XKPasswd - Secure Memorable Passwords

CipherShed is free (as in free-of-charge and free-speech) encryption software for keeping your data secure and private. It started as a fork of the now-discontinued TrueCrypt Project.

Amazon Glacier is an extremely low-cost storage service that provides secure and durable storage for data archiving and backup. In order to keep costs low, Amazon Glacier is optimized for data that is infrequently accessed and for which retrieval ...

Block downloads, lock down bookmarks/addons/downloads with a password.

Includes a filter for blocking downloads by file extensions.