One of the largest providers of HTTPS certificates, Let’s Encrypt, saw its root certificate expire this week — meaning you might need to upgrade your devices to prevent them from breaking. Let's ...

The majority of certificate outages don’t begin with a breach alert. They are silent at first. One day, a browser warning appears when your website loads, causing users to hesitate and your traffic to ...

The Dutch Ministry of the Interior and Kingdom Relations announced Friday that it would revoke both DigiNotar PKIoverheid root certificates as of Wednesday, Sept. 28. This action follows a decision by ...

One of the biggest non-profit Certificate Authorities (CA) services is experiencing high levels of renewals from websites and apps, with some big name sites seeing significant outages. Due to its ...

Many websites experienced issues this week following the expiration of a root certificate provided by Let's Encrypt, a free and open certificate authority (CA) used by millions of sites. Let's Encrypt ...

RADIUS didn’t fail — certificate trust did, proving one forgotten root CA can bring modern network access to a full stop.

A number of websites and services reported issues on Thursday thanks to the expiration of a root certificate provided by Let's Encrypt, one of the largest providers of HTTPS certificates. At around 10 ...