Recently at Ars we’ve had a couple of discussions about the use of HTTPS—that is, HTTP secured using SSL or TLS—for every website, as a way of keeping sensitive information out of reach of ...

SCEP or Simple Certificate Enrollment Protocol, allows devices to enroll for a certificate using a URL and a secret key. You can use Intune to deploy SCEP certificates to Windows devices. However, if ...

The way in which Firefox caches intermediate CA certificates allows a third-party to deduce various details about website visitors and also link advertising profiles to private browsing sessions.

On October 14(th) , 2025, the CA/B Forum, which establishes standards within the certificate industry, voted to reduce the lifetime of Code Signing Certificates from 39 months to 460 days. The changes ...

Microsoft's Active Directory PKI component commonly have configuration mistakes that allow attackers to gain account and domain-level privileges. As the core of Windows enterprise networks, Active ...

How to add a trusted Certificate Authority certificate to Internet Explorer or Microsoft Edge Your email has been sent Adding a trusted Certificate Authority ...

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 ...

Using computing power from a cluster of 200 PS3 game consoles and about $700 in test digital certificates, a group of hackers in the U.S. and Europe have found a way to target a known weakness in the ...

The digital equivalent of an ID card used in conjunction with a public key encryption system. Also called a "digital ID," "digital identity certificate," "identity certificate" and "public key ...