Encrypt PDF software is a flexible and powerful program, Encrypt PDF software allows you to encrypt using standard 40-bit or 128-bit protection. A PDF document can be encrypted to protect its contents from unauthorized access; encryption applies to all `user-content` in the PDF file.

Features: PDF encryption is a simple, nicely designed PDF encryption utility. You can perform all your encryption from the single user interface.

You need to follow simple three steps to complete your PDF encryption. In the first step add PDF documents which you would like to encrypt in the list. List displays File name, File path and Size of file for your reference. In the next step specify password, encryption level and permission for your PDF document. You can set user password to open the file and owner password to change the permissions. It support 40 bit for acrobat 3.x and 4.x and 128 bit encryption level for acrobat 5.x and above version. With permission option you can select add permission for your PDF document such as allow printing, allow modify all the contents, allow copy or extracting contents, allow filling or changing form fields and allow all features. In the final step specify output folder to save encrypted file. You can save in the same folder or specify other folder as per your wish. Click on finish button to encrypt. The encrypted PDF file will be saved in the specified folder with suffix as “_encrypted. PDF” this is useful to recognize you file.

Overall: PDF Encrypt Tool is a perfect tool to set permissions to your PDF files to prevent from unauthorized user.