Encrypt to PDF
LuxPDF is an Open-source, Privacy-Focused Alternative to ILovePDF, PDFCandy, & FreeConvert. Encrypt (AES-256) your PDF with a password in your browser. No Registration. Unlimited Usage. No File Data Collection Ever.
Drag & Drop PDF Files Here
or click to select files
What is LuxPDF?
LuxPDF is an open-source, privacy-focused, and completely free suite of online PDF tools. We believe that your documents are your business, and we are committed to providing powerful, reliable tools without ever collecting your file data. Our platform runs entirely in your browser, ensuring that your files never leave your computer. With no ads, no registration, and no usage limits, LuxPDF offers a seamless and secure experience for all your PDF needs.
Why use our PDF Encryption tool?
- Completely Free & Unlimited: Protect as many PDFs as you want.
- Privacy First: Encryption happens locally in your browser. Your files never leave your device.
- Open Source: Verify our privacy claims and contribute.
- Strong Encryption: AES-256 available for maximum security.
- No Registration Required: Use instantly.
How to add a password to your PDF:
- Step 1: Drag and drop your PDF into the upload area, or click to select it.
- Step 2: Enter and confirm the new password in the options box.
- Step 3: Click "Process Files" to encrypt your PDF.
- Step 4: Download your new, password-protected PDF.
Frequently Asked Questions (FAQ)
No. Everything happens in your browser. Your files are never uploaded, ensuring complete privacy.
We support strong AES-256 encryption, offering robust protection for your PDFs.
Yes—use our Remove PDF Password tool to decrypt PDFs you have access to.