CSS Exfil Protection

Guard against CSS data exfiltration attacks.

What is CSS Exfil Protection?

CSS Exfil Protection is a Chrome extension developed by https://mike-gualtieri.com, and its main feature is "Guard against CSS data exfiltration attacks.".

Extension Screenshots

screenshot

Download CSS Exfil Protection Extension CRX File

Download CSS Exfil Protection extension files in crx format, manually install Chrome extensions in the browser, or share the crx files with friends to easily install Chrome extensions.

Extension Usage Instructions

                        Guard your browser against CSS Exfil attacks!

CSS Exfil is a method attackers can use to steal data from web pages using Cascading Style Sheets (CSS).  This plugin sanitizes and blocks any CSS rules which may be designed to steal data.                    

Extension Basic Information

Name CSS Exfil Protection CSS Exfil Protection
ID ibeemfhcbbikonfajhamlkdgedmekifo
Official URL https://chromewebstore.google.com/detail/css-exfil-protection/ibeemfhcbbikonfajhamlkdgedmekifo
Description Guard against CSS data exfiltration attacks.
File Size 40.85 KB
Installation Count 4,532
Current Version 1.1.0
Last Updated 2020-08-25
Publish Date 2019-10-15
Rating 4.00/5 Total 3 Ratings
Developer https://mike-gualtieri.com
Email [email protected]
Payment Type free
Extension Website https://www.mike-gualtieri.com/css-exfil-vulnerability-tester
Help Page URL https://github.com/mlgualtieri/CSS-Exfil-Protection/issues
Privacy Policy Page URL https://raw.githubusercontent.com/mlgualtieri/CSS-Exfil-Protection/master/PRIVACY.txt
Supported Languages en
manifest.json
{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 2,
    "name": "CSS Exfil Protection",
    "version": "1.1.0",
    "description": "Guard against CSS data exfiltration attacks.",
    "content_security_policy": "script-src 'self'; object-src 'self'; style-src 'self'",
    "permissions": [
        "http:\/\/*\/",
        "https:\/\/*\/",
        "storage",
        "tabs"
    ],
    "homepage_url": "https:\/\/www.mike-gualtieri.com\/css-exfil-vulnerability-tester",
    "icons": {
        "16": "icons\/icon-16.png",
        "32": "icons\/icon-32.png",
        "48": "icons\/icon-48.png",
        "64": "icons\/icon-64.png",
        "128": "icons\/icon-128.png"
    },
    "browser_action": {
        "default_icon": {
            "48": "icons\/icon-48.png"
        },
        "default_popup": "popup.html"
    },
    "options_ui": {
        "page": "popup.html",
        "chrome_style": true
    },
    "content_scripts": [
        {
            "js": [
                "content.js"
            ],
            "matches": [
                ""
            ],
            "all_frames": true,
            "run_at": "document_start"
        }
    ],
    "background": {
        "scripts": [
            "background.js"
        ]
    }
}