Search Results - "Fehr, Serge"

A monogamy-of-entanglement game with applications to device-independent quantum cryptography by Tomamichel, Marco, Fehr, Serge, Kaniewski, J drzej, Wehner, Stephanie

“…We consider a game in which two separate laboratories collaborate to prepare a quantum system and are then asked to guess the outcome of a measurement…”
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Algebraic manipulation detection codes by Cramer, Ronald, Fehr, Serge, Padró, Carles

“…Algebraic manipulation detection codes are a cryptographic primitive that was introduced by Cramer et al. （Eurocrypt 2008）. It encompasses several methods that…”
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Encryption Schemes Secure against Chosen-Ciphertext Selective Opening Attacks by Fehr, Serge, Hofheinz, Dennis, Kiltz, Eike, Wee, Hoeteck

“…Imagine many small devices send data to a single receiver, encrypted using the receiver’s public key. Assume an adversary that has the power to adaptively…”
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Short Non-Malleable Codes from Related-Key Secure Block Ciphers by Fehr, Serge, Karpman, Pierre, Mennink, Bart

“…A non-malleable code is an unkeyed randomized encoding scheme that offers the strong guarantee that decoding a tampered codeword either results in the original…”
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On the Conditional Rényi Entropy by Fehr, Serge, Berens, Stefan

“…The Rényi entropy of general order unifies the well-known Shannon entropy with several other entropy notions, like the min-entropy or collision entropy. In…”
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Fiat–Shamir Transformation of Multi-Round Interactive Proofs (Extended Version) by Attema, Thomas, Fehr, Serge, Klooß, Michael

“…The celebrated Fiat–Shamir transformation turns any public-coin interactive proof into a non-interactive one, which inherits the main security properties (in…”
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Quantum Cryptography by Fehr, Serge

“…Quantum cryptography makes use of the quantum-mechanical behavior of nature for the design and analysis of cryptographic schemes. Optimally (but not always),…”
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Secure identification and QKD in the bounded-quantum-storage model by Damgård, Ivan, Fehr, Serge, Salvail, Louis, Schaffner, Christian

“…We consider the problem of secure identification: user U proves to server S that he knows an agreed (possibly low-entropy) password w, while giving away as…”
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New Approach to Privacy-Preserving Clinical Decision Support Systems for HIV Treatment by Spini, Gabriele, Mancini, Emiliano, Attema, Thomas, Abspoel, Mark, de Gier, Jan, Fehr, Serge, Veugen, Thijs, van Heesch, Maran, Worm, Daniël, De Luca, Andrea, Cramer, Ronald, Sloot, Peter M.A.

“…Background HIV treatment prescription is a complex process. Clinical decision support systems (CDSS) are a category of health information technologies that can…”
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Security and composability of randomness expansion from Bell inequalities by Fehr, Serge, Gelles, Ran, Schaffner, Christian

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Short Non-Malleable Codes from Related-Key Secure Block Ciphers by Fehr, Serge, Karpman, Pierre, Mennink, Bart

“…A non-malleable code is an unkeyed randomized encoding scheme that offers the strong guarantee that decoding a tampered codeword either results in the original…”
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Adaptive versus Static Multi-oracle Algorithms, and Quantum Security of a Split-key PRF by Don, Jelle, Fehr, Serge, Huang, Yu-Hsuan

“…In the first part of the paper, we show a generic compiler that transforms any oracle algorithm that can query multiple oracles adaptively, i.e., can decide on…”
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The Measure-and-Reprogram Technique 2.0: Multi-Round Fiat-Shamir and More by Don, Jelle, Fehr, Serge, Majenz, Christian

“…In: Micciancio D., Ristenpart T. (eds) Advances in Cryptology -- CRYPTO 2020. CRYPTO 2020. Lecture Notes in Computer Science, vol 12172. Springer, Cham We…”
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Efficient NIZKs and Signatures from Commit-and-Open Protocols in the QROM by Don, Jelle, Fehr, Serge, Majenz, Christian, Schaffner, Christian

“…Commit-and-open Sigma-protocols are a popular class of protocols for constructing non-interactive zero-knowledge arguments and digital-signature schemes via…”
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Quantum Authentication and Encryption with Key Recycling by Fehr, Serge, Salvail, Louis

“…We propose an information-theoretically secure encryption scheme for classical messages with quantum ciphertexts that offers detection of eavesdropping…”
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Online-Extractability in the Quantum Random-Oracle Model by Don, Jelle, Fehr, Serge, Majenz, Christian, Schaffner, Christian

“…We show the following generic result. Whenever a quantum query algorithm in the quantum random-oracle model outputs a classical value $t$ that is promised to…”
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Security of the Fiat-Shamir Transformation in the Quantum Random-Oracle Model by Don, Jelle, Fehr, Serge, Majenz, Christian, Schaffner, Christian

“…Advances in Cryptology - CRYPTO 2019. Lecture Notes in Computer Science, vol 11693. Springer, Cham The famous Fiat-Shamir transformation turns any public-coin…”
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On the Composition of Two-Prover Commitments, and Applications to Multi-Round Relativistic Commitments by Fehr, Serge, Fillinger, Max

“…We consider the related notions of two-prover and of relativistic commitment schemes. In recent work, Lunghi et al. proposed a new relativistic commitment…”
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Multi-Prover Commitments Against Non-Signaling Attacks by Fehr, Serge, Fillinger, Max

“…We reconsider the concept of multi-prover commitments, as introduced in the late eighties in the seminal work by Ben-Or et al. As was recently shown by…”
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On the Compressed-Oracle Technique, and Post-Quantum Security of Proofs of Sequential Work by Chung, Kai-Min, Fehr, Serge, Huang, Yu-Hsuan, Liao, Tai-Ning

“…We revisit the so-called compressed oracle technique, introduced by Zhandry for analyzing quantum algorithms in the quantum random oracle model (QROM). To…”
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