Installing Let’s Encrypt - Free & Open TLS certificate

Let’s Encrypt is a free and open certificate authority managed by a public benefit organization called ISRG which concentrates on the security communication over the Internet. There are many technology companies like Mozilla, Akamai, EFF, Cisco, IdenTrust, Facebook, etc are sponsors and the platinum sponsors have a seat in their Technical Advisory Board. It uses Automated Certificate Management Environment (ACME) protocol to enable communication between the certification authority and the web server to which the certificate is issued. Let’s encrypt uses ACME to validate the domain Server Name Indication. ACME protocol has been submitted as draft to IETF for formal approval process to be an RFC. Read more