# PassLok for Email

> High security email encryption for Gmail, Yahoo, and Outlook online. PassLok is in no way associated with those services. Easy to use, powerful extension, which includes message hiding, forward secrecy and attachments, and runs also on Chrome.

Canonical page: [https://chrome-stats.com/d/passlok-for-email](https://chrome-stats.com/d/passlok-for-email)

## Overview

- **ID:** `passlok-for-email`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** F. Ruiz
- **Category:** privacy-security,social-communication
- **Daily users:** 49
- **Weekly downloads:** 1
- **Rating:** 4.67 / 5 (3 ratings)
- **Version:** 1.0
- **Last updated:** 2024-12-04
- **First published:** 2016-06-20
- **Size:** 205 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/passlok-for-email/)
- **Website:** [https://github.com/fruiz500/PassLok4email](https://github.com/fruiz500/PassLok4email)

## Description

PassLok for Email is a Firefox add-on that offers easy-to-use, end-to-end secure encryption for email, real-time chat, and file encryption. It does not rely on servers, ensuring immunity to hacking or government intervention.

## Rankings

- #16,174 — Overall
- #38 — polished emails
- #39 — export emails
- #46 — email
- #90 — slow
- #131 — hotmail

## Permissions and access

### Permissions

- `storage`
- `alarms`

### Host permissions

- `https://mail.google.com/*`
- `http://mail.google.com/*`
- `https://google.com/*`
- `http://google.com/*`
- `http://*.mail.yahoo.com/*`
- `https://*.mail.yahoo.com/*`
- `http://*.live.com/*`
- `https://*.live.com/*`

### Content script matches

- `mail.google.com`
- `*.mail.yahoo.com`
- `*.live.com`

## Safety

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

### Analysis details

- Request access to the following domains: google.com, yahoo.com, live.com
- 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).

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- [Data Padlock](https://chrome-stats.com/d/data-padlock)
- [SecureMail Encryptor](https://chrome-stats.com/d/securemail-encryptor)
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- [KyberLock](https://chrome-stats.com/d/kyberlock) — 3 users
- [Email Privacy Lock](https://chrome-stats.com/d/email-privacy-lock) — 2 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/passlok-for-email)