Unlock PDF software allows you to encrypt and decrypt your PDF files using password protection option. Directions to User and Master password you have to open a PDF file as well as restrict page permissions values like document printing, form filling, content copying, modifying content, content accessibility, annotations, text extraction and document assembling. You can work with encryption technique like 128 bit and 40 bit. Using user password you can view PDF document unable to execute any action. If you want to perform any operation must be go with master password. Master password allows you to change any security setting.

Features:

* Software permitted you to encrypt and decrypt PDF file.
* Password protection offers you User and Owner key.
* Owner password known as a master and permission password.
* Apply 128 bit and 40 bit encryption technique.
* Perform operation into batch approach.
* Control page permission option like page printing, text extraction, content copying, content accessibility, page annotation, form filling etc.
* Write professional file name of upcoming output.
* Support 32 and 64 bit operating system.
* Work with Window operating system like Win Vista, Win XP, Win NT, Win 2000, Win 7 and Win 8.

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