Lock your PDF with industry-standard AES-128 encryption. Set open and permission passwords. Entirely browser-based.
Password protect your PDF. Note: browser-based password protection has limitations — for high-security PDFs use Adobe Acrobat.
This tool applies AES-128 encryption via pdf-lib. For top-secret documents, use Adobe Acrobat for stronger AES-256.
No. All processing happens locally in your browser.
Upload your PDF, enter the password you want to set, and click Protect PDF. The encrypted file downloads instantly. The password is required to open the PDF in any viewer.
This tool uses 128-bit RC4 encryption via pdf-lib. For stronger protection on sensitive documents, use AES-256 encryption with professional PDF software like Adobe Acrobat.
Before sharing sensitive documents — contracts, financials, medical records — protect them with a password. iLoveConvert adds 128-bit AES encryption to any PDF, requiring a password to open. No file upload, no server, complete privacy.
Unlike online tools that handle your files on remote servers, iLoveConvert encrypts entirely in your browser using PDF-lib. This means your sensitive documents are never transmitted anywhere.
Upload the PDF to encrypt.
Type your desired open password. Use a strong, memorable password.
Restrict printing, copying, or editing if desired.
Click Protect PDF and save the encrypted file.
128-bit AES encryption — the same standard used in banking and government.
Yes — set permissions alongside the open password.
Yes. Encrypted PDFs open in Adobe Acrobat, Apple Books, and most PDF readers.
There is no recovery option — store your password safely.
The open password restricts who can view the PDF. A permissions password restricts what viewers can do (print, copy, edit).