LDPC Strikes Again: New Key-Recovery Chosen-Ciphertext Side-Channel Attacks on NTRU-based KEMs

In this work, we introduce novel techniques for adapting the SCA-LDPC framework to conduct efficient plaintext-checking (PC) oracle-based side-channel attacks on NTRU-style Key Encapsulation Mechanisms (KEMs). We specifically address the unique algebr

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Publication Details

Published
2025-11-11
DOI
https://doi.org/10.36227/techrxiv.176288019.98130379/v1
Primary Topic
Cryptographic Implementations and Security
Type
article
Field-Weighted Citation Impact
0.00

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article

LDPC Strikes Again: New Key-Recovery Chosen-Ciphertext Side-Channel Attacks on NTRU-based KEMs

Qian Guo, Denis Nabokov, Xiaofei Tong
Cryptographic Implementations and Security
article

LDPC Strikes Again: New Key-Recovery Chosen-Ciphertext Side-Channel Attacks on NTRU-based KEMs

Qian Guo, Denis Nabokov, Xiaofei Tong
article en

Abstract

In this work, we introduce novel techniques for adapting the SCA-LDPC framework to conduct efficient plaintext-checking (PC) oracle-based side-channel attacks on NTRU-style Key Encapsulation Mechanisms (KEMs). We specifically address the unique algebr

Beijing University of Posts and Telecommunications (CN), Lund University (SE)
Knut och Alice Wallenbergs Stiftelse, Vetenskapsrådet, National Key Research and Development Program of China
Openalex Percentile: Top 82%
Cryptographic Implementations and Security
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