/

Getting started with Shield in JavaScript

ByteHide Shield for JavaScript provides powerful obfuscation and anti-tampering technology to protect your web, mobile, and Node.js applications from reverse engineering and unauthorized modifications.

What is ByteHide Shield for JavaScript?

ByteHide Shield transforms your JavaScript code with advanced obfuscation techniques that make reverse engineering and tampering extremely difficult while preserving full functionality. The platform is designed specifically for JavaScript applications and supports all major frameworks including React, Vue, Angular, Next.js, and React Native.

Key benefits of Shield include:

  • Multi-layered protection: Combines multiple obfuscation techniques to create maximum security
  • Framework-aware: Automatically optimizes protection for your specific JavaScript framework
  • Performance-optimized: Minimal impact on application load time and runtime performance
  • Flexible integration: Multiple ways to integrate into your development workflow
  • Comprehensive control: Fine-grained control over which protections to apply and where

Integration Options

Choose the integration method that best fits your development workflow:

Next.js

Protect your Next.js applications with our dedicated integration package

Webpack

Integrate Shield directly into your Webpack build process

React Native

Secure your mobile applications built with React Native

CLI / Node.js

Use the command-line tool or Node.js API for flexible protection

Additional integration methods include Rollup, Vite, Gulp, Grunt, and our REST API.


Protection Capabilities

Shield offers a comprehensive suite of protections that work together to secure your application:

Code Transformations

Obfuscate code structure with control flow flattening, dead code injection, and string protection techniques

Identifier Protection

Protect your function and variable names from reverse engineering

Runtime Protections

Add self-defending code, debug protection, and domain locking for runtime security

For a complete overview of available protections, visit our Protection Options page.


Configuration Options

Shield is designed to be highly configurable to meet your specific needs:

Configuration Files

Create and customize your protection settings using configuration files

Exclusions & Reserved Items

Control which parts of your code receive protection and customize settings

Source Maps

Configure source map generation for easier debugging of protected code


Advanced Features

Performance Considerations

Learn how to optimize Shield settings for maximum security with minimal performance impact

Best Practices

Follow recommended guidelines for protecting your JavaScript applications

Troubleshooting

Resolve common issues when implementing Shield in your projects

To begin securing your application, first obtain a project token from the ByteHide Cloud platform.