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Add password protection to your PDF documents. Prevent unauthorized opening, printing, or editing. Strong encryption keeps your files secure. All processing happens locally in your browser.
Drop files or click to browse
PDF • Max 100 MB per file
Output will appear here
128/256-bit AES encryption for maximum security.
Set open password and/or permission password.
Disable printing, copying, or editing.
PDF encrypted locally. Password never leaves your device.
Encrypt PDFs in seconds.
Protected PDFs work in any PDF reader.
Drag and drop your PDF or click to browse.
Enter a strong password. Optionally set permissions.
Download your password-protected PDF.