This guide provides a step-by-step tutorial for setting up HashiCorp Vault on an Ubuntu system from scratch.Ensure you have Ubuntu 20.04 or later, a terminal with sudo privileges, and Vault installed on your system.Create directories, set up a configuration file, start the Vault server, initialize Vault, and unseal it to begin using it.Vault can be used for storing secrets, authentication, access control, and provides a secure secrets management solution.