CSS Exfil Protection is a free Chrome add-on developed by Mike Gualtieri. It falls under the category of Browsers and the subcategory of Add-ons & Tools. This program aims to protect your browser against CSS Exfil attacks, which are methods used by attackers to steal data from web pages using Cascading Style Sheets (CSS).

CSS Exfil Protection works by sanitizing and blocking any CSS rules that may be designed to steal data. By doing so, it provides an extra layer of security to your browsing experience. With this add-on installed, you can browse the internet with peace of mind, knowing that your data is safeguarded against CSS data exfiltration attacks.

This Chrome add-on is a valuable tool for anyone concerned about their online privacy and security. With its simple installation and effective protection, CSS Exfil Protection is a must-have for users who want to enhance their browser's security.