--- title: "Understanding Phishing Attacks: Hidden Text and Zero Font" description: Phishing scammers are nothing if not clever. We see a constant stream of devious innovation from attackers, and this keeps us busy designing ways to thwart the bad guys. image: https://www.inky.com/hubfs/Understanding-Phishing-Attacks---Hidden-Text-social-1.png --- [![](https://www.inky.com/hs-fs/hubfs/3C_INKY_LOGO.png?width=4176&height=1373&name=3C_INKY_LOGO.png)](https://inky.com/) [![Request Demo](https://no-cache.hubspot.com/cta/default/4660171/df13c8b6-6759-4e78-a407-d8441f072345.png)](https://cta-redirect.hubspot.com/cta/redirect/4660171/df13c8b6-6759-4e78-a407-d8441f072345) # Understanding Phishing Attacks: Hidden Text and Zero Font ![Understanding Phishing - Hidden Text and Zero Font - Cover](https://www.inky.com/hs-fs/hubfs/Understanding%20Phishing%20-%20Hidden%20Text%20and%20Zero%20Font%20-%20Cover.png?width=300&name=Understanding%20Phishing%20-%20Hidden%20Text%20and%20Zero%20Font%20-%20Cover.png) You may have heard that some phishing emails use something called *zero font *— text hidden in an email by various means. But what exactly is this technique, and why do attackers use it? In this document we’ll explain both the why and how of hidden text and zero font. **In this guide, we'll cover:** - What is hidden text - How to spot hidden text - Keyword stuffing - Solutions to flag it **Download the full report below to learn more about this type of phishing attack so you can be better prepared when these emails arrive.** ![Facebook@2x](https://www.inky.com/hs-fs/hubfs/Facebook@2x.png?width=728&name=Facebook@2x.png "Facebook@2x") ![TwitterIcon@2x](https://www.inky.com/hs-fs/hubfs/TwitterIcon@2x.png?width=728&name=TwitterIcon@2x.png "TwitterIcon@2x") ![LinkedIn@2x](https://www.inky.com/hs-fs/hubfs/LinkedIn@2x.png?width=728&name=LinkedIn@2x.png "LinkedIn@2x") Copyright 2026 | INKY Technology Corporation [**](https://www.inky.com/understanding-phishing-hidden-text-and-zero-font#)