24 search results - page 1 / 5 » Parallel Key-Insulated Public Key Encryption Without Random ... |
PKC
2007
Springer
13 years 10 months ago
2007
Springer
Abstract. Key-insulated cryptography is a crucial technique for protecting private keys. To strengthen the security of key-insulated protocols, Hanaoka, Hanaoka and Imai recently i...
ASIACRYPT
2005
Springer
13 years 10 months ago
2005
Springer
In this paper, we discuss non-interactive updating of decryption keys in identity-based encryption (IBE). IBE is a public key cryptosystem where a public key is an arbitrary strin...
JISE
2008
13 years 4 months ago
2008
SCN
2010
Springer
13 years 2 months ago
2010
Springer
Exposure of a secret key is a significant threat in practice. As a notion of security against key exposure, Dodis et al. advocated key-insulated security, and proposed concrete k...
CTRSA
2006
Springer
13 years 8 months ago
2006
Springer
Abstract. We present a non-interactive chosen ciphertext secure threshold encryption system. The proof of security is set in the standard model and does not use random oracles. Our...