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Security Ninja – WordPress Security Plugin & Firewall

De cleverplugins·
WordPress security plugin with a basic firewall/WAF (free), vulnerability scanning, and core integrity checks — with optional Pro malware scanning and …
firewall
malware
security
Valoraciones
4.6
Versión
5.264
Instalaciones activas
7K
Última actualización
Jan 31, 2026
Security Ninja – WordPress Security Plugin & Firewall

Security Ninja is a lightweight WordPress security plugin that helps protect your site from common attacks and security mistakes — without turning your dashboard into a cockpit.

Free includes a basic Web Application Firewall (WAF) (based on the 8G ruleset) to block common malicious requests, plus 50+ security checks, a full vulnerability scanner, and a core integrity scanner to spot risky settings and unexpected file changes.

Upgrade to Pro if you need deeper protection like advanced malware scanning/cleanup, stronger WAF controls (e.g. country blocking), and more automation/alerting.

This plugin can be downloaded for free without any paid subscription from the official WordPress repository.

Why Security Ninja

Included for free – Basic Firewall (8G-based) – Blocks common malicious requests and bot noise before it becomes a problem. – 50+ Security Tests – Fast audit of common WordPress security misconfigurations. – Vulnerability Scanner – Highlights known issues in plugins/themes so you can patch faster. – Core Scanner – Detect modified or unexpected files in WordPress core folders. – Basic Events Logger – Logs firewall events and login attempts (successful/failed).

Pro adds – Advanced Malware Scanner – Detect and clean malicious code and suspicious files. – Advanced Firewall/WAF controls – e.g. country blocking, stronger rules and automation. – Secure Login & 2FA – Add stronger authentication and login protections. – Automation & reporting – Scheduled scans, reports, and advanced tracking.

Key Features

Security Ninja is a lightweight WordPress firewall plugin and security toolkit designed to protect your website from hackers, malware, brute-force attacks, and known vulnerabilities — without slowing it down.

Comprehensive WordPress Security Testing

Security Ninja performs 50+ advanced security tests to identify vulnerabilities before hackers exploit them. This includes:

  • Brute-force protection – Blocks unauthorized login attempts to prevent forced entry.
  • File integrity monitoring – Detects unauthorized changes to WordPress core files, themes, and plugins.
  • Database security checks – Identifies weak database permissions and potential SQL injection threats.
  • User role audits – Ensures no unauthorized administrator accounts exist.
  • Security misconfiguration scans – Identifies and fixes weak settings that could compromise security.

Enhanced Vulnerability Scanner

  • Stay Ahead of Threats – Our vulnerability scanner proactively alerts you to known vulnerabilities, allowing you to address potential threats before they exploit your website.
  • Comprehensive Protection – Security Ninja not only checks and warns for common issues but also checks for known vulnerabilities in plugins and themes.
  • Peace of Mind – Knowing your site is monitored for the latest vulnerabilities means you can focus on what matters most, growing your business and creating content, worry-free.

Core Scanner – Comprehensive Protection for Your WordPress Installation

The Core Scanner module adds a critical layer of security by ensuring your WordPress installation remains untampered and free of unauthorized files.

  • Full Core File Integrity Check: Every file in your core WordPress folders is scanned to ensure it hasn’t been modified or compromised.
  • Detection of Unknown Files: The scanner flags any extra or unknown files in your core WordPress directories, alerting you to potential threats.
  • Built-in File Viewer: Review flagged files directly within your WordPress dashboard using the integrated file viewer for a clear and easy inspection.
  • Restore Core Files: If a core WordPress file has been altered, you can quickly restore it with a single click, ensuring your site is running the official version.
  • Easy File Management: For unknown or suspicious files, you have the option to delete them right from the interface, keeping your WordPress installation clean and secure.

Advanced Malware Scanner – Detect & Remove Malware Instantly (PRO)

Security Ninja includes a high-performance malware scanner that automatically checks your WordPress core, plugins and themes for:

  • Malicious scripts and backdoors – Identifies hidden malware and harmful injections.
  • Trojan and virus detection – Scans for suspicious PHP and JavaScript entries.
  • One-click malware removal – Instantly quarantine and delete infected files.

WordPress Firewall & Real-Time Threat Protection

Security Ninja includes a basic firewall for free (8G-based) to block common malicious requests. Upgrade to Pro for more advanced WAF controls.

  • Basic protection (Free) – Blocks common exploit patterns and bad requests.
  • Advanced protection (Pro) – Country blocking, stronger controls, and additional intelligence/automation.
  • Brute-force & bot mitigation – Reduce noisy and abusive traffic hitting WordPress.

Login Security & Two-Factor Authentication (2FA) (PRO)

Your WordPress login page is a primary target for hackers. Security Ninja enhances login security with:

  • Two-Factor Authentication (2FA) – Requires additional verification for safer logins.
  • Brute-force attack protection – Limits failed login attempts to block unauthorized access.
  • Rename login – Getting a lot of requests to your login form? Hide it for spammers.

