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[in light of attacks on MDx] the conclusion is that the design of collision ... 'Ask less of a hash function and it is less likely to disappoint. ...
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Closed captioning and other considerations provided by Tal Malkin, Luca Trevisan, ... Homomorphic. Encryption. UOWHFs. ID Based. Encryption. PIRs ...
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... then it is a pseudo-random generator Subset sum problem ... the value of xi ri the number of locations where x and r are 1 ... (for any code with good ...
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Zero-knowledge Interactive Proofs. Interactive Proofs and the ... A goal in itself: Sudoku example. www.wisdom.weizmann.ac.il/~naor/PAPERS/SUDOKU_DEMO ...
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Commitment Schemes Hiding: A ... v21i, , hvm0, vm1 i To broadcast a single bit b to a subset T [m] Choose corresponding ... (Quantum computers?) New ...
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Online and offline checkers for Random Access Memories, Stacks and Queues ... Online Checker reports on errors during run. Not necessarily promptly. CS717. Adversary ...
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Foundations of Cryptography Lecture 6: pseudo-random generators, hardcore predicate, Goldreich-Levin Theorem, Next-bit unpredictability. Lecturer: Moni Naor
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Strongly Universal One-Way Hash. Definition and ... E.g. chopping last bit of input. Consider the (n, n-1)-family G where each g G is defined by h H ...
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In fact, holds even if reuse the same f for both signature and encryption ... If c = G(d) m2, d = (m1,r,G'(m2)) get SAP. Probabilistic Signature Encryption P ...
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Application of GL Theorem to Pseudo-randomness of Subset sum ... and Physical Zero-Knowledge Proof Systems for Solutions of Sudoku Puzzles ...
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... functions constructions. Pseudo-random ... Want to construct a pseudo-random permutation on very large domain, from one on large domain ... Main Construction ...
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(t 1,1)-security stronger than (1,1)-security (1,u 1)-security stronger than (1,1) ... Di Crescenzo, Katz, Ostrovsky, Smith: non-interactive, 1-way, practical ...
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Emulation of protocols: ... p' in the unauthenticated-links model emulates a protocol p in the authenticated ... then protocol lDDH emulates protocol MT in ...
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'Fact Collision resistance implies 2nd-preimage resistance of hash ... 3. Collision resistance given a hash function. it is hard to find two colliding inputs ...
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Doctor to Future university-Hakodate in Japan ... Response to Spam and Spyware. Cybercrime, Cyber-terrorism and Cyber Forensics. E-Government ...
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Merkle-Damg rd construction fails on WUFs. ... Theoretically and practically harder to construct. Have efficient composition scheme ...
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Alice and Bob agree on a secret and engage in a sequence of identification sessions. ... So we want to be competitive with a party that knows the initial secret state ...
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Leakage-resilient Signatures. Vinod Vaikuntanathan (IBM) Jonathan Katz ... Given h(x) and L(x), an inverter returns x'x w.p 1/2. Fully-secure Signature. Sign(m) ...
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four-wise independence' The result is a PRP. Can anyone disprove it? Comments ... Otherwise it's false (e.g., if you start from a 4-wise independent permutation) ...
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Hiding R does not learn x during the commit stage. ... 'One-way functions imply a 1-2 binding, statistically-hiding two-phase commitment' ...
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