CryptoMite
CryptoMite enables you to encrypt, decrypt, and wipe files and folders of any type. It supports various encryption engines, along with zip compression. Functions to build self-extracting encrypted zip files and email capabilities are also included. Encrypt your files and folders from within the Windows shell. CryptoMite adds a context menu entry to all files, folders, and drives. This lets you encode/decode/wipe them with right-click ease.