The security of tens of thousands of websites is in question after the CEO of a company that sells HTTPS certificates included the private keys for 23,000 customers in an email—an apparent attempt to ...

Before talking about Root Certificates, it is necessary to take a look at how cryptography works in the case of web conversations, between websites and browsers or between two individuals in the form ...

The private key used to sign EU Digital Covid certificates has been reportedly leaked and is being circulated on messaging apps and online data breach marketplaces. The key has also been misused to ...

Two more self-signed root certificates and corresponding private keys were found on Dell computers. eDellroot is not the only self-signed trusted root certificate on Dell computers. Researchers at Duo ...

Trustico, a reseller of SSL certificates, has stated that they stored the private keys of some of the SSL certificates it issued to its customers over the past years. This came in the form of a ...

Certificate-based authentication is a cryptographic technique that allows one computer to securely identify itself to another across a network connection, using a document called a public-key ...

Microsoft has issued a security advisory today warning that two applications accidentally installed two root certificates on users' computers, and then leaked the private keys for all. The software ...

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 ...