23 search results - page 2 / 5 » Constructing Cryptographic Hash Functions from Fixed-Key Blo... |
CHES
2008
Springer
13 years 7 months ago
2008
Springer
Abstract. The security challenges posed by RFID-tag deployments are wellknown. In response there is a rich literature on new cryptographic protocols and an on-tag hash function is ...
STOC
2005
ACM
14 years 5 months ago
2005
ACM
We present a new constant round protocol for non-malleable zero-knowledge. Using this protocol as a subroutine, we obtain a new constant-round protocol for non-malleable commitmen...
ICIP
2008
IEEE
13 years 12 months ago
2008
IEEE
In many applications, it is often desirable to extract a consistent key from a multimedia object (e.g., an image), even when the object has gone through a noisy channel. For examp...
SIGOPS
1998
13 years 5 months ago
1998
Abstract. We present a related family of authentication and digital signature protocols based on symmetric cryptographic primitives which perform substantially better than previous...
FSE
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. “Hash then encrypt” is an approach to message authentication, where first the message is hashed down using an ε-universal hash function, and then the resulting k-bi...