The Security Update, Backup and Downtime Monitoring Layers
On the WordPress side, risk usually comes not from a single point but from the surface created by the core version together with the theme and plugin components.
Our team applies updates on a test copy first rather than directly in the live environment, so a plugin clash affects the test environment, not your site. Firewall rules and login attempt limits work in the background against brute-force attacks. On the backup side, file and database copies are transferred to storage independent of the server; a single server failure doesn't take down both the site and the backup at once. Downtime monitoring checks your site's accessibility from outside at regular intervals, and when downtime is detected the response process starts automatically. These three layers aren't run separately — they work as one maintenance routine that completes itself.