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FSE
2007
Springer
115views Cryptology» more  FSE 2007»
14 years 5 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
CRYPTO
2005
Springer
94views Cryptology» more  CRYPTO 2005»
14 years 4 months ago
Improved Security Analyses for CBC MACs
We present an improved bound on the advantage of any q-query adversary at distinguishing between the CBC MAC over a random n-bit permutation and a random function outputting n bit...
Mihir Bellare, Krzysztof Pietrzak, Phillip Rogaway
ICALP
2010
Springer
14 years 1 months ago
From Secrecy to Soundness: Efficient Verification via Secure Computation
d Abstract) Benny Applebaum1 , Yuval Ishai2 , and Eyal Kushilevitz3 1 Computer Science Department, Weizmann Institute of Science 2 Computer Science Department, Technion and UCLA 3 ...
Benny Applebaum, Yuval Ishai, Eyal Kushilevitz
FSE
2010
Springer
146views Cryptology» more  FSE 2010»
14 years 2 months ago
A Unified Method for Improving PRF Bounds for a Class of Blockcipher Based MACs
This paper provides a unified framework for improving PRF (pseudorandom function) advantages of several popular MACs (message authentication codes) based on a blockcipher modeled a...
Mridul Nandi
CRYPTO
2009
Springer
150views Cryptology» more  CRYPTO 2009»
14 years 5 months ago
Improving the Security of Quantum Protocols via Commit-and-Open
We consider two-party quantum protocols starting with a transmission of some random BB84 qubits followed by classical messages. We show a general “compiler” improving the secur...
Ivan Damgård, Serge Fehr, Carolin Lunemann, ...