4438 search results - page 57 / 888 » On the Distribution of Keys by Hashing |
FC
2006
Springer
15 years 3 months ago
2006
Springer
In this paper, we present a broadcast encryption scheme with efficient transmission cost under the log-key restriction. Given n users and r revoked users, our scheme has the trans...
144
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ASIACRYPT
2008
Springer
15 years 1 months ago
2008
Springer
Recently Cash, Kiltz, and Shoup [20] showed a variant of the Cramer-Shoup (CS) public key encryption (PKE) scheme [21] whose chosen-ciphertext (CCA) security relies on the computa...
108
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SIGCSE
2002
ACM
14 years 11 months ago
2002
ACM
We present our experience using a large, real-world application as a course project for the second half of the semester of a CS2 course. Our primary goal for the project was to cr...
IMA
2009
Springer
15 years 6 months ago
2009
Springer
Abstract. We provide the first proof of security for Abreast-DM, one of the oldest and most wellknown constructions for turning a block cipher with n-bit block length and 2n-bit k...
105
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ASIACRYPT
2003
Springer
15 years 3 months ago
2003
Springer
We propose a new public key trace and revoke scheme secure against adaptive chosen ciphertext attack. Our scheme is more efficient than the DF scheme suggested by Y. Dodis and N. F...