221 search results - page 37 / 45 » Secure Public Instant Messaging |
CRYPTO
2009
Springer
14 years 2 months ago
2009
Springer
We present the first signature scheme which is “short”, stateless and secure under the RSA assumption in the standard model. Prior short, standard model signatures in the RSA...
PODC
2010
ACM
13 years 11 months ago
2010
ACM
In this paper, we present a framework for achieving anonymity and trust, two seemingly contradictory properties, in distributed systems. Our approach builds on webs of trust, a we...
CTRSA
2010
Springer
13 years 11 months ago
2010
Springer
This paper presents a new identity based key agreement protocol. In id-based cryptography (introduced by Adi Shamir in [33]) each party uses its own identity as public key and rece...
ESAS
2004
Springer
14 years 1 months ago
2004
Springer
In this paper we describe the advantages of using iterative Diffie-Hellman (IDH) key trees for mobile ad-hoc group communication. We focus on the Treebased Group Diffie-Hellman (...
IJISEC
2007
13 years 7 months ago
2007
Universal Re-encryption allows El-Gamal ciphertexts to be re-encrypted without knowledge of their corresponding public keys. This has made it an enticing building block for anonymo...