International Association for Cryptologic Research

International Association
for Cryptologic Research

IACR News item: 10 June 2024

Edsger Hughes
ePrint Report ePrint Report
A number of existing cryptosystems use the well-known LSAG signature and its extensions. This article presents a simple logarithmic-size signature scheme LS-LSAG which, despite a radical reduction in size, retains the basic code block of the LSAG signature. Therefore, substituting LS-LSAG for LSAG requires minimal changes to almost any existing coded LSAG extension, making it logarithmic instead of linear.
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