Variable Masking - JS-Confuser

Option name: "variableMasking"
Option values: true/false/0-1/Function

Input / Output

This example showcases how Variable Masking transforms the code. Try it out by changing the input code and see changes apply in real-time.

Input.js

// Input.js
function add3(x, y, z) {
  return x + y + z;
}

console.log(add3(1, 2, 3)); // 6

// Output.js
function rN9eAO(...rN9eAO) {
  return rN9eAO[0] + rN9eAO[1] + rN9eAO[2];
}
console.log(rN9eAO(1, 2, 3));

Custom Implementation

`options.variableMasking(fnName)`

Control which functions are changed. Returns a boolean.

Parameter	Type	Description
`fnName`	`string`	The function name proposed to be changed.

Usage Example

The provided code example will obfuscate the file input.js and write the output to a file named output.js.

Usage Example

import JSConfuser from "js-confuser";
import {readFileSync, writeFileSync} from "fs";

// Read input code
const sourceCode = readFileSync("input.js", "utf8");
const options = {
  target: 'browser',
  variableMasking: true,
};

JSConfuser.obfuscate(sourceCode, options).then((result)=>{
  // Write output code
  writeFileSync("output.js", result.code);
}).catch(err=>{
  // Error occurred
  console.error(err);  
});

Enabled In

High Preset: Yes (75%)
Medium Preset: Yes (50%)
Low Preset: No