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Protect ZIP

AES-256 encrypt a ZIP archive. Create password-protected ZIP files with genuine AES-256 encryption, generated entirely in your browser.

Your file never leaves your device — everything is processed locally in your browser.

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How to use Protect ZIP

  1. Drop your files into the upload box above (or click to browse).
  2. Adjust the options to your liking.
  3. Click the process button — everything runs instantly in your browser.
  4. Download your result. Your file was never uploaded anywhere.

Related tools

Create ZIPBundle files into a ZIP archive.Protect PDFEncrypt your PDF with a password.Extract ZIPUnzip archives and browse contents.Compress Any FileGZip any file to save space.RAR to ZIPConvert RAR archives to ZIP.

Part of 7 ZIP Tools on fltools — all free, all on-device.