Password Protect PDF
Encrypt with a password and set permissions.
Secure cloud processing
Password protect a PDF before emailing it, on your phone or computer, with no software to install. Add an optional permissions password to stop people copying, printing or editing it.
How to password protect a PDF
- 1Select a PDF file.
- 2Enter a password, plus an optional permissions password.
- 3Choose what's allowed: printing, copying, editing, comments, form filling.
- 4Press the protect button and download the protected file.
Why Sahl PDF?
- Password encryption required to open the file
- Control printing, copying, editing, comments and form filling
- Optional separate permissions password
- Encrypted upload, deleted immediately — nothing stored
Frequently asked questions
How do I put a password on a PDF?
Select the file, enter a password, press protect and download. The password will be required to open it.
Can I stop people from copying or printing?
Yes. Switch off Allow copying or Allow printing before protecting.
Do you keep my file or password?
No. The file is processed and deleted right away; nothing is stored on our servers.
What if I forget the password?
It can't be recovered, so keep it somewhere safe. Unlock PDF only works when you know the password.
What's the difference between the open password and the permissions password?
The open password is needed to view the file. The permissions password controls what's allowed, such as printing or copying, and is needed to change those settings.
How do I password protect a PDF on a Mac or iPhone?
Open this page in your browser, select the PDF, enter a password and download the protected file. No app or software is needed.