Complete your first signed-in task
Process at least one file while logged in so your workspace history and metrics start filling in.
AccountProtect PDF
Add password protection to your PDF to prevent unauthorized access.
Drag & drop your file here, or click to browse
PDF (.pdf)
Maximum file size: 20MB
Next steps
Use this checklist to turn a new account into a repeatable workflow.
Decide if you need Pro limits
Upgrade when you need higher quotas, API access, or a cleaner team workflow.
PricingCreate an API key
Pro users can generate API keys to connect document processing to internal tools or customer flows.
Get an API keyWhat This Tool Does
Add password protection and encryption to your PDF files. Prevent unauthorized users from opening, copying, or printing your sensitive documents. Uses industry-standard PDF encryption.
How to Use It
- Upload your PDF file.
- Enter and confirm a strong password.
- Click Protect to encrypt the document.
- Download the password-protected PDF.
Why Use Our Protect PDF?
- Industry-standard PDF encryption
- Prevent unauthorized access
- Protect sensitive business documents
- Free and no signup required
- Password confirmation to prevent typos
Common Use Cases
- Securing confidential business reports
- Protecting legal documents before sharing
- Encrypting financial statements or tax records
- Adding security to medical or personal records
- Sharing sensitive information via email safely
Frequently Asked Questions
Upload your PDF, set a password (and confirm it), and download the encrypted file. Only people with the password can open it.
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