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Data Anonymizer

Anonymize sensitive data while preserving format for testing and development.

Anonymization Options

Input Data

0 characters

How It Works

  • •Emails: Preserves format, masks characters (u***r@e***e.com)
  • •Phone Numbers: Keeps first 2 and last 2 digits, masks the rest
  • •Credit Cards: Shows first 4 and last 4 digits (if available)
  • •IP Addresses: Shows first two octets, masks the rest
  • •SSNs: Shows only last 4 digits
  • •Dates: Preserves format, masks values
  • •Note: All processing happens in your browser. No data is sent to any server.