21 search results - page 4 / 5 » New notions of security: achieving universal composability w... |
STOC
2003
ACM
14 years 5 months ago
2003
ACM
We consider non-malleable (NM) and universally composable (UC) commitment schemes in the common reference string (CRS) model. We show how to construct non-interactive NM commitmen...
CRYPTO
2010
Springer
13 years 6 months ago
2010
Springer
Secure two-party authentication and key exchange are fundamental problems. Traditionally, the parties authenticate each other by means of their identities, using a public-key infr...
CCS
2010
ACM
13 years 11 months ago
2010
ACM
In an attribute-based signature (ABS), users sign messages with any predicate of their attributes issued from an attribute authority. Under this notion, a signature attests not to...
IFIP
2009
Springer
13 years 2 months ago
2009
Springer
The Trusted Platform Module (TPM) is a hardware chip designed to enable computers achieve greater security. Proof of possession of authorisation values known as authdata is require...
ESORICS
2004
Springer
13 years 10 months ago
2004
Springer
d Abstract) James Aspnes , Joan Feigenbaum , Aleksandr Yampolskiy † , and Sheng Zhong ‡ Department of Computer Science, Yale University, New Haven CT 06520-8285, USA Abstract. ...