86 search results - page 4 / 18 » Impossibility Results for Secret Establishment |
CCS
2003
ACM
14 years 2 months ago
2003
ACM
We propose a new notion of cryptographic tamper evidence. A tamper-evident signature scheme provides an additional procedure Div which detects tampering: given two signatures, Div...
EUROCRYPT
2007
Springer
14 years 3 months ago
2007
Springer
Abstract. Multiparty signature protocols need protection against roguekey attacks, made possible whenever an adversary can choose its public key(s) arbitrarily. For many schemes, p...
MASS
2010
13 years 6 months ago
2010
Abstract--Spread spectrum techniques (e.g., Frequency Hopping (FH), Direct Sequence Spread Spectrum (DSSS)) have been widely used for anti-jamming wireless communications. Such tec...
IH
1998
Springer
14 years 1 months ago
1998
Springer
We describe a steganographic system which embeds secret messages into a video stream. We examine the signal path which typically includes discrete cosine transformation (DCT) based...
JAR
2006
13 years 9 months ago
2006
SET (Secure Electronic Transaction) is a suite of protocols proposed by a consortium of credit card companies and software corporations to secure ecommerce transactions. The Purcha...