One-Click Security Fixes & WordPress Hardening (PRO)

Manually fixing security issues is time-consuming. Security Ninja provides one-click hardening to:

  • Disable XML-RPC – Blocks common DDoS attacks and brute-force exploits.
  • Restrict file editing – Prevents unauthorized theme and plugin modifications.
  • Hide PHP error messages – Stops hackers from exploiting sensitive error details.

And many more fixes to harden your WordPress security!

Events Logger / Activity Tracking

Security Ninja includes a basic events logger for free so you can see what’s happening on your site.

  • Free: firewall events + login attempts (successful/failed).
  • Pro: deeper tracking, alerting, and reporting.
  • Export security logs for audits and compliance reports.
  • Includes webhook functionality so you can integrate with other services (e.g. Slack/Discord/webhooks).

Automated Security Scans & Reports (PRO)

Security Ninja performs scheduled security scans and sends reports directly to your inbox.

  • Set up daily, weekly, or monthly security scans.
  • Receive email alerts about vulnerabilities and malware infections.
  • Analyze detailed reports to keep your website secure.

Block Spam & Malicious Bots Instantly (PRO)

Hackers and spammers use bots to exploit WordPress websites. Security Ninja prevents:

  • Fake registrations and spam comments – Stops bots from even getting to your site.
  • Malicious bot attacks – Blocks scripts attempting to hack your site.
  • Unwanted traffic – Reduces server load by preventing unnecessary bot access.

Join thousands of satisfied users who trust Security Ninja to keep their websites safe. Start protecting your online presence today and help yourself to peace of mind.

Why Security Ninja is Best WordPress Security Plugin

Security Ninja is the best WordPress security plugin because it provides a comprehensive, lightweight, and easy-to-use solution to protect your website from hackers, malware, and vulnerabilities. With 50+ security tests, an advanced malware scanner, a firewall, and two-factor authentication (2FA), it ensures complete website protection without slowing down performance.

Unlike bloated security plugins, Security Ninja is optimized for speed and efficiency. It offers one-click security fixes, automated scans, real-time threat detection, and login protection, making it ideal for beginners and advanced users alike. Trusted since 2011, it keeps thousands of websites secure while offering proactive protection against cyber threats.

Extensiones

  • MainWP – MainWP Dashboard permite a los administradores gestionar muchas webs WordPress desde una ubicación central.

Instala la extensión GRATUITA Security Ninja for MainWP para obtener una visión general de todos las webs en las que has instalado Security Ninja.

https://wordpress.org/plugins/security-ninja-for-mainwp/

Pruebas de seguridad para tu web

Security Ninja – Your WordPress Guardian

Key Features

  • Immediate Vulnerability Alerts: Get instant notifications about vulnerabilities to keep your website safe and secure.

  • Comprehensive One-click Security Audit: With just one click, perform over 50+ detailed security checks that scrutinize every corner of your site for security vulnerabilities and performance issues.

  • You’re in Command: Security Ninja respects your autonomy, providing insights and recommendations without making unsolicited changes to your site.

  • Holistic Security Evaluation: Comprehensive checks on everything from the WordPress core, plugins, and themes to ensure they are up-to-date and secure.

  • Proactive Defense Strategies: Equip yourself with the tools and knowledge to prevent attacks before they happen, safeguarding your site from potential threats.

  • Optimization Beyond Security: Improve your site’s performance with database optimization tips, ensuring a seamless experience for your users.

  • Knowledge: Each test comes with an easy-to-understand explanation, documentation, and actionable steps to fix identified issues.

  • Customized Security Insights: Tailored security assessments to check critical updates and configurations specific to your WordPress setup for a personalized protection strategy.

  • Future-Proof Your Site: Stay ahead with tests that include the latest WordPress features and best practices for site security.

  • Prevent Unauthorized Access: Strengthen your defenses with checks designed to prevent weak passwords and unauthorized file access.

  • Secure Configuration Checks: Ensure your website is configured according to security best practices, from file permissions to security headers, for comprehensive protection against threats.

Enhance your website’s security, performance, and user experience with Security Ninja – your trusted partner in WordPress protection.

Security Ninja Pro tiene características adicionales: cortafuegos, bloqueo de solicitudes de páginas sospechosas, bloqueo de países, exploración de núcleo, exploración de malware, corrector automático para algunas de las pruebas, registrador de eventos y exploraciones programadas.

La solución de seguridad todo en uno para cualquier web. Con soporte premium y actualizaciones continuas Security Ninja Pro es una herramienta perfecta para mantener tu web segura. Ve lo que ofrece la versión PRO

¡Bloquea automáticamente más de 600 millones de IPs malintencionadas con un solo clic! Security Ninja Pro Cloud Firewall te ayudará a ir un paso por delante de los delincuentes utilizando los conocimientos colectivos de millones de webs atacadas, y prohibirá el acceso a los delincuentes incluso antes de que abran tu web.

