These are 64-bit Ubuntu 14.04 servers. Please note that each of these servers resides within the same domain. This will be important for the configuration we are implementing in this guide, because we will be leveraging a wildcard certificate that will match for any of the hosts within the domain. In this guide, we will focus on creating a TLS certificate authority in order to sign certificates fo
![How To Secure Consul with TLS Encryption on Ubuntu 14.04 | DigitalOcean](https://cdn-ak-scissors.b.st-hatena.com/image/square/838b975ebab624d574a4e4e56adfe89c95e02cd5/height=288;version=1;width=512/https%3A%2F%2Fwww.digitalocean.com%2F_next%2Fstatic%2Fmedia%2Fintro-to-cloud.d49bc5f7.jpeg)