AsMask 2.6
AsMask can encrypt and hide all format secret files or text messages into an image. Encryption method based on 256-bit encryption algorithm. The solution is reliable and you can set a password to protect the encryption files and text messages. You can view the image hidden files and text messages as same as normal image. Nobody can aware of messages hidden in the image. AsMask can hide files and text messages into any format images.

PDF-Recover 4.x
pdf-Recover disables restricted operations on PDF files instantly. It removes the master password and security settings with one click. If you can´t remember your password, pdf-Recover will allow to reset encrypted files - and provide without any restrictions. 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 will help.

LockLizard Safeguard PDF Security 2.6.29
PDF document security software with US Government strength encryption and DRM digital rights management controls. Control who can view your PDF documents and how they are used. Stop copying, sharing, modifying, and screen grabbing. Control the number of views and prints or disallow printing altogether. Control when documents expire and instantly revoke them. No useless pdf password security. Complete PDF copy protection and PDF control.

Belltech InfoProtect Data Security 1.3
Belltech InfoProtect Data Security can encrypt and hide any file or text data within ordinary jpg, bmp and gif images. Image with hidden data can be viewed normally using any image viewer. File or data hidden within the image file are completely secure and undetectable, and can only be retrieved using the password. You can hide any file(including zip, pdf, word) or any data in your image, and send to someone who can retrieve using your password.

MEO File Encryption Software 1.1
MEO is a powerful data encryption application to encrypt or decrypt files of any type, including Microsoft Word, Excel and PDF documents. MEO allows you to protect your sensitive data against un-authorized viewers by utilizing the latest data encryption technologies. Keep your documents safe and secure with this free data encryption software.

PDF Encrypter 1.6
Do you want to encrypt your PDF documents? New PDF Encrypter is the thing you need. It is fast, money saving and most handy. PDF Encrypter allows you to set User Password as well as Owner Password. Be sure that no stranger can get access to your file. Besides, there is a wide range of user permissions. For example you can permit to copy and print the file but forbid to modify it.

Unbreakable Encryption Software 2.3.5
New encryption software package featuring a completely uncrackable encryption scheme. This tool is designed for the requirements of the undercover agents working in foreign countries, but may be extended to be used by journalists, lawyers, doctors, military personal etc. Data security software based on unbreakable encryption plus steganographic software. Steganography offers complete protection from data espionage.

Packpal Folder Locker 1.2
PackPal Folder Locker is a password protected software which can encrypt your files, folders, pictures, drives, and documents in seconds. Protected files are hidden from kids, friends, colleagues and kept away from viruses, trojans, worms, spyware as well, and even networked PCs, cable users and hackers. PackPal Folder Locker works on Windows XP/2000/NT/Me and all kinds of disk types like FAT16, FAT32, NTFS

AcroLok 1.0
Lock Acrobat files into a licensable package. Authors can now lock PDF files in a way that requires a license / key to open and display. One file is licensable to as many individual's as required. Automated IPN (and other) registration available. AcroLok protection is totally independent and transparent to the embedded Acrobat security settings. However the PDF is set regarding printing, copying, and saving is how it will remain.

PDF Password Cracker Pro
PDF Password Cracker Pro allows to search for "owner" and "user" passwords with brute-force and dictionary attacks, effectively optimized for speed. In addition, it has Key search attack, which guarantees the decryption (regardless the password length and complexity) of PDF files that use 40-bit encryption. The standard security provided by PDF consists of two different passwords. Owner Password allows to prevent PDF file from printing, editing (changing), selecting text and graphics, or adding/changing annotations and form fields; User Password locks the file so the password is required to open or view the file. If only owner password is set, decryption is being done instantly; decrypted file can be opened in any PDF viewer (e.g. Adobe Acrobat Reader) without any restrictions, i.e. with edit/copy/print/annotate functions enabled. Alternatively, owner password can be recovered using brute-force or dictionary attacks. Additionally, PDF Password Cracker Pro supports "key search" attack that allows to decrypt PDF files with 40-bit security regardless the password length. PDF Password Cracker Pro Features: 1. PDF Password Cracker Pro is easy to use; 2. PDF Password Cracker Pro do NOT need Adobe Acrobat software; 3. PDF Password Cracker Pro support all windows systems; 4. PDF Password Cracker Pro support PDF 1.6 (Acrobat 7.x) files, including 40-bit RC4 decryption, 128-bit RC4 decryption, compressed files and unencrypted metadata; 5. PDF Password Cracker Pro support Adobe Standard 40-bit Encryption and Adobe Advanced 128-bit Encryption; 6. PDF Password Cracker Pro recovers user password required to open the file; 7. Brute-Force, or Dictionary attacks are used to recover the password; 8. PDF Password Cracker Pro automatically saves password search state and can resume after a stop or a crash; 9. Patterns can be used to minimize search time if any part of the password is known; 10. Non-English characters in passwords are supported;