Zero Trust for Email: Implementing Advanced Protections on Linux

Email threats have long outgrown spamming and obvious phishing. Attackers now exploit trust itself. They impersonate internal users, hijack legitimate threads, and abuse misconfigured configurations. Defenses like perimeter filtering or static rules are not adequate any longer. A Zero Trust model redefines the issue by eliminating implicit trust at all phases of email processing.This shift is especially important in modern Linux mail environments where services are often modular, network-exposed, and heavily dependent on correct configuration across multiple components.LinuxSecurity – Security ArticlesRead More