Forget expired TLS certificates; the lightweight Caddy web server handles Let's Encrypt certificates and redirects HTTP traffic by default For administrators seeking an easier method to turn on HTTPS ...

In this article, we will look at how to fix The server certificate did not match any of the expected values, Error 0x8a15005e. The issue happens when a user is trying ...

The U.S. National Security Agency (NSA) is warning of the dangers stemming from the use of broadly-scoped certificates to authenticate multiple servers in an organization. In a document released last ...

Four years ago, a major computer outage at Japanese airline Nippon Airways occurred due to a relatively minor problem related to security authentication certificates. So why are certificates causing ...

It appears that Google’s Gmail SMTP (send mail) server might have let their secure certificate expire. I personally just got notified that the smtp.gmail.com server was not secure due to the ...

Microsoft released two optional security updates Tuesday to block digital certificates that use the MD5 hashing algorithm and to improve the network-level authentication for the Remote Desktop ...

When visiting a website, if you receive a warning and an error message saying that the Server certificate has been revoked ERR CERT REVOKED, then it means that SSL ...

Backdoor and Trojan malware variants are being distributed through a new phishing technique that attempts to lure victims into accepting an "update" to website security certificates. Certificate ...