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LOCK A PDF WITH A PASSWORD SO ONLY YOU CAN OPEN IT

Protect PDF (Add Password)

Add a password to a PDF so it requires that password to open — useful for sharing sensitive documents securely.

Frequently asked questions

The PDF becomes unopenable — we don't store the password anywhere, so there's no way to recover it. Keep it somewhere safe.

No — the file is processed and returned to you; nothing is kept afterward.

Yes — use our Unlock PDF tool with the correct password to remove the protection.

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