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IMA
2001
Springer
117views Cryptology» more  IMA 2001»
14 years 2 days ago
An Identity Based Encryption Scheme Based on Quadratic Residues
We present a novel public key cryptosystem in which the public key of a subscriber can be chosen to be a publicly known value, such as his identity. We discuss the security of the ...
Clifford Cocks
ACNS
2006
Springer
167views Cryptology» more  ACNS 2006»
13 years 11 months ago
Public Key Cryptography Sans Certificates in Ad Hoc Networks
Abstract. Several researchers have proposed the use of threshold cryptographic model to enable secure communication in ad hoc networks without the need of a trusted center. In this...
Nitesh Saxena
ASIACRYPT
2003
Springer
13 years 11 months ago
Certificateless Public Key Cryptography
This paper introduces the concept of certificateless public key cryptography (CL-PKC). In contrast to traditional public key cryptographic systems, CL-PKC does not require the use...
Sattam S. Al-Riyami, Kenneth G. Paterson
CISC
2007
Springer
152views Cryptology» more  CISC 2007»
14 years 1 months ago
Orthogonality between Key Privacy and Data Privacy, Revisited
Abstract. Key privacy is a notion regarding the privacy of the owner of a public key, which has important applications in building (receiver) anonymous channels, or privacy-enhance...
Rui Zhang 0002, Goichiro Hanaoka, Hideki Imai
IEEEIAS
2009
IEEE
13 years 5 months ago
On Security Notions for Verifiably Encrypted Signature
First we revisit three - BGLS, MBGLS and GZZ verifiably encrypted signature schemes [2, 3, 6]. We find that they are all not strong unforgeable.We remark that the notion of existen...
Xu An Wang, Xiaoyuan Yang, Qingquan Peng