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FSE
2007
Springer
115views Cryptology» more  FSE 2007»
15 years 7 months ago
Improving the Security of MACs Via Randomized Message Preprocessing
Abstract. “Hash then encrypt” is an approach to message authentication, where first the message is hashed down using an ε-universal hash function, and then the resulting k-bi...
Yevgeniy Dodis, Krzysztof Pietrzak
ECRIME
2007
15 years 5 months ago
Evaluating a trial deployment of password re-use for phishing prevention
We propose a scheme that exploits scale to prevent phishing. We show that while stopping phishers from obtaining passwords is very hard, detecting the fact that a password has bee...
Dinei A. F. Florêncio, Cormac Herley
SOUPS
2010
ACM
15 years 5 months ago
A closer look at recognition-based graphical passwords on mobile devices
Graphical password systems based on the recognition of photographs are candidates to alleviate current over-reliance on alphanumeric passwords and PINs. However, despite being bas...
Paul Dunphy, Andreas P. Heiner, N. Asokan
CSFW
2009
IEEE
15 years 8 months ago
A Method for Proving Observational Equivalence
—Formal methods have proved their usefulness for analyzing the security of protocols. Most existing results focus on trace properties like secrecy (expressed as a reachability pr...
Véronique Cortier, Stéphanie Delaune
ESORICS
2007
Springer
15 years 7 months ago
Synthesizing Secure Protocols
Abstract. We propose a general transformation that maps a cryptographic protocol that is secure in an extremely weak sense (essentially in a model where no adversary is present) in...
Véronique Cortier, Bogdan Warinschi, Eugen ...