Protect PDF Online
PDF ToolsAdd password protection to a PDF.
Processing and limits
Files are uploaded for this operation. Maximum 25 MB per file. Rendered operations support up to 40 pages; text extraction conversions support up to 60 pages. Review the downloaded result before use.
Successful outputs are marked for deletion after delivery. Interrupted jobs are removed by scheduled cleanup.
This processor is not enabled on this server yet. Processing will return an availability message until setup is complete.
Result
Result
What is Protect PDF?
Encrypt a PDF with a new password using AES-256 and choose print and text-copy permissions.
How to use Protect PDF
- 1 Choose the supported source file.
- 2 Select the options shown for Protect PDF.
- 3 Process the document and review the result before saving or sharing.
Supported formats and limits
- PDF input; output as described above
Common uses
- Password-protect a report
- Restrict routine text copying in compatible viewers
- Prepare an encrypted document for authorized sharing
Things to know
- Permission restrictions depend on viewer behavior. Keep the password securely; it is not recoverable here.
Privacy and file handling
Files are uploaded to the server only to perform the task and are deleted as soon as the download is delivered.
Frequently asked questions
What does Protect PDF do?
Encrypt a PDF with a new password using AES-256 and choose print and text-copy permissions.
What are the important limitations?
Permission restrictions depend on viewer behavior. Keep the password securely; it is not recoverable here.
Where is my document processed?
On the server for this operation. Successful downloads are marked for deletion; abandoned jobs expire through scheduled cleanup. AI actions send extracted text to the configured provider only with consent.
Should I review the result?
Yes. Check the output before sharing, printing or relying on it. Keep a copy of the original.