You can never be too safe when it comes to your website. Intrusion Detection Systems are a fantastic option for monitoring your website. These systems will monitor such activities as brute force attackes, malware and phishing.
Here is exactly why these Intrusion Detection Systems are vital
Knowing when a change in your site files has happened is very important to understanding when a hacker has breached the “walls” of your WordPress site. Knowing this will help you determine what backup to use and minimize any further damage done to your site.
Here’s a few option for getting an IDS running on your site
Start with an awesome plugin; especially if you are on a shared hosting platform. Go with WordPress File Monitor Plus and follow the instructions.
If you are using something other than shared hosting, then go with either of these options: