iThemes Security
700,000+ active installs · Rated 4.6/5 · Updated October 14, 2026
A security plugin, now branded Solid Security, that strengthens logins, offers two-factor authentication, scans for vulnerabilities, adds firewall rules and monitors file changes. It suits site owners wanting guided hardening. A free version covers essential protections, and paid Pro plans add passwordless login, scheduled scans and further tools.
Pros
- Two-factor login, brute-force lockout and compromised password checks
- Site scanner and file change monitoring in the free version
Cons
- Scheduled site scans need the paid Pro plugin
- Many settings and modules make the first setup long
Topics: Security plugins
Mentioned in
- Best Security WordPress Plugins (Free and Paid)
- Best Two Factor Authentication WordPress Plugins (Free and Paid)
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