Advanced Office Password Recovery 3.04
A program to recover lost or forgotten passwords to files/documents created in Microsoft Office components (up to Office 2003) and other Microsoft software: Word, Excel, Access (including user-level passwords and owner information), Project, Money, PowerPoint, Publisher, Visio, OneNote, Backup, Schedule+, Mail; support Microsoft Money 2006 files and Passport accounts. Most passwords are being recovered instantly or just in a few minutes.

Powerpoint Password Recovery Key 7.1
Powerpoint Password Recovery Key recovers passwords for MS Powerpoint presentations (.ppt). Powerpoint Key works with all versions of MS Powerpoint and provides recovery for all types of passwords including instant reset of File-Modify passwords. Powerpoint File-Open passwords are recovered using a combination of Brute-Force, Xieve(tm) and Dictionary attacks. Has online help and full install/uninstall support.

PowerPoint Password 11.0.8050
PowerPoint Password cracks lost passwords to password-protected PowerPoint presentations (*.ppt, *.pps). PowerPoint password protection is based on strong crypto algorithms, so password recovery is a complex task. PowerPoint Password uses various recovery methods: Plain Dictionary and Hybrid Dictionary attacks, Brute-Force attacks, and Smart-Force (TM) attacks.

PowerPoint Password Recovery 2.1.1
PowerPoint Password Recovery is a program to recover lost or forgotten passwords for Microsoft PowerPoint presentations. Multilingual passwords are supported. All versions of Microsoft PowerPoint are supported.

pdf-Recover Professional 4.x
You cannot print a PDF file? You cannot copy & paste texts from a PDF? You cannot edit a PDF document? Then your file is protected with a "master password"! pdf-Recover Professional is the leading software solution to disable restricted operations on PDF files instantly. It decrypts protected Adobe Acrobat PDF forms & files, which have "master" password set and removes the security settings with one click.