Let's Encrypt
How To HTTPS Secure Drupal 8 Running Nginx with Let's Encrypt on Ubuntu 18.04
May 15, 2020Let's Encrypt have done some very good job, providing SSL certificates that everyone can use absolutely for free. Encrypted HTTPS websites should be default in 2020. I have been implementing HTTPS secure websites for years. Until now I mostly worked with Drupal 7 websites and for securing them I have been...
Let's Encrypt Fix for "produced an unexpected error: Problem binding to port 443: Could not bind to IPv4 or IPv6.. Skipping."
August 06, 2018The other day I faced this problem - server was not automatically renewing Let's Encrypt certificate: produced an unexpected error: Problem binding to port 443: Could not bind to IPv4 or IPv6.. Skipping. It took me some time to debug and find a solution, which is as easy as shutting...
How to Renew Let's Encrypt SSL Certificate
June 27, 2016Free SSL certificates from Let's Encrypt certify are issued for a short 3 month term. I first enabled secure HTTPS pages around at start of 2016, and now it's time to renew SSL. The following tutorial is written for Nginx, but should work for Apache as well (with minor modifications) Stop Nginx​ sudo...
Let's Encrypt to fix HTTPS Certificate incompatibility with Windows XP and Google Chrome
March 09, 2016It was about a month ago - when I successfully installed secure https pages for my blog, I opted for using free certificate provided by Let's Encrypt certificate authority. I first heard Let's Encrypt certificate authority from KeyCDN. It was super easy and fast to create SSL certificates for my Linode powered...
Linode: How To Secure Nginx with Let's Encrypt on Ubuntu 12.04
February 06, 2016Encrypted HTTPS websites are pretty much a hot topic nowadays. I have seen a lot noncommercial websites and blogs using HTTPS protocol lately. I believe cheap prices for certificates and possible SEO boost from Google are pushing more and more to add HTTPS. Including me! In fact this article is...