Trapdoor commitments in the SwissPost e-voting shuffle proof

2019/03/12 : Report of researchers who found a vulnerability in the SwissPost e-voting shuffle. The trapdoor commitment scheme allows an undetectable vote manipulation.

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How not to prove your election outcome (SwissPost voting system 2nd vuln reporte)

2019/03/25: Public vulnerability report in the SwissPost e-voting system. Explanation and proof of the vulnerability. This is the second report showing vulnerabilities in this e-voting system by the security researchers team of Sarah Jamie Lewis, Vanessa Teague, and Olivier Pereira.

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