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DATA MASKING PLUGIN
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Data Masking Plugin

Published August 2025
   •    Updated August 2025

Plugin details

Secure Data Masking Plugin for Enhanced Privacy and Compliance
Boost your application's security and privacy with our powerful data masking plugin, designed to protect sensitive information like emails, phone numbers, Client IDs, product numbers, serial numbers, and more. This versatile tool ensures your sensitive data remains confidential while maintaining usability, making it ideal for e-commerce, banking, healthcare, and compliance-driven industries. With customizable features, our plugin seamlessly integrates into your workflow to safeguard personal data and meet GDPR, CCPA, and other data protection regulations.

Why Choose Our Data Masking Plugin?





Customizable Masking Symbol: Choose your preferred symbol (e.g., *, #, or others) to mask sensitive digits or letters, ensuring a polished and professional look for your secure data display.



Flexible Digit/Letter Control: Easily specify the exact number of digits or letters to hide, giving you precise control over how much information remains visible for user verification.



Multiple Masking Locations: Select from start, center, end, or auto modes to mask data where it matters most. The auto mode intelligently hides the middle of the string, keeping 1–2 characters visible at the start and end for optimal balance between security and readability.



Broad Compatibility: Perfect for masking phone numbers (e.g., (123) 456-7890), credit card numbers (e.g., 1234-****-****-3456), Client IDs, serial numbers, and other sensitive numeric or alphanumeric data, preserving original formatting like hyphens, spaces, or parentheses.



Compliance Ready: Protect user privacy and comply with data protection laws by securely masking sensitive information, reducing the risk of data breaches and enhancing customer trust.

Key Benefits





Enhanced Data Security: Safeguard sensitive information to prevent unauthorized access and ensure privacy compliance.



User-Friendly Output: Maintains original formatting for phone numbers, credit cards, and other data, ensuring a seamless user experience.



SEO-Friendly Applications: Improve your platform’s trustworthiness, boosting user retention and search engine rankings with secure, compliant data handling.



Developer-Friendly Integration: Easily implement the plugin into your JavaScript, React, Node.js, or other web applications for fast, reliable data masking.

Example Use Cases





E-Commerce: Mask credit card numbers in checkout confirmations or order histories (e.g., 1234-****-****-3456).



Customer Support: Hide Client IDs or phone numbers in CRM dashboards for secure data sharing (e.g., (123) 456-78**).



Product Management: Protect serial numbers or product codes in inventory systems (e.g., SN-12**-**56).



Healthcare: Securely display patient IDs or other sensitive data while maintaining readability for verification.

Get Started Today

Elevate your data security and build customer trust with our privacy-focused data masking plugin. Perfect for developers and businesses aiming to protect sensitive information while delivering a professional, user-friendly experience. Integrate now to ensure compliance, enhance SEO performance, and safeguard your sensitive data with ease!

Keywords: data masking, sensitive data protection, phone number masking, credit card security, GDPR compliance, data privacy, secure data display, client ID protection, serial number masking, privacy plugin, data security solution, user trust, compliance software, SEO-friendly data protection.t sequence.



'center': Hide digits in the middle of the digit sequence.



'end' (default): Hide digits from the end of the digit sequence.



'auto': Automatically hide center digits, keeping 1 digit on each side for short sequences (≤6 digits) or 2 digits on each side for longer sequences.



Returns: A string with the specified digits replaced by asterisks, preserving the original formatting characters, or an error message if the input is invalid.

Key Features





Versatile Masking: Masks digits in any numerical string, such as phone numbers (e.g., (342) 323-2552), credit card numbers (e.g., 1234-5678-9012-3456), or other formatted numeric data (e.g., account numbers like 12-34-56).



Format Preservation: Retains all non-digit characters (e.g., (, ), -, spaces) in their original positions, ensuring the output maintains the input’s structure.



Flexible Hiding Options: Supports hiding digits at the start, center, end, or automatically, providing control over how much information remains visible.



Auto Mode: For short sequences (≤6 digits), keeps 1 digit visible at the start and end; for longer sequences, keeps 2 digits on each side, optimizing for privacy and readability.



Error Handling: Validates inputs and returns clear error messages for issues like invalid digitsToHide, unsupported hideLocation, or sequences too short for auto mode.

Use Cases





Phone Number Masking:





Protect user privacy by masking digits in phone numbers while keeping the format intact.



Example: hidePhoneDigits("(342) 323-2552", 4, "end") → (342) 323-25**



Credit Card Number Masking:





Securely display partial credit card numbers in payment interfaces or receipts, hiding sensitive digits.



Example: hidePhoneDigits("1234-5678-9012-3456", 8, "center") → 1234-****-****-3456



Account or ID Number Masking:





Mask digits in formatted account numbers, membership IDs, or other numeric identifiers.



Example: hidePhoneDigits("12-34-56", 3, "auto") → 1*-**-*6



Custom Numeric Data:





Apply to any numeric string with formatting, such as serial numbers or license codes.



Example: hidePhoneDigits("ABC-123-456", 3, "end") → ABC-123-***

$3

Per month

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This plugin does not collect or track your personal data.

Platform

Web

Contributor details

PluginWorld logo
PluginWorld
Joined 2025   •   3 Plugins
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Instructions

The Data Masking Plugin (hidePhoneDigits function) is a powerful JavaScript tool designed to protect sensitive numerical data, such as phone numbers, credit card numbers, Client IDs, product numbers, serial numbers, and more, by masking specified digits with a customizable symbol (e.g., *). It preserves original formatting characters (e.g., (, ), -, spaces) and offers flexible options for where to hide digits. This guide provides step-by-step instructions for using the plugin effectively in your applications.

Parameters:


data (string): The input string containing digits to mask, which may include formatting characters (e.g., (342) 323-2552, 1234-5678-9012-3456, SN-123-456).



digitsToHide (number): The number of digits to replace with the masking symbol.



hideLocation (string, optional): Specifies where to hide the digits. Options are:





'start': Hide digits from the beginning.



'center': Hide digits in the middle.



'end' (default): Hide digits from the end.



'auto': Automatically hide center digits, keeping 1 digit on each side for short sequences (≤6 digits) or 2 digits on each side for longer sequences.



maskSymbol (string, optional): The single character used for masking (default: *). Examples: #, x, *.



Returns: A string with the specified digits masked, preserving original formatting, or an error message if the input is invalid.

Feel free to link the editor:
Data Masking Plugin Demo

Types

This plugin can be found under the following types:
Element   •   Action

Categories

This plugin can be found under the following categories:
Productivity   •   Media   •   Containers   •   Email   •   Visual Elements

Resources

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