ConvertFlow PDF Suite
Protect PDF Files with AES-256 Encryption & Passwords
Prevent unauthorized viewing of confidential business documents and financial statements.
Protect PDF
activeEncrypt your PDF with strong AES-256 passwords and restrict unauthorized editing or copying.
24h Ephemeral Auto-Purge
SuperAdminMax File: 50 MB•Batch: Up to 100 files
Queue:Ultra Dedicated Multi-Region•Unlimited Credits
Choose Files or Drag & Drop here
Accepts formats: PDF (Max 50 MB per file)
Conversion Settings
Password required to open and read the document.
How to Convert Protect PDF Online
1
Upload PDF
2
Enter secure password
3
Download encrypted PDF
Frequently Asked Questions about Protect PDF
What encryption cipher is used?
We use industry-standard AES-256 encryption compliant with ISO 32000.
Related PDF Tools
Merge PDF
Combine multiple PDF documents into a single organized PDF file in custom page order.
Split PDF
Separate one page or a whole set for easy conversion into independent PDF files.
Remove pages
Delete unwanted, blank, or sensitive pages from any PDF document.
Extract pages
Extract specific pages from your PDF file and save them as a brand new standalone PDF.