> cat /dev/github | grep security-tools
discovered 03 Aug 2026

Frey-Ruck-Attack

HTML ★ 13 via github-topic
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The Frey-Rück Attack implementation allows for the extraction of the ECDSA secret key ("K") from vulnerable Bitcoin transactions. This tool is particularly useful for cryptocurrency analysts and researchers studying signature vulnerabilities in blockchain protocols, enabling them to restore Bitcoin wallets by solving the discrete logarithm problem through compromised signatures. Notable features include practical examples of vulnerable Bitcoin addresses and methodologies for conducting cryptanalysis efficiently.