If you really want to be sure your website is safe, use Activity Log and enjoy the three layers of security
Activity Log does not require any kind of setup. It’s lightning fast and works behind the scenes, so there is no affect on site performance.
Make sure your site is protected 24/7
Identify every action that one of your logged in users makes. Every action made by a logged-in user action is shown in a chronologically ordered list. You can filter the list according to user, type and date.