Select PDF File to Password Protect
Drag & drop your PDF file to add password encryption
Processed 100% locally on your computer. Zero uploads.
Supported: .pdfEncrypt PDF documents and restrict copying or printing permissions with strong viewing passwords.
Processed 100% locally on your computer. Zero uploads.
Supported: .pdfThis tool operates strictly inside your browser session using standard Web APIs. Your input, confidential files, calculations, or tokens are never transmitted to or stored on HelpGate servers or third-party cloud infrastructure. You can safely disconnect your internet and continue using this tool once the page has loaded.