Ex-Apple Engineer Unveils Privacy-Focused Crypto Visa Card

Description

Three years in the making, the Payy Visa card hides stablecoin transactions using clever cryptographic proofs and a custom-built ledger, avoiding the situation where non-custodial card spending can be looked up and traced on public blockchains. Former Apple iOS engineer Sid Gandhi, co-founder of the team that built the Payy card, thinks it’s irresponsible, unethical, even borderline illegal – taking General Data Protection Regulation (GDPR) into consideration – to offer users on-chain financial ...