# Certificate Trust

> This add-on uses a colored icon to show whether the SSL/TLS certificate currently used by the website is classified as trustworthy by Mozilla or only by the local computer. It helps to identify proxies.

Canonical page: [https://chrome-stats.com/d/certificate-trust](https://chrome-stats.com/d/certificate-trust)

## Overview

- **ID:** `certificate-trust`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** devmni
- **Category:** privacy-security
- **Daily users:** 117
- **Weekly downloads:** 7
- **Rating:** 4.00 / 5 (1 ratings)
- **Version:** 1.0.1
- **Last updated:** 2026-08-12
- **First published:** 2025-02-17
- **Size:** 528 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/certificate-trust/)

## Description

This add-on uses a colored icon to show whether the SSL/TLS certificate currently used by a website for its HTTPS connection is classified as trustworthy by Mozilla, only by the local computer, self-signed, or an HTTP connection. For example, it helps to identify corporate proxies, which Firefox otherwise displays with a green lock by default.

## Rankings

- #10,716 — Overall
- #14 — trust
- #50 — identify
- #100 — education
- #125 — education
- #126 — catalog

## Permissions and access

### Permissions

- `webRequest`
- `webRequestBlocking`
- `tabs`
- `<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 was recently updated in the past month. New updates 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).

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