In November, Mozilla introduced the HTTPS-only Mode, a brand-new security feature available in Firefox 83. Here’s what happens when you enable HTTPS-only Mode: Firefox attempts to establish fully secure connections to every website (even for the http:// addresses), and Firefox asks for your permission before connecting to a website…

At some point we have realised that our, then-current, homepage was far from optimal. It didn’t provide enough of clear, well-structured information about what is it that SSLreminder is doing. We decided to change that. Prototyping in progress Since we don’t have a full-blown team of front-end engineers and UI/UX designers, all the…

Why is the OU field being removed? Oftentimes confusing, the OU field is intended to keep the information about Organizational Unit that the certificate is issued for. This field is mostly optional and there is no generally accepted validation rules for it. To reduce confusion around this field and improve validation times, Digicert…

On the 10th of June a CA/Browser Forum representative informed through Twitter that as of September 1 2020 Google Chrome will start limiting SSL/TLS certificates validity period to 398 days, or a bit over 1 year. So what exactly does this change mean for a website owner or administrator? Since the maximum certificate validity will be…

Welcome back to our blog. Today we are going to find out why do we actually need SSL and what is the benefit of having it enabled. There are 2 protocol groups that provide secure communication over the Internet - SSL and TLS. For the sake of simplicity we are going to call them “SSL” as a group, but we actually mean both, so read it…

Welcome back to the SSLreminder blog. Today we’re looking at the current state of the SSL ecosystem with regards to TLS (SSL) protocol support by modern websites. In order to get the data we have turned to SSL Pulse, a monitoring tool by SSL Labs. It is a continuous and global dashboard for monitoring the quality of SSL/TLS support…

In short, maximum SSL certificate validity period is 2.2 years (in 2020). See below for more details. By voting for Ballot 193, the CA/Browser Forum group have reduced the maximum lifetime for SSL certificates to 825 days or about 2.2 years. Here’s an excerpt from the ballot: Subscriber Certificates issued after March 1, 2018 MUST…