Papers

2020

Hardness of LWE on General Entropic Distributions

Eurocrypt
WP3 Computational problems, cryptanalysis and basic tools
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Measure-rewind-measure: tighter quantum random oracle model proofs for one-way to hiding lemma and CCA security

Eurocrypt
WP3 Computational problems, cryptanalysis and basic tools
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Paper in PDF

Key Recovery from Gram-Schmidt Norm Leakage in Hash-and-Sign Signatures over NTRU Lattices

Eurocrypt
WP3 Computational problems, cryptanalysis and basic tools
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Paper in PDF

(One) Failure Is Not an Option: Bootstrapping the Search for Failures in Lattice-Based Encryption Schemes

Eurocrypt
WP3 Computational problems, cryptanalysis and basic tools
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Paper in PDF

Generic Authenticated Key Exchange in the Quantum Random Oracle Model

PKC
WP4 Building blocks for practical advanced protocols
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Paper in PDF

Isochronous Gaussian Sampling: From Inception to Implementation

WP3 Computational problems, cryptanalysis and basic tools
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An Efficient and Provable Masked Implementation of qTESLA

WP3 Computational problems, cryptanalysis and basic tools
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Paper in PDF

Improved Secure Integer Comparison via Homomorphic Encryption

WP4 Building blocks for practical advanced protocols
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Paper in PDF

Witness Indistinguishability for Any Single-Round Argument with Applications to Access Control

PKC
WP4 Building blocks for practical advanced protocols
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Paper in PDF

On the smoothing parameter and the last minimum of random orthogonal codes

WP3 Computational problems, cryptanalysis and basic tools
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Cryptography from Information Loss

WP3 Computational problems, cryptanalysis and basic tools
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Paper in PDF

2019

RLWE-based Zero-Knowledge Proofs for linear and multiplicative relations

WP4 Building blocks for practical advanced protocols
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Paper in PDF

 Order-LWE and the Hardness of Ring-LWE with Entropic Secrets

Asiacrypt
WP3 Computational problems, cryptanalysis and basic tools
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Paper in PDF

Middle-Product Learning with Rounding Problem and its Applications

Asiacrypt
WP3 Computational problems, cryptanalysis and basic tools
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Paper in PDF

Tighter Proofs of CCA Security in the Quantum Random Oracle Model

TCC
WP4 Building blocks for practical advanced protocols
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Paper in PDF

Divisible E-Cash from Constrained Pseudo-Random Functions

Asiacrypt
WP5 Privacy-preserving protocols
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Paper in PDF

On the Feasibility and Impact of Standardisation Sparse-secret LWE Parameter Sets for Homomorphic Encryption

Wahc
WP4 Building blocks for practical advanced protocols
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Paper in PDF

GALACTICS: Gaussian Sampling for Lattice-Based Constant-Time Implementation of Cryptographic Signatures, Revisited

WP3 Computational problems, cryptanalysis and basic tools
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Multi-Client Functional Encryption for Linear Functions in the Standard Model from LWE

Asiacrypt
WP4 Building blocks for practical advanced protocols
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Paper in PDF

On the Shortness of Vectors to be found by the Ideal-SVP Quantum Algorithm

Crypto
WP3 Computational problems, cryptanalysis and basic tools
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Security of the Fiat-Shamir Transformation in the Quantum Random-Oracle Model

Crypto
WP4 Building blocks for practical advanced protocols
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Exploring Trade-offs in Batch Bounded Distance Decoding

WP3 Computational problems, cryptanalysis and basic tools
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An LLL Algorithm for Module Lattices

Asiacrypt
WP3 Computational problems, cryptanalysis and basic tools
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Paper in PDF

Implementing RLWE-based Schemes Using an RSA Co-Processor.

WP3 Computational problems, cryptanalysis and basic tools
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Fully Secure Attribute-Based Encryption for t-CNF from LWE

Crypto
WP4 Building blocks for practical advanced protocols
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Paper in PDF