Christian Kampka authored Sep 19, 2015 and Francesco Colista committed Sep 21, 2015

https://www.vaultproject.io
Vault is a tool for securely accessing secrets. A secret is anything
that you want to tightly control access to, such as API keys, passwords,
certificates, and more. Vault provides a unified interface to any
secret, while providing tight access control and recording a detailed
audit log.