135 search results - page 24 / 27 » Formal Indistinguishability Extended to the Random Oracle Mo... |
ACISP
2009
Springer
14 years 2 months ago
2009
Springer
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...
ACNS
2008
Springer
14 years 1 months ago
2008
Springer
Abstract. Very recently, the concept of Traceable Identity-based Encryption (IBE) scheme (or Accountable Authority Identity based Encryption scheme) was introduced in Crypto 2007. ...
ASIACRYPT
2008
Springer
13 years 9 months ago
2008
Springer
We study the security of the widely deployed Secure Session Layer/Transport Layer Security (TLS) key agreement protocol. Our analysis identifies, justifies, and exploits the modul...
DRM
2003
Springer
14 years 21 days ago
2003
Springer
In PODC 2003, Park, Chong, Siegel and Ray [22] proposed an optimistic protocol for fair exchange, based on RSA signatures. We show that their protocol is totally breakable already...
EUROCRYPT
2004
Springer
13 years 11 months ago
2004
Springer
We introduce Ad Hoc Anonymous Identification schemes, a new multi-user cryptographic primitive that allows participants from a user population to form ad hoc groups, and then prove...