# CertWatch Pro

> CertWatch Pro is a browser extension designed to monitor and alert users about SSL/TLS certificate expirations for the websites they visit. With CertWatch, users can stay informed about impending certificate expirations and take proactive measures.

Canonical page: [https://chrome-stats.com/d/certwatch-pro](https://chrome-stats.com/d/certwatch-pro)

## Overview

- **ID:** `certwatch-pro`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Raya
- **Category:** privacy-security,alerts-updates
- **Daily users:** 1
- **Version:** 3.0
- **Last updated:** 2024-04-01
- **First published:** 2024-03-31
- **Size:** 53 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/certwatch-pro/)

## Description

CertWatch Pro enhances online security by providing users with real-time monitoring of SSL/TLS certificate expirations. When visiting a website secured with HTTPS, CertWatch automatically checks the certificate's expiration date and alerts users if the certificate is nearing expiration or has already expired.

This helps users avoid potential security risks associated with expired certificates and take appropriate actions, such as contacting website administrators or avoiding insecure connections.

Key features of CertWatch include:

- Automatic monitoring of SSL/TLS certificate expirations for visited websites.
- Real-time alerts and notifications when a certificate is nearing expiration or has expired.
- Customizable settings for adjusting alert thresholds and notification preferences.
- Ability to view detailed information about certificate validity and expiration dates.
- Seamless integration with your browser, providing continuous protection against expired certificates while browsing the web.

CertWatch Pro empowers users to proactively manage SSL/TLS certificate expirations and maintain secure browsing environments. Stay informed and stay protected with CertWatch.

## Rankings

- #122,066 — Overall

## Permissions and access

### Permissions

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

## Safety

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

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- 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

- [Certi Watch](https://chrome-stats.com/d/certi-watch)
- [SSL Watcher](https://chrome-stats.com/d/ssl-watcher) — 13 users
- [CertMonitor](https://chrome-stats.com/d/certmonitor) — 1 users
- [Cert Timer Pro](https://chrome-stats.com/d/cert-timer-pro)
- [CertiWatch Plus](https://chrome-stats.com/d/certiwatch-plus)
- [Cert Monitor](https://chrome-stats.com/d/cert-monitor)
- [CertExpiry Alert](https://chrome-stats.com/d/certexpiry-alert) — 3 users
- [Secure CertiMate](https://chrome-stats.com/d/secure-certimate)
- [Secure CertiTracker](https://chrome-stats.com/d/secure-certitracker)
- [Cert Expiration Tracker](https://chrome-stats.com/d/cert-expiration-tracker) — 20 users, 5.00 / 5
- [CertBadger](https://chrome-stats.com/d/certbadger) — 1 users
- [CertiMonitor Pro](https://chrome-stats.com/d/certimonitor-pro)

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