PDF · free web tool
Password-Protect PDF
Protects a PDF with a password and 256-bit encryption.
Open workspace Guide for this tool
Short answer
Protects a PDF with a password and 256-bit encryption. Input: PDF, password. Output: password-protected PDF.
Input, output & limitations
- Input
- PDF, password
- Output
- password-protected PDF
- Limitations
- A protected file cannot be created without a password.
- File storage
- DOKIVO does not provide file storage.
How to use it
- Choose your PDF, password file.
- Review pages or options in the Password-Protect PDF workspace.
- Start processing and keep the tab open until it finishes.
- Download the password-protected PDF result and verify it on your device.
If processing fails
Check the input format and the limitations above. The Help link in an error message opens the exact guide for this tool. Password-Protect PDF.
Frequently asked questions
Is Password-Protect PDF free?
Yes. This launch version has no payment or subscription. Bounded anti-abuse limits apply.
Is my file stored on the server?
No. DOKIVO does not provide file storage. Working files are deleted after the result is returned or a controlled error is handled.
What should I check before processing?
A protected file cannot be created without a password.
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