crypto-keygen-suite/keyGen/keygenerators/eccKeyGenerator.js

Key generation utilities for cryptographic operations. YES I RENAMED IT. SIX STATE PROTOCOL!!! See its folder for all <3

import crypto from 'crypto';

function generateECCKeyPair(curve = 'prime256v1') {
  try {
    const { publicKey, privateKey } = crypto.generateKeyPairSync('ec', {
      namedCurve: curve,
    });

    const pubKeyPEM = publicKey.export({ type: 'spki', format: 'pem' });
    const privKeyPEM = privateKey.export({ type: 'pkcs8', format: 'pem' });

    console.log(`=== ECC Key Pair (Curve: ${curve}) ===\n`);
    console.log('Public Key:\n', pubKeyPEM.trim());
    console.log('\nPrivate Key:\n', privKeyPEM.trim());

    return { publicKey: pubKeyPEM, privateKey: privKeyPEM };
  } catch (err) {
    console.error('Error generating ECC key pair:', err.message);
  }
}

// CLI support: node script.js [curveName]
const curveArg = process.argv[2] || 'prime256v1';
generateECCKeyPair(curveArg);