Data Recovery
Open PDF Editor
NexPDF Toolkit

Add bank-grade encryption to your PDFs.

Secure your sensitive documents with user and owner passwords. Control printing and editing permissions without uploading files to an external server.

Select a PDF to protect

Or drop it here to start immediately

Key Benefits

  • Strong AES encryption
  • Set separate open and edit passwords
  • Restrict printing and copying permissions
  • Password remains on your device

Local & Private

Unlike other tools, NexPDF doesn't upload your files to any server. All processing for add bank-grade encryption to your pdfs. is done directly in your browser using your machine's hardware. This means your data remains strictly on your device.

Private
Secure

How to add bank-grade encryption to your pdfs

1

Drop the PDF document you want to secure into the upload zone.

2

Enter a strong password. You can set an "open" password and an "owner" password for permissions.

3

Click "Protect PDF" to encrypt the file locally using bank-grade AES encryption.

Ready to protect your PDF?

No sign-up, no cost, no compromise on privacy. Everything runs in your browser.

Launch Protect Toolkit