Encrypt your site’s traffic by adding HTTPS to your site using SiteGround’s simple Let’s Encrypt SSL implementation through cPanel.
In the first IvyCat’s Office Hours, we discuss CloudFlare and how to use it to speed up and provide added security to WordPress sites. Tightening WordPress site security using Sucuri’s Pro malware detection, cleanup and prevention service.
The Better Internal Link Search WordPress plugin allows you to work faster with WordPress content on any site by making it easier and faster to find, and link to, content.
See Eric Amundson’s WordCamp Seattle 2009 presentation entitled “5 Free Ways to Bulletproof your WordPress Site”