WordPress core security class: A Web Application Firewall to protect your WordPress web portal
WordPress Website Security Protection: Firewall Security, Login Security, Database Security... Effective, Reliable, Easy to use...
The Wordfence WordPress security plugin provides free enterprise-class WordPress security, protecting your website from hacks and malware.
The Advanced WordPress Security plugin Developed by World Web Arts to protect your wordpress website from virus and malicious attack by permission set
Scans wordpress website server security for detecting possible vulnerabilities and hacks.