How to Password Protect a PDF Before Sharing
Learn how to add password protection to PDFs containing sensitive information. AES-256 encryption, no signup required.
// When to password-protect a PDF
Any document containing personal data, financial information, or confidential business details should be encrypted before sharing via email or cloud storage. This includes tax returns, medical records, contracts, and employee data.
// How to add a password to your PDF
Go to PDFBaba's Protect PDF tool. Upload your file. Enter a password (at least 4 characters). Click Protect and download the encrypted PDF. Share the password with your recipient through a separate channel (e.g., phone call or SMS).
// Security details
PDFBaba uses AES-256 encryption, the same standard used by banks. Files are automatically deleted from our servers within 1 hour. We never read or store your document contents.