GAP600 scores and guarantees Bitcoin transactions as they are published on the network, letting exchanges, PSPs and merchants accept zero-confirmed Bitcoin payments & deposits, without the inherent risk of double-spend. To date GAP600 has underwritten in excess of $900M in Bitcoin transactions across 200k trxs/month, saving its customers an average 28 minutes on deposit & payment recognition. We are passionate about Bitcoin and adding value to the greater Bitcoin & cryptocurrency ecosystem. Our vision is to underwrite Bitcoin transactions, and enable the instant acceptance of zero-confirmed Bitcoin transactions. Our team has its roots in the fields of online financial infrastructure development, payment fraud detection, and cybersecurity. We are comprised of professional data scientists and statisticians skilled in designing real-time risk engines that model transactional fraud, as well as network, software and Bitcoin engineers.