Tool description

A powerful text mask generator that allows you to hide sensitive parts of text using asterisks or custom symbols. This asterisk text generator is perfect for masking text to protect personally identifiable information (PII) such as credit card numbers, email addresses, phone numbers, or any confidential data before sharing screenshots, documents, or public content. Learn how to mask text effectively with multiple masking modes and customization options.

Features

  • Multiple Masking Modes: Choose from five flexible masking strategies in this text mask generator to suit different use cases
  • Custom Mask Symbol: Use asterisks (*) or any character of your choice as your asterisk text generator
  • Real-time Preview: See how to mask text instantly as you type or adjust settings
  • Mask Start Mode: Hide the beginning of text while showing the end (e.g., ******3456)
  • Mask End Mode: Hide the end of text while showing the beginning (e.g., 1234******)
  • Mask Middle Mode: Hide the middle portion while keeping both start and end visible (e.g., 1234****3456)
  • Mask All Mode: Hide the entire text completely
  • Custom Range Mode: Specify exact character positions for precise masking control
  • Adjustable Visibility: Control how many characters remain visible at each end
  • Copy to Clipboard: Easily copy the masked result for immediate use
  • Privacy Protection: Keep sensitive information secure when sharing content

Use Cases

  • Credit Card Masking: Use this text mask generator to hide middle digits while showing last 4 digits (e.g., **** **** **** 1234)
  • Email Privacy: Mask text in username portions of email addresses (e.g., j***n@example.com)
  • Phone Numbers: Protect phone numbers in customer service documentation using the asterisk text generator (e.g., ***-***-5678)
  • Password Display: Learn how to mask text for partial password hints without revealing full credentials
  • Account Numbers: Mask bank account or ID numbers for screenshots (e.g., ****789)
  • Screenshot Preparation: Quickly redact sensitive data before sharing screenshots with this text mask generator
  • Document Redaction: Prepare documents for public sharing by masking confidential information with this asterisk text generator
  • Customer Support: Learn how to mask text in support examples without exposing real customer data
  • Testing & Development: Use this text mask generator to create realistic-looking masked test data
  • Social Media: Protect personal information in social media posts by learning how to mask text effectively
  • Security Compliance: Help meet data protection and privacy regulations (GDPR, CCPA)
  • Training Materials: Create examples with masked sensitive information

Masking Modes Explained

Mask Start (show end)

  • Hides characters from the beginning
  • Shows specified number of characters at the end
  • Example: Input 1234567890 with 4 visible → Output ******7890

Mask End (show start)

  • Shows specified number of characters at the beginning
  • Hides characters from that point onwards
  • Example: Input 1234567890 with 4 visible → Output 1234******

Mask Middle (show edges)

  • Shows specified characters at both start and end
  • Hides everything in between
  • Example: Input 1234567890 with 4 at start, 4 at end → Output 1234**7890

Mask All

  • Hides every character in the text
  • Useful for complete obfuscation
  • Example: Input 1234567890 → Output **********

Custom Range

  • Define exact start and end positions for masking
  • Provides precise control over which characters to hide
  • Example: Input 1234567890, mask positions 2-7 → Output 12*****890