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Protect PDF

Server ⚡

Add strong AES-256 password protection to your PDFs using server-side processing with qpdf. Much stronger than browser-only options.

⚡ Uses qpdf server-side for real AES-256 encryption — far stronger than browser-only options.

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Drop PDF here or click to browse

PDF only · Max 100.0 MB

User password (to open)

Confirm password

Owner password (optional — controls permissions)