250 search results - page 47 / 50 » Improving the Exact Security of Digital Signature Schemes |
ACSAC
2001
IEEE
13 years 10 months ago
2001
IEEE
This paper describes a method for controlling the behavior of mobile agent-system entities through the allocation of privileges. Privileges refer to policy rules that govern the a...
FOCS
2007
IEEE
14 years 1 months ago
2007
IEEE
Broadcast among n parties in the presence of t ≥ n/3 malicious parties is possible only with some additional setup. The most common setup considered is the existence of a PKI an...
TIFS
2008
13 years 6 months ago
2008
Authentication is the process where claims of identity are verified. Most mechanisms of authentication (e.g., digital signatures and certificates) exist above the physical layer, t...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
—Frequency hopping systems have been widely used in military communications to prevent hostile jamming, interception and detection. In traditional frequency hopping (FH) systems,...
SPW
2004
Springer
14 years 7 days ago
2004
Springer
This note presents a new way of composing cryptographic primitives which makes some novel combinations possible. For example, one can do threshold decryption using standard block c...