DeepVault extension allows you to verify your files and documents. You can know when a file/document has been altered or changed. DeepVault add-on works with the DeepVaultOnline API from https://deepvaultonline.com/ using blockchain technology.
Limitlesslane - Free Password Manager
Limitlesslane is the best way to store and manage all of your internet accounts in maximum security.
Passwords Cleaner (Eraser)
Quickly delete/wipe your browser stored passwords for a defined period with one click
Dalenryder Password Generator Addon
A simple extension that allows you to generate passwords in your webbrowser.
LogMote provides a way to manage web site login/passwords stored on your smartphone when surfing the internet with your computer.
Secure password aggregator.