Leer más sobre las características Pro en la web de Security Ninja

Lo que otros dicen del plugin

Tests * The tests include: * brute-force attack on user accounts to test password strength * numerous installation parameters tests * file permissions * version hiding * 0-day exploits tests * debug and auto-update modes tests * database configuration tests * Apache and PHP related tests * WP options tests

  • Complete list of tests:
    • Check if Application Passwords feature is enabled (new to WP 5.6)
    • Comprobar si el núcleo de WordPress está al día
    • Comprobar si están activadas las actualizaciones automáticas del núcleo de WordPress
    • Comprobar si los plugins están al día
    • Comprobar si hay plugins desactivados
    • Comprobar si los plugins activos han sido actualizados en los últimos 12 meses
    • Comprobar si los plugins activos son compatibles con tu versión de WP
    • Comprobar si los temas están al día
    • Comprobar si hay temas desactivados
    • Comprobar si se revela la información completa de la versión de WordPress en los datos meta de la página
    • Comprobar si los enlaces de la REST API son mostrados en los datos meta de la página
    • Comprobar si la versión de PHP está al día
    • Comprobar la versión de MySQL
    • Comprobar si las cabeceras de respuesta del servidor contienen información detallada de la versión PHP
    • Comprobar si está desactivada la directiva «expose_php» de PHP
    • Comprobar si existe un usuario con nombre de usuario «admin» y privilegios de administrador
    • Comprobar si está activada la opción «cualquiera puede registrarse»
    • Comprobar la fortaleza de la contraseña de los usuarios con un ataque de fuerza bruta
    • Comprobar si se muestra información innecesaria en los intentos de acceso fallidos
    • Comprobar si el prefijo de las tablas de la base de datos es el usado por defecto
    • Comprobar si las claves de seguridad y salts tienen los valores adecuados
    • Comprobar la edad de las claves de seguridad y salts
    • Probar la fuerza de la contraseña de la base de datos de WordPress
    • Comprobar si está activado el modo de depuración general
    • Comprobar si existe el archivo «debug.log»
    • Comprobar si está activado el modo de depuración de la base de datos
    • Comprobar si está activado el modo de depuración de JavaScript
    • Comprobar si está desactivada la directiva «display_errors» de PHP
    • Comprobar si la dirección de instalación de WordPress es la misma que la dirección de la web
    • Comprobar si el archivo «wp-config.php» tiene establecidos los permisos (chmod) correctos
    • Comprobar si está desactivada la directiva «register_globals» de PHP
    • Comprobar si está desactivado el modo seguro de PHP
    • Comprobar si está desactivada la directiva «allow_url_include» de PHP
    • Comprobar si está activo el editor de archivos de plugins/temas
    • Comprobar si es visible para los navegadores la carpeta de subidas
    • Comprobar si existe el usuario con ID «1» y perfil de administrador
    • Comprobar si el enlace de Windows Live Writer está presente en los datos de la cabecera
    • Comprobar si el archivo «wp-config.php» está presente en la ubicación por defecto
    • Comprobar si se puede conectar con el servidor MySQL desde el exterior con el usuario de WP
    • Comprobar si está presente el enlace EditURI en los datos de la cabecera de la página
    • Comprobar si se usa el script Timthumb en el tema activo
    • Comprobar si el servidor es vulnerable al fallo de Shellshock #6271
    • Comprobar si el servidor es vulnerable al fallo de Shellshock #7169
    • Comprobar si la interfaz de administración se entrega a través de SSL
    • Comprobar si la cuenta MySQL usada por WordPress tiene demasiados permisos
    • Test if a list of usernames can be fetched by looping through user IDs on http://siteurl.com/?author={ID} (also called username enumeration)
    • Comprobar si la respuesta de las cabeceras del servidor contienen «Strict-Transport-Security»
    • Comprobar si la respuesta de las cabeceras del servidor contienen «X-Frame-Options»
    • Comprobar si la respuesta de las cabeceras del servidor contienen «X-Content-Type-Options»
    • Comprobar si la respuesta de las cabeceras del servidor contienen «Content-Security-Policy»
    • Comprobar si la respuesta de las cabeceras del servidor contienen «Strict-Transport-Security»
    • Comprobar si la respuesta de las cabeceras del servidor contienen «Referrer-Policy»
    • Comprobar si la respuesta de las cabeceras del servidor contienen «Feature-Policy»
    • Comprobar si hay archivos no deseados en la carpeta raíz que deberías eliminar

Información de licencia

How can I report security bugs?

You can report security bugs through the Patchstack Vulnerability Disclosure Program. The Patchstack team help validate, triage and handle any security vulnerabilities. Report a security vulnerability.

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