# Browser JSGuard

> An Addon for Detecting Malicious and Suspicious Webpages.

Canonical page: [https://chrome-stats.com/d/browser-jsguard](https://chrome-stats.com/d/browser-jsguard)

## Overview

- **ID:** `browser-jsguard`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** C-DAC, Hyderabad
- **Category:** privacy-security,social-communication
- **Daily users:** 384
- **Rating:** 4.63 / 5 (19 ratings)
- **Version:** 4.0.2
- **Last updated:** 2020-02-07
- **First published:** 2014-08-14
- **Size:** 134 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/browser-jsguard/)

## Description

Browser JSGuard is a powerful Chrome extension designed to detect malicious and suspicious webpages, enhancing your online safety and privacy. By analyzing webpage scripts and behaviors, it helps prevent potential threats like malware, phishing, and unauthorized tracking. Easy to install and use, Browser JSGuard gives users peace of mind by actively guarding against harmful content while browsing the internet.

## Rankings

- #5,816 — Overall
- #41 — browser
- #49 — chrome browser
- #50 — browser tab
- #112 — grow
- #230 — detect

## Permissions and access

### Permissions

- `tabs`
- `activeTab`
- `<all_urls>`
- `webRequest`
- `webRequestBlocking`
- `storage`
- `webNavigation`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Very high risk impact
- **Risk likelihood:** Low 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).

## Review summary

### Pros

- Effectively blocks JS-Malware encoded scripts
- No false positives
- Non-intrusive operation
- Unique compared to other security add-ons

### Cons

- Cannot run on Firefox Android browser
- Breaks few login pages

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Source: [Chrome-Stats](https://chrome-stats.com/d/browser-jsguard)