985 search results - page 5 / 197 » On the validity of digital signatures |
ISCAS
2005
IEEE
14 years 2 months ago
2005
IEEE
—The pervasive distribution of digital images triggers an emergent need of authenticating degraded images by lossy compression and transmission. This paper proposes a robust cont...
CCS
2006
ACM
14 years 14 days ago
2006
ACM
Authentication is an important security measure for multicast applications, providing receivers with confidence that the packets they receive are valid. Simply signing every multi...
IJIT
2004
13 years 10 months ago
2004
We present a new model for undeniable signatures: fair-anonymous undeniable signatures. This protocol can not only preserve the privacy of the signer (i.e. anonymity) but also trac...
CTRSA
2005
Springer
14 years 2 months ago
2005
Springer
Undeniable signatures were introduced in 1989 by Chaum and van Antwerpen to limit the self-authenticating property of digital signatures. An extended concept – the convertible un...
BIRTHDAY
2012
Springer
12 years 4 months ago
2012
Springer
In this note we describe a cryptographic curiosity: readable messages that carry their own digital signature.