Atomic Word Password Recovery is the tool of choice, it supports most of the document encryption algorithms available in MS Office. 100% password recovery for most of file types.
Downloads: 26325 - Shareware - Download Now

Wise Folder Hider is a free file/folder hiding tool. This application can quickly and safely hide not only the files/folders on local partitions and/or on removable devices but also USB drives and the files/folders on USB drives
Downloads: 26586 - Freeware - Download Now

RAR Password Recovery is a powerful tool to recover lost (forgotten) passwords for a RAR/WinRar archives. The program supports the Brute-Force attack, dictionary-based attack and dramatically fastest "Booost-Up" attack.
Downloads: 27382 - Shareware - Download Now

Peachtree Password Recovery is a program to recover lost or forgotten passwords for Peachtree Accounting company files. All passwords are recovered instantly regardless of length. Multilingual passwords are supported.
Downloads: 26515 - Shareware - Download Now

Secure-USB - a tiny, portable and easy-to-use file encryption software that implements strong 256-bit AES encryption to encrypt data.
Downloads: 27388 - Shareware - Download Now