دانلود کتاب Progress in Cryptology -- AFRICACRYPT 2009: Second International Conference on Cryptology in Africa, Gammarth, Tunisia, June 21-25, 2009, Proceedings (Lecture ... Computer Science Security and Cryptology)

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Front Matter....Pages -
Second Preimage Attack on 5-Pass HAVAL and Partial Key-Recovery Attack on HMAC/NMAC-5-Pass HAVAL....Pages 1-13
Cryptanalysis of Vortex....Pages 14-28
Two Passes of Tiger Are Not One-Way....Pages 29-40
Generic Attacks on Feistel Networks with Internal Permutations....Pages 41-59
Distinguishers for Ciphers and Known Key Attack against Rijndael with Large Blocks....Pages 60-76
Reducing Key Length of the McEliece Cryptosystem....Pages 77-97
Cryptanalysis of RSA Using the Ratio of the Primes....Pages 98-115
New RSA-Based (Selectively) Convertible Undeniable Signature Schemes....Pages 116-134
A Schnorr-Like Lightweight Identity-Based Signature Scheme....Pages 135-148
On the Theoretical Gap between Group Signatures with and without Unlinkability....Pages 149-166
Practical Threshold Signatures with Linear Secret Sharing Schemes....Pages 167-178
Certified Encryption Revisited....Pages 179-197
Threshold Attribute-Based Signatures and Their Application to Anonymous Credential Systems....Pages 198-216
Anonymity from Public Key Encryption to Undeniable Signatures....Pages 217-234
Security Analysis of Standard Authentication and Key Agreement Protocols Utilising Timestamps....Pages 235-253
Password-Authenticated Group Key Agreement with Adaptive Security and Contributiveness....Pages 254-271
Unifying Zero-Knowledge Proofs of Knowledge....Pages 272-286
Co-sound Zero-Knowledge with Public Keys....Pages 287-304
Another Look at Extended Private Information Retrieval Protocols....Pages 305-322
Constructing Universally Composable Oblivious Transfers from Double Trap-Door Encryptions....Pages 323-333
Exponent Recoding and Regular Exponentiation Algorithms....Pages 334-349
Efficient Acceleration of Asymmetric Cryptography on Graphics Hardware....Pages 350-367
Fast Elliptic-Curve Cryptography on the Cell Broadband Engine....Pages 368-385
On Modular Decomposition of Integers....Pages 386-402
Breaking KeeLoq in a Flash: On Extracting Keys at Lightning Speed....Pages 403-420
An Improved Fault Based Attack of the Advanced Encryption Standard....Pages 421-434
Back Matter....Pages -