How to Copy Secured PDF - Version 3.1 How to Unlock a Secured PDF Files- Suppose you want to copy text from secured PDF file but due to owner password restriction you are unable to copy secured PDF files. At that situation our Business PDF Unlocker tool will help to copy text from secured PDF files and you can edit data from protected PDF files. Copy secured PDF file tool help the user to perform the following function like edit data from secured PDF files, copy, print and extract data from protected PDF files. We provide you a free trial version which show you how this business PDF Unlocker tool copy text from secured PDF files, this trial version help you to judge our product. If you want to unlock unlimited PDF files, then buy our full version which is only at $29 (applicable for only single user).