SysTools PDF Lock 3.1

SysTools PDF Lock 可以安全无忧的锁定 PDF 文件，以防止未经授权的复制和编辑。

File size: 47.5 MB

SysTools PDF Lock is an advanced utility to lock PDF files in a secure and hassle-free way. This astonishing PDF Lock tool is proficient in locking PDF files to prevent unauthorized copying and editing. It provides users the option to save time and effort and password protect multiple PDF files in bulk.

Locks PDF documents to secure confidential information from unauthorized access
Add permission restriction for Printing, Copying, Editing, Extracting Pages
Restricts permissions for Filling and Commenting in PDF files as well
Encrypts PDF file passwords with the latest encryption options including AES256 bit
Protect PDF files with a document password or a permissions password as per preference
One does not need to install Adobe Acrobat to use this application to restrict PDF files
Use existing document open password with “Keep source document open password same” option
Provides the “Add File” / “Add Folder” option to lock PDF files in batch mode to save time
Users can set their preferred location to save the resultant PDF files
Generates report after completion of the process in CSV format for the future needs

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