<!-- BEGIN COPY / PASTE -->
    const bcrypt = require('bcrypt');
    const saltRounds = 10;
    
    // Hashing a password
    bcrypt.hash('userPassword', saltRounds, function(err, hash) {
      // Store hash in your password DB.
    });

    // Verifying a password
    bcrypt.compare('userPassword', hash, function(err, result) {
      // result == true if password matches
    });
    <!-- END COPY / PASTE -->