PDF Locking Software can add PDF password & page restrictions to lock the document. PDF protector utility can protect PDF documents for printing, text copying, content editing, modifying, commenting, signing, form filling, annotations, etc. It supports PDF files of standard 40 bits, 128 bits, AES-128 bit encryption. PDF lock program can secure PDF files by setting password protection and security on it. Application has option to set only owner password rather than both required in some cases.

PDF locking Software is used to lock your important PDF files. User can lock PDF files by using User and owner password on PDF. You can also disable all the PDF permissions like document print, edit, copy, modify, comments, annotations, form fill, accessibility, etc for the security of your document. If you want to lock printing PDF files, use this PDF Locking tool. You can apply same or individual password string for all the listed PDF documents on bulk mode to save your time.

Key features of PDF Locking Software

• Add user and owner password on PDF.
• Disable PDF document printing, copying, modifying, form filling, annotations, commenting, signing, editing, accessibility, etc.
• Supports 40 bits, 128 bits, AES-128 bit encryption standards.
• Option to set only owner password rather than both user and owner.
• Give single common password or individual password for all the listed PDFs.
• Support batch operation to save your time.
• Adobe Acrobat is not required.
• Add prefix or suffix with file names.
• Very easy to use with attractive user friendly GUI.
• Successfully works with all popular Windows version like XP, Vista, 7.
• Support both 32bit and 64bit OS.

System Specification

• .net framework 2.0 or more
• 10 MB free hard drive space
• 256 MB RAM
• Windows XP/Vista/7