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EUROCRYPT
2007
Springer
14 years 4 months ago
2007
Springer
We investigate a general class of (black-box) constructions for range extension of weak pseudorandom functions: a construction based on m independent functions F1, . . . , Fm is gi...
EUROCRYPT
2007
Springer
14 years 4 months ago
2007
Springer
We study an adaptive variant of oblivious transfer in which a sender has N messages, of which a receiver can adaptively choose to receive k one-after-the-other, in such a way that ...
ISW
2007
Springer
14 years 4 months ago
2007
Springer
Abstract. Program obfuscation is a semantic-preserving transformation aimed at bringing a program into such a form, which impedes the understanding of its algorithm and data struct...
TCC
2007
Springer
14 years 4 months ago
2007
Springer
Abstract. We establish new lower bounds and impossibility results for noninteractive zero-knowledge proofs and arguments with set-up assumptions. – For the common random string m...
TCC
2007
Springer
14 years 4 months ago
2007
Springer
Abstract. We construct an intrusion-resilient symmetric-key authenticated key exchange (AKE) protocol in the bounded retrieval model. The model employs a long shared private key to...