This plugin Adds Crazy Additional Password Protection and Security to your blog.
This plugin will warn you if you're using or installing a knew as vulnerable extension or removed from official repository, a security must have plugin!
This plugin expands file-related security and sanity around the upload process.
Search the files and database of your WordPress install for signs that may indicate that it has fallen victim to malicious hackers.
Frumentarii is a fast and smart malware scanner. Can detect Web Malwares. With smart code highlighting you can identify the infection.
IPVenger protects your WordPress installation by blocking access by IPs associated with high-risk behavior.
Alerts you when exploited vulnerabilities are in your installed plugins and provides access to our more comprehensive Plugin Vulnerabilities service.
Check if plugins have any security issues that can be detected by our Plugin Security Checker tool.
WordPress Security Protection: Malware scanner, Firewall, Login Security, DB Backup, Anti-Spam...
Shieldfy is a cloud-based security shield for your website to protect it from web attacks and malwares.
This plugin will scan your plugins (and WordPress) version for more then 3000+ known vulnerabilities and exploits.
Checks your WordPress installation and provides detailed reporting on discovered vulnerabilities, anything suspicious and how to fix them.
Versionmate gives you insight in your WordPress websites. Every website is provided with a risk factor based on the updates and vulnerabilities.
A wordpress security system plugin which will check every HTTP request against a given set of rules to filter out malicious requests.
License
A simple, light-weight collection of tools to harden WordPress security and help mitigate common types of attacks.
Simple to use and free security firewall, malware protection, exploit, virus and hack guard which does not require any coding skills!