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Breaking the shared key in threshold signature schemes
blog.trailofbits.com | vulnerability | #denial-of-service | #cryptography | #vulnerability-disclosure | #threshold-signatures | #mpc | #dkg | #frost
Summary
Trail of Bits discloses a DoS flaw in Pedersen DKG of threshold signature schemes (Frost, DMZ21, GG20, GG18): a malicious participant can silently raise the shared-key reconstruction threshold.
- Published
- Collected