mgosoft PDF是一个简单的，独立的安全应用程序。可以帮助您解密密码保护的PDF文件或加密您的PDF文件。您也可以使用此工具来设置所有密码，防止您的PDF文件改变。它不需要Adobe Acrobat，或任何其他Adobe产品。
Mgosoft PDF Security 8.x | 4.4 Mb
Mgosoft PDF Security is a simple, stand-alone application that can help you decrypt password-protected pdf files or encrypt your pdf files. With PDF Password Remover that can help you generate PDF files with no password from the original PDF files which are not permitted to be edited, changed, printed, copied, added annotations, etc.
With PDF Encrypt that can help you set open passwords for your PDF files, preventing the PDF files from opening or reading. You can also use this tool to set owner passwords, preventing your PDF files from printing, editing, coping, and changing. Mgosoft PDF Security does NOT require Adobe Acrobat, or any other Adobe products.
PDF Password Remover:
Decrypt PDF files protected by owner/master passwords.
Remove user/open passwords from PDFs file only if you have the user/open passwords of the PDF files.
Decrypt protected Adobe Acrobat PDF files, removing restrictions on printing, editing, copying.
Remove the security settings from your encrypted PDF file.
Able to remove 40 and 128-bit encryption owner passwords.
Support 128-bit AES protected PDF files.
Able to remove AES encryption owner passwords.
Optimize the decryption speed for large PDF files.
Optimize the processing for special PDF forms.
Standalone program. Does NOT require Adobe Acrobat or Reader.
Set permissions to all the PDF in your archive in batches.
Password protect opening of the document.
Prevent printing PDF by unauthorized users.
Prevent copying text or graphics of PDF.
Prevent changing or editing contents of PDF.
Support 40-bit or 128-bit PDF encryption protection.
Supports open or user passwords to protect PDF from unauthorized opening.
Supports owner passwords to protect PDF from unauthorized editing, printing, and coping.
Home Page - http://www.mgosoft.com/pdf-security.html