# FENSE Security

> A simple extension to easily block distracting websites and urls for Firefox.

Canonical page: [https://chrome-stats.com/d/staging-fense-security](https://chrome-stats.com/d/staging-fense-security)

## Overview

- **ID:** `staging-fense-security`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Tigers TMA team
- **Category:** appearance
- **Version:** 1.0
- **Last updated:** 2021-03-27
- **First published:** 2021-03-26
- **Size:** 823 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/staging-fense-security/)

## Description

FENSE Security is a simple Firefox add-on that allows users to easily block distracting websites and urls. It provides complete blocking of websites and specific parts of websites, ensuring a distraction-free browsing experience.

## Rankings

- #133,824 — Overall
- #192 — security

## Permissions and access

### Permissions

- `webRequest`
- `webRequestBlocking`
- `activeTab`
- `tabs`
- `notifications`
- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [FENSE Security](https://chrome-stats.com/d/fense-security-staging)
- [FENSE Security](https://chrome-stats.com/d/fense-security)
- [Facebook URL Blocker](https://chrome-stats.com/d/facebook-url-blocker) — 3 users
- [Block Websites](https://chrome-stats.com/d/block-websites) — 26 users
- [FocusShield - Block Distractions](https://chrome-stats.com/d/focusshield-block-distractions)
- [Good Fences](https://chrome-stats.com/d/good-fences) — 3 users
- [FocusShield - Website Blocker](https://chrome-stats.com/d/focusshield-website-blocker)
- [Website Blocker](https://chrome-stats.com/d/the-website-blocker) — 1,916 users, 3.94 / 5
- [Simple Site Blocker](https://chrome-stats.com/d/simple-site-blocker) — 23 users, 4.50 / 5
- [Security Shield](https://chrome-stats.com/d/security-shield) — 1 users
- [Distraction Blocker Extension](https://chrome-stats.com/d/distraction-blocker-extension)
- [Fox Web Security](https://chrome-stats.com/d/fox-web-security) — 276 users, 2.40 / 5

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Source: [Chrome-Stats](https://chrome-stats.com/d/staging-fense-security)