Ever wondered what goes on behind the scenes to keep user assets safe in the notoriously dangerous field of cryptocurrency custodianship? Turns out you can model cryptocurrency protocols after existing communications networks, then build tooling to monitor and respond to threats as they emerge. Shamiq opens with examples of concerning threats and walks us through ways to detect those threats. He further discusses challenges Coinbase experienced extending their tools from one protocol and heuristic to many protocols and heuristics.