ソース:[1] Threshold ECDSA in 3 rounds - a16z crypto (https://a16zcrypto.com/posts/videos/threshold ...)[2] Key Discovery in ECDSA: Understanding Implementation and Security Risk - Hacken.io (https://hacken.io/discover/key-discovery-in-e ...)[3] Threshold ECDSA in 3 rounds with Abhi Shelat | a16z crypto research talks - YouTube (https://vertexaisearch.cloud.google.com/groun ...)