Darkpay Market is a peer-to-peer Tor onion service and anonymous marketplace, built on several existing technologies. Transactions between all parties and each step of a trade is cryptographically signed & encrypted. This ensures authenticity of the data, prevents tampering with contacts. Darkpay Market stands as a witness of the transaction between the buyer and vendor. Additionally, Darkpay Market employs a built-in tumbler that mixes all incoming bitcoins through a series of dummy transactions before they ever leave. Payments are performed using BTC & XMR.