Results 141 to 150 of about 678,464 (182)

A critical analysis of deployed use cases for quantum key distribution and comparison with post-quantum cryptography. [PDF]

open access: yesEPJ Quantum Technol
Aquina N   +9 more
europepmc   +1 more source

Masking ring-LWE [PDF]

open access: yesJournal of Cryptographic Engineering, 2016
In this paper, we propose a masking scheme to protect ring-LWE decryption from first-order side-channel attacks. In an unprotected ring-LWE decryption, the recovered plaintext is computed by first performing polynomial arithmetic on the secret key and then decoding the result. We mask the polynomial operations by arithmetically splitting the secret key
Íngrid Verbauwhede   +2 more
exaly   +6 more sources

Compact Ring-LWE Cryptoprocessor [PDF]

open access: yesLecture Notes in Computer Science, 2014
In this paper we propose an efficient and compact processor for a ring-LWE based encryption scheme. We present three optimizations for the Number Theoretic Transform NTT used for polynomial multiplication: we avoid pre-processing in the negative wrapped convolution by merging it with the main algorithm, we reduce the fixed computation cost of the ...
Nele Mentens   +2 more
exaly   +6 more sources

Efficient Ring-LWE Encryption on 8-Bit AVR Processors [PDF]

open access: yesLecture Notes in Computer Science, 2015
Public-key cryptography based on the “ring-variant” of the Learning with Errors (ring-LWE) problem is both efficient and believed to remain secure in a post-quantum world. In this paper, we introduce a carefully-optimized implementation of a ring-LWE encryption scheme for 8-bit AVR processors like the ATxmega128.
Howon Kim   +2 more
exaly   +8 more sources

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