Protect PDF
Encrypt your PDF with a password to restrict access.
Select a PDF file
or drag and drop a PDF file here
Encrypt your PDF with a password to restrict access.
Select a PDF file
or drag and drop a PDF file here
Protect PDF encrypts a PDF with a password using AES-256 — the output file cannot be opened without the password, and you can additionally restrict printing, copying and editing.
Drag and drop the PDF you want to lock, or click to browse.
Choose a strong password and, optionally, restrict printing, copying and editing.
The document is encrypted with AES-256, the standard used for sensitive business documents.
Download the protected PDF. Anyone opening it will need the password.
Password-protect contracts, payslips or medical documents before emailing them, and share the password separately.
Let people read a document but restrict printing, copying and editing.
Keep sensitive PDFs encrypted at rest in shared drives and inboxes.
PDFs are encrypted with AES-256, the same standard used for banking and government documents.
Yes. Besides the open password, you can restrict printing, copying and editing permissions.
There is no backdoor — keep the password safe. If you own the document and know the password, you can remove it with the Unlock tool.
No. The password is used to encrypt your document and is not kept after the job completes. The file itself is deleted from our servers within 24 hours.
Yes — encryption is free with no watermarks and no account required.
Remove password protection from a PDF you own. Enter the password once and download an unlocked copy — free and instant.
OpenStamp a text or image watermark across every page of your PDF. Free online watermarking with control over position, size and opacity.
OpenSign PDF documents online for free. Draw your signature, place it anywhere on the page, and download the signed PDF — no printing or scanning.
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