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Leaky McEliece: Secret Key Recovery From Highly Erroneous Side-Channel Information
Oct. 9, 2023, 9:48 a.m. |
IACR News www.iacr.org
ePrint Report: Leaky McEliece: Secret Key Recovery From Highly Erroneous Side-Channel Information
Marcus Brinkmann, Chitchanok Chuengsatiansup, Alexander May, Julian Nowakowski, Yuval Yarom
The McEliece cryptosystem is a strong contender for post-quantum schemes, including key encapsulation for confidentiality of key exchanges in network protocols.
A McEliece secret key is a structured parity check matrix that is transformed via Gaussian elimination into an unstructured public key. We show that this transformation is a highly critical operation with respect to side-channel leakage.
We …
channel confidentiality eprint report information key marcus may network post-quantum protocols quantum recovery report secret secret key side-channel
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