"Securing user data with Keychain for iOS" Initial set up.

ViewController.swift

import UIKit
import SwiftKeychainWrapper

class ViewController: UIViewController {

    @IBOutlet weak var passwordTextField: UITextField!
    
    override func viewDidLoad() {
        super.viewDidLoad()
    }

    @IBAction func savePasswordButtonTapped(_ sender: UIButton) {
       
    }   
}