1769 search results - page 261 / 354 » Cryptography |
FSE
2005
Springer
14 years 3 months ago
2005
Springer
This paper contains several attacks on the hash function MD2 which has a hash code size of 128 bits. At Asiacrypt 2004 Muller presents the first known preimage attack on MD2. The ...
FSE
2005
Springer
14 years 3 months ago
2005
Springer
Abstract. This paper discusses the state-of-the-art software optimization methodology for symmetric cryptographic primitives on Pentium III and 4 processors. We aim at maximizing s...
HIP
2005
Springer
14 years 3 months ago
2005
Springer
In this paper, we propose a new class of Human Interactive Proofs (HIPs) that allow a human to distinguish one computer from another. Unlike traditional HIPs, where the computer is...
HIP
2005
Springer
14 years 3 months ago
2005
Springer
Web-based services designed for human users are being abused by computer programs (bots). This real-world issue has recently generated a new research area called Human Interactive...
IMA
2005
Springer
14 years 3 months ago
2005
Springer
In recent years much research has been devoted to producing formal models of security for cryptographic primitives and to designing schemes that can be proved secure in such models...