221 search results - page 22 / 45 » Secure Public Instant Messaging |
TWC
2008
13 years 7 months ago
2008
In this paper, we propose a Timed Efficient and Secure Vehicular Communication (TSVC) scheme with privacy preservation, which aims at minimizing the packet overhead in terms of sig...
NDSS
1999
IEEE
13 years 12 months ago
1999
IEEE
We present protocols that allow a user Alice, knowing only her name and password, and not carrying a smart card, to "log in to the network" from a "generic" wo...
CRYPTO
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. We propose a way to establish peer-to-peer authenticated communications over an insecure channel by using an extra channel which can authenticate very short strings, e.g....
CCS
2007
ACM
14 years 1 months ago
2007
ACM
We construct two new multiparty digital signature schemes that allow multiple signers to sequentially produce a compact, fixed-length signature. First, we introduce a new primiti...
ESORICS
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. We propose a general transformation that maps a cryptographic protocol that is secure in an extremely weak sense (essentially in a model where no adversary is present) in...