Spotting hidden text and zero font attacks
You may have heard that some phishing emails use something called zero font — text hidden in an email by various means.
It is a brand forgery email intended to harvest login credentials, and thanks to the richness and complexity of modern HMTL, spotting these threats can be a real challenge. But what exactly is this technique, and why do attackers use it?
Read this document to learn both the why and the how of hidden text and zero font.