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CTRSA
2008
Springer
137views Cryptology» more  CTRSA 2008»
13 years 9 months ago
Beyond Secret Handshakes: Affiliation-Hiding Authenticated Key Exchange
Public key based authentication and key exchange protocols are not usually designed with privacy in mind and thus involve cleartext exchanges of identities and certificates before ...
Stanislaw Jarecki, Jihye Kim, Gene Tsudik
SEC
2001
13 years 9 months ago
Security Analysis of the Cliques Protocols Suites: First Results
: The Cliques protocols are extensions of the Diffie-Hellman key exchange protocol to a group setting. In this paper, we are analysing the A-GDH.2 suite that is intended to allow a...
Olivier Pereira, Jean-Jacques Quisquater
EUROCRYPT
2003
Springer
14 years 25 days ago
New Bounds in Secret-Key Agreement: The Gap between Formation and Secrecy Extraction
Perfectly secret message transmission can be realized with only partially secret and weakly correlated information shared by the parties as soon as this information allows for the ...
Renato Renner, Stefan Wolf
TCC
2007
Springer
104views Cryptology» more  TCC 2007»
14 years 1 months ago
Unifying Classical and Quantum Key Distillation
Assume that two distant parties, Alice and Bob, as well as an adversary, Eve, have access to (quantum) systems prepared jointly according to a tripartite state ρABE. In addition, ...
Matthias Christandl, Artur Ekert, Michal Horodecki...
SCN
2010
Springer
142views Communications» more  SCN 2010»
13 years 6 months ago
How to Pair with a Human
We introduce a protocol, that we call Human Key Agreement, that allows pairs of humans to establish a key in a (seemingly hopeless) case where no public-key infrastructure is avail...
Stefan Dziembowski