How to Password Protect a PDF
Password protecting a PDF restricts who can open, print, copy, or edit the document. fixtdoc encrypts your PDF for free in your browser. Your file and password never leave your device.
Steps
- Open the Protect PDF tool. Go to fixtdoc Protect PDF.
- Upload your PDF. Drag and drop or click to browse.
- Set a password. Enter a strong password. You can also set an owner password to restrict specific permissions like printing, copying text, or editing.
- Download the encrypted file. Click Protect. Encryption happens locally and the secured PDF downloads automatically.
Permission Types
- Open password: Required to view the document at all. Anyone without the password cannot open the file.
- Restrict printing: Prevents the recipient from printing the document.
- Restrict copying: Prevents selecting and copying text from the PDF.
- Restrict editing: Prevents modifying the document content or form fields.
Password Tips
- Use at least 12 characters with a mix of letters, numbers, and symbols.
- Avoid dictionary words and predictable patterns.
- Store the password in a password manager. If you lose it, there is no recovery option.
- Share the password through a separate channel from the PDF itself (e.g., send the PDF by email and the password by text message).
Common Questions
What encryption does fixtdoc use?
fixtdoc uses AES-256 encryption, the same standard used by banks and government agencies.
Is my password sent to a server?
No. The entire encryption process runs locally in your browser. Your password and file never leave your device.
Can I remove the password later?
Yes. Use the Unlock PDF tool to remove password protection from a PDF (you will need to enter the current password).