to be a PRF assuming that (1) the underlying compression function is a PRF, and (2) the iterated hash function is weakly collision-resistant. However, recent...
Mihir Bellare
CRYPTO
2007
Springer
104views Cryptology» more  CRYPTO 2007»
14 years 5 months ago
Full Key-Recovery Attacks on HMAC/NMAC-MD4 and NMAC-MD5
At Crypto ’06, Bellare presented new security proofs for HMAC and NMAC, under the assumption that the underlying compression function is a pseudo-random function family. Converse...
Pierre-Alain Fouque, Gaëtan Leurent, Phong Q....