CRYPTO
2004
Springer
13 years 10 months ago
2004
Springer
We construct two efficient Identity Based Encryption (IBE) systems that are selective identity secure without the random oracle model. Selective identity secure IBE is a slightly w...
CCS
2005
ACM
13 years 10 months ago
2005
ACM
We describe a new encryption technique that is secure in the standard model against adaptive chosen ciphertext (CCA2) attacks. We base our method on two very efficient Identity-Ba...