A Classically Efficient Forgery of MPPK/DS Signatures

期刊论文
发表日期：

2024年4月1日

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Laura Maddison,
Monica Nevins

摘要

We present an original efficient classical attack on MPPK/DS, a proposed multivariate-based post-quantum digital signature scheme. We then use ideas from another recent attack on MPPK/DS by Hao Guo, ultimately producing an attack with efficiency equal to that of the work of an honest verifier.