Stegomalware is still a relatively unknown term but is becoming more widely leveraged in malware. So you need to know about this semi-low-tech, yet innovative tactic that is imperceptible to the human eye.

It all sounds like the stuff of Sherlock Holmes or “Mission Impossible”, but steganographic malware, or stegomalware for short, is a real thing that broadly describes a host of tactics used to hide data in plain sight.

By understanding email data leaks, their value to attackers, and their root causes, organizations can stay savvy and set up the right tools to thwart many email-targeting attempts.