331 search results - page 35 / 67 » Provably Secure Timed-Release Public Key Encryption |
CTRSA
2011
Springer
12 years 11 months ago
2011
Springer
Abstract. Online ciphers are deterministic length-preserving permutations EK : ({0, 1}n )+ → ({0, 1}n )+ where the i-th block of ciphertext depends only on the first i blocks of...
SP
1999
IEEE
13 years 12 months ago
1999
IEEE
A sensitive point in public key cryptography is how to protect the private key. We outline a method of protecting private keys using cryptographic camouflage. Specifically, we do ...
CRYPTO
1993
Springer
13 years 11 months ago
1993
Springer
A broadcast encryption scheme allows the sender to securely distribute data to a dynamically changing set of users over an insecure channel. One of the most challenging settings fo...
PKC
2011
Springer
12 years 10 months ago
2011
Springer
xtended abstract which appears in the 2011 International Conference on Theory and Practice in Public Key Cryptography PKC 2011 (6–9 march 2011, Taormina, Italy) D. Catalano, N. F...
INFORMATICALT
2010
13 years 6 months ago
2010
In a fuzzy identity-based encryption (IBE) scheme, a user with the secret key for an identity ID is able to decrypt a ciphertext encrypted with another identity ID if and only if I...