PDF Protect And Unprotect from SysInfotools is a
lightweight, powerful, advance, cost effective PDF
restriction imposer and remover tool that allow user
to impose various security parameters on pdf file as
well as at the same time it also allows user to remove
various security parameters PDF Protect And Unprotect
Tool from SysInfoTools is a stand-alone application
which means that Adobe Acrobat (or any other product)
is not required for proper functioning of this piece
of software.
If the PDF file contains the user password then the
PDF file will be encrypted and the user password is
required before imposing or removing the security
parameters. PDF Protect And Unprotect from
SysInfoTools can supports PDF documents with up-to 40
or 128 bit encryption for input and output PDF files.

PDF Protect & Unprotect from SysInfotools is safe and
non destructive tool i.e. it do not perform any write
operation on PDF file, it modifies only the security
parameters of file keep the originality of the file

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