Free Download Secure-PDF Professional full version standalone offline installer for Windows. It is a security toolbox for PDF files, including encryption and signing.
Overview of Secure-PDF Professional
This program is a security toolbox including encryption and signing for PDF documents. With it, you can encrypt your own or other people's PDF documents with up to 256-bit key strength (AES).
Add a password to open it so that users can only view the encrypted document by entering the correct password.
To guarantee the recipients of your PDF documents that the corresponding document is original and has not been manipulated afterward, a feature for digital signing is available in Secure-PDF.
Features of Secure-PDF Professional
- Security toolbox for PDF files including encryption and signing
- Add watermarks to PDF
- Encrypt PDF files
- Digitally sign PDF's
- Set owner information of a PDF document
Technical Details and System Requirements
- Supported OS: Windows 11, Windows 10, Windows 8.1, Windows 7
- RAM (Memory): 2 GB RAM (4 GB recommended)
- Free Hard Disk Space: 200 MB or more
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