Encrypt and protect PDF files - A GUI for pikepdf -> qpdf
- Encrypt PDF files with Advanced Encryption Standard (AES) encyption
- Support to set "Document open" and "Permissions" (Owner) passwords
- Set document restrictions
- Define a page range if you want to export a part of your PDF
- Create strong passwords
If you need to work with files stored on removable (mounted) media please adjust the permission settings for AESify in the Snap Store App aka "Ubuntu Software".