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ACISP
2010
Springer
13 years 5 months ago
The Security Model of Unidirectional Proxy Re-Signature with Private Re-Signature Key
Jun Shao, Min Feng, Bin Zhu, Zhenfu Cao, Peng Liu
CISC
2008
Springer
152views Cryptology» more  CISC 2008»
13 years 6 months ago
Privacy for Private Key in Signatures
One of the important applications of digital signature is anonymous credential or pseudonym system. In these scenarios, it is essential that the identity of the signer is kept secr...
Qianhong Wu, Bo Qin, Yi Mu, Willy Susilo
ACISP
2009
Springer
13 years 11 months ago
Building Key-Private Public-Key Encryption Schemes
In the setting of identity-based encryption with multiple trusted authorities, TA anonymity formally models the inability of an adversary to distinguish two ciphertexts correspondi...
Kenneth G. Paterson, Sriramkrishnan Srinivasan
ACSAC
2000
IEEE
13 years 8 months ago
Personal Security Environment on Palm PDA
Digital signature schemes are based on the assumption that the signing key is kept in secret. Ensuring that this assumption holds is one of the most crucial problems for all curre...
Margus Freudenthal, S. Heiberg, Jan Willemson
CCS
2001
ACM
13 years 8 months ago
Delegation of cryptographic servers for capture-resilient devices
Abstract. A device that performs private key operations (signatures or decryptions), and whose private key operations are protected by a password, can be immunized against offline...
Philip D. MacKenzie, Michael K. Reiter