178 search results - page 18 / 36 » A Forward-Secure Public-Key Encryption Scheme |
SCN
2008
Springer
13 years 7 months ago
2008
Springer
Abstract. The Naccache-Stern (ns) knapsack cryptosystem is an original yet little-known public-key encryption scheme. In this scheme, the ciphertext is obtained by multiplying publ...
CODASPY
2012
12 years 3 months ago
2012
Access control is one of the most important security mechanisms in cloud computing. However, there has been little work that explores various comparison-based constraints for regu...
CCS
2008
ACM
13 years 9 months ago
2008
ACM
Identity-based encryption (IBE) is an exciting alternative to public-key encryption, as IBE eliminates the need for a Public Key Infrastructure (PKI). Any setting, PKI- or identit...
SCN
2008
Springer
13 years 7 months ago
2008
Springer
While recent timed-release encryption (TRE) schemes are implicitly supported by a certificateless encryption (CLE) mechanism, the security models of CLE and TRE differ and there is...
PROVSEC
2007
Springer
14 years 1 months ago
2007
Springer
In a threshold broadcast encryption scheme, a sender chooses (ad-hoc) a set of n receivers and a threshold t, and then encrypts a message by using the public keys of all the recei...