email security

Cyber attackers have used email obfuscation techniques for decades to conceal malicious code or data within a file, script or network traffic. There are many email obfuscation methods, such as putting addresses into images, captchas or texts that bots cannot read. Such traditional email obfuscation tactics are well known, and security controls have historically been good at patching and stopping them. But recently our threat researchers have uncovered some newly evolving techniques that are designed…