# MasterKey

> Master key password manager — AES-encrypted local vault

Canonical page: [https://chrome-stats.com/d/master\_key](https://chrome-stats.com/d/master_key)

## Overview

- **ID:** `master_key`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed
- **Publisher:** Brockmacia
- **Daily users:** 25
- **Version:** 1.2.0
- **Last updated:** 2026-03-24
- **First published:** 2026-03-21
- **Size:** 14 KB
- **Data as of:** 2026-04-23
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/master_key/)

## Permissions and access

### Permissions

- `storage`
- `clipboardWrite`

## Safety

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

### Analysis details

- Allows reading and modifying clipboard content, which can be sensitive, posing a moderate privacy risk.
- This extension is not longer available in the store

## Similar extensions and apps

- [KeyVault - Password Manager](https://chrome-stats.com/d/keyvault-password-manager) — 2 users
- [SecretBox](https://chrome-stats.com/d/secretbox) — 24 users
- [PasswordVault](https://chrome-stats.com/d/passwordvault)
- [PassKey](https://chrome-stats.com/d/passkey) — 15 users
- [Keypher Password Manager](https://chrome-stats.com/d/keypher-password-manager)
- [Simple Password Manager](https://chrome-stats.com/d/local-password-manager) — 1 users
- [MasterKey](https://chrome-stats.com/d/masterkey) — 1 users, 5.00 / 5
- [T-Vault Password Manager](https://chrome-stats.com/d/t-vault-password-manager) — 1 users
- [Local Password Manager](https://chrome-stats.com/d/securevault) — 1 users
- [PassVault - Password Manager](https://chrome-stats.com/d/passvault-password-manager) — 2 users, 5.00 / 5
- [VaultKeepR](https://chrome-stats.com/d/vaultkeepr)
- [VaultPass](https://chrome-stats.com/d/vault_pass) — 24 users

---

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