Cruel Summer: hybrid signatures, Downfall, Zenbleed, 2G downgrades
Security Cryptography Whatever
00:00
Downgrade Attacks and Crypto Talks at Conferences
The speakers discuss downgrade attacks in the context of 3G to 2G transitions and vulnerabilities that can be exploited. They also mention crypto talks at Black Hat related to wallets and an attack on ECDSA threshold. The lack of recommendations for protecting against these attacks and vulnerabilities of certain threshold signature schemes are highlighted.
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