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AAECC
2006
Springer
132views Algorithms» more  AAECC 2006»
13 years 7 months ago
The Conjugacy Search Problem in Public Key Cryptography: Unnecessary and Insufficient
The conjugacy search problem in a group G is the problem of recovering an x G from given g G and h = x-1 gx. This problem is in the core of several recently suggested public key ...
Vladimir Shpilrain, Alexander Ushakov
EUROCRYPT
2004
Springer
14 years 28 days ago
Public-Key Steganography
Informally, a public-key steganography protocol allows two parties, who have never met or exchanged a secret, to send hidden messages over a public channel so that an adversary can...
Luis von Ahn, Nicholas J. Hopper
ENTCS
2006
145views more  ENTCS 2006»
13 years 7 months ago
Real-or-random Key Secrecy of the Otway-Rees Protocol via a Symbolic Security Proof
We present the first cryptographically sound security proof of the well-known Otway-Rees protocol. More precisely, we show that the protocol is secure against arbitrary active att...
Michael Backes
ACNS
2005
Springer
97views Cryptology» more  ACNS 2005»
14 years 1 months ago
Thompson's Group and Public Key Cryptography
Recently, several public key exchange protocols based on symbolic computation in non-commutative (semi)groups were proposed as a more efficient alternative to well established prot...
Vladimir Shpilrain, Alexander Ushakov
NDSS
2002
IEEE
14 years 13 days ago
Talking to Strangers: Authentication in Ad-Hoc Wireless Networks
In this paper we address the problem of secure communication and authentication in ad-hoc wireless networks. This is a difficult problem, as it involves bootstrapping trust betwe...
Dirk Balfanz, Diana K. Smetters, Paul Stewart, H. ...