Protect
Security
Passwords and permissions, AES-256.
Lock PDFs with a password, or let people open them but block printing, copying and editing. Make text uncopyable and add a faint traceable stamp so a leaked copy shows where it came from.
Security — PDF Toolkit
01
AES-256 encryption
The strongest standard PDF readers support.
02
Fine-grained permissions
No print, low-quality print, no copy, no edit — your choice.
03
Uncopyable text
Optionally turn pages into images so nothing can be selected.
04
Unlock your own files
Remove passwords from PDFs you're allowed to change.
How it works
- 1
Add PDFs
- 2
Choose what readers can do and set a password
- 3
Protect — keep the permissions password