Abort extracting vk when there are no phase 2 contributions#620
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StefanosChaliasos wants to merge 1 commit intoiden3:masterfrom
Open
Abort extracting vk when there are no phase 2 contributions#620StefanosChaliasos wants to merge 1 commit intoiden3:masterfrom
StefanosChaliasos wants to merge 1 commit intoiden3:masterfrom
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Following recent exploits in which users didn't contribute in phase 2 before extracting their verification key, I suggest adding a check and printing an error message in such cases.
Context:
https://x.com/PashovAuditGrp/status/2025598503255167195?s=20
https://x.com/blockaid_/status/2026937160079970737
https://blog.zksecurity.xyz/posts/groth16-setup-exploit/