An X.509 certificate is a digital certificate that uses the widely accepted international X.509 public key infrastructure (PKI) standard to verify that a public key belongs to the user, computer or ...

Researchers say that threat actors looking for a covert channel for stealing data from a firewalled network can abuse X.509 certificates to hide and extract data without being detected. X.509 is just ...

This nuts and bolts guide is a must-read for anyone wants to know about Windows Server 2003 security and leverage the operating systems' security infrastructure.

There is a bit of controversy over the new end-to-end encryption feature that Gmail is offering to business customers. The traditional definition that security experts use requires that only the ...

Researchers at Fidelis Cybersecurity have identified a new technique that attackers can potentially employ for covertly exchanging data using X.509 digital certificates. The method builds on previous ...