bcrypt-node-example.js

const bcrypt = require('bcrypt');

// Generate a salt and hash password

async function hashPassword(password) {
  const COST_FACTOR = 12; // Higher = more secure but slower

  try {
    const hash = await bcrypt.hash(password, COST_FACTOR);

    return hash;
  } catch (err) {
    console.error('Hashing error:', err);

    throw new Error('Password hashing failed');
  }
}

// Verify password

async function verifyPassword(password, storedHash) {
  try {
    return await bcrypt.compare(password, storedHash);
  } catch (err) {
    console.error('Verification error:', err);

    throw new Error('Password verification failed');
  }
}