01-31, 09:50–10:00 (Europe/Zurich), Beacon Stage
There's a known dichotomy between Multisig and MPC solutions when it comes to custody solutions. Multisig solutions used to leak signer information on-chain. We demonstrate that one can use Multisig while retaining privacy of the signers.
zkSafe is a free and open Safe module that allows one to keep signers hidden when sending the transactions. The set of signers remains completely in the client's browser, and using in-browser proving, we can send all Safe transactions without revealing identities of the signers.
CTO of 1kx, previously Head of Distributed Systems Engineering at Zilliqa, Engineer at DFINITY, TPM at Google and engineering lead at multiple startups.