PDF Password Cracker can be used to decrypt protected Adobe Acrobat PDF files, which have "owner" password and "user" password set. It has Key search attack, which guarantees the decryption of PDF files that use 40-bit encryption.
Downloads: 119940 - 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: 94534 - Freeware - Download Now

EncryptMe is a software product that is used to encrypt any user files (documents, images, etc.) and limit access to your information. The program uses the AES algorithm with the 256-bit key length to encrypt data.
Downloads: 65488 - Shareware - Download Now

PDF DRM enterprise document security. Secure PDF documents from unauthorized use, control what users can do with them, control how long they are used, and audit document use. Stop copying, sharing, printing, screen grabbing, stop or limit printing.
Downloads: 86665 - Shareware - Download Now

WinLock Professional is a powerful security solution that lets you restrict access to various computer resources.
Downloads: 107422 - Shareware - Download Now