We briefly covered zkP2P in The Inefficient Market Hypothesis. It uses zkEmail to build a trustless, non-KYC, peer-to-peer on/offramp marketplace. It does so by matching on-rampers with off-rampers with an orderbook-like interface, facilitating fiat payment on fintech apps like Venmo and Cashapp, and using the payment confirm email to unlock funds from an onchain escrow contract. It is a promising concept that was struggling to get off the ground, as many peer-to-peer style projects do.

After Venmo made changes to payment confirmation emails, zkP2P shifted f