Infisical, a company focused on secrets management for software infrastructure, announced a $16 million Series A funding round led by Elad Gil, with contributions from Y Combinator, Gradient Ventures, and other notable investors. Initially starting as an open-source project, Infisical has grown to secure workloads for major enterprises across various industries, becoming the go-to solution for engineering organizations to manage API keys, database credentials, and other crucial secrets. Despite being cash-flow positive, the company pursued this funding round to capitalize on expanding opportunities and has recently introduced additional services like Infisical PKI, SSH, and KMS, aiming to build a comprehensive open-source security stack for the AI era. Infisical attributes its success to the support of its customers and community and is actively hiring to expand its team in San Francisco and globally.