Gauntlt is a tool that allows developers, operations, and security teams to communicate by automatically running security tools like nmap and validating the results meet expectations. It helps surface vulnerabilities by treating code and infrastructure like attackers would through configuring profiles that launch tools with attacks and validating outputs against pass/fail criteria. Users can get started with Gauntlt by installing it and following tutorials that demonstrate how to define features with scenarios for setup, execution, and assertion steps to test infrastructure is secure.