Monthly Archives: January 2016

Fully automate Let’s Encrypt certificate on Debian using central webroot Folder

Let’s Encrypt is a relatively new Certificate Authority sponsored by multiple large companies such as Mozilla, Cisco, Akamai, Facebook, OVH and many others. Let’s Encrypt provides free SSL certificates for anyone which are trusted by all major browsers. The key benefit is that the complete issuing process including domain validation is done automatically using theā€¦ Read More »

Bash One-Liner to Calculate Remaining Days of SSL Certificates

Consider you have a bunch of SSL certificates and just want to know how long it is still valid. From the linux command line, this is a one-liner just giving you the number of days this certificate is still valid: