A-PDF Password Security is a desktop utility program allowing you to change password security of existing Acrobat PDF files. That means you can protect PDF files with 128 bit encryption or remove the password protection. It can handle either single or batch documents
With A-PDF Password Security, you can set a PDF file if need a password to open, and/or if have access restrictions. For example, allow or not allow printing, copying content or changing file etc.

Major Features:

1. A-PDF Password Security works with unencrypted or encrypted PDF files and does NOT require Adobe Acrobat.
2. Password Pool: If you need unsecure a batch of PDF files with one password, you can special a password pool. A-PDF Password Security will try the passwords one by one, instead of input them manually.
3. Hot Directories: You can set up a monitored directory, where all files written to that directory will be encrypted as they are saved. The original files can also be moved to a backup directory. All of the operations will be recorded in log files.

Requirements:

1. Pentium or similar processor,
2. 64MB RAM