Protect PDF
Password-protect a PDF with AES encryption. Pages stay as vectors — nothing is flattened.
Deleted after the job
Your PDF and password are uploaded over HTTPS, used only to encrypt, then deleted. We never store passwords.
AES password protect
Locks the file so a reader needs the password to open it. pikepdf writes AES encryption without flattening pages. This is not DRM and not a substitute for sharing the file only with people you trust. Max 50 MB.
Drop a PDF to protect
PDF only · max 50 MB
How it works
- 1
Add a file
Drop a file on Protect PDF. Transfer is HTTPS.
- 2
Run the job
We process it on the server for this session only.
- 3
Download
Save the result. Temporary files are deleted after the job.
About Protect PDF
Protect PDF writes AES encryption with pikepdf. Pages are not flattened. You choose the open password and can restrict copy/edit. We never store the password and cannot recover it.
What people use it for
- Password a PDF before emailing it
- Stop casual opening of a private statement
- Restrict copy/edit after the reader opens the file
Privacy: Your PDF and password are uploaded over HTTPS, used only to encrypt, then deleted. We do not store passwords.
Frequently asked questions
Is Protect PDF free?+
Yes. Protect PDF on ChargeBite Tools is free to use and does not require an account.
Is Protect PDF private?+
Your file is uploaded over HTTPS, processed for that job only, returned to you, then deleted. We do not keep long-term copies.
What encryption do you use?+
AES via pikepdf. Pages are not rasterized. You can optionally restrict copy and edit after the file is opened.
Can you recover a forgotten password?+
No. We do not store the password and we cannot unlock the file later.
Is this DRM?+
No. Anyone with the password can open or unlock a full copy. Share the password only with people you trust.
More answers on the FAQ page and our privacy policy.
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