Akismet

Sucuri Security is a comprehensive security solution for WordPress, famous for its cloud-based protection and remediation services. Its core purpose is to offer end-to-end security, covering prevention, detection, and recovery. The plugin includes a robust malware and file integrity scanner, blacklist monitoring, and security hardening features. Crucially, it integrates with the Sucuri Web Application Firewall (WAF) and Content Delivery Network (CDN) to block attacks and improve performance. Sucuri is often used for its guaranteed malware removal and cleanup service after a site has been compromised.

Wordfence Security is one of the most comprehensive security plugins for WordPress, offering a complete suite of tools to protect websites from threats. Its core purpose is to provide enterprise-level security, featuring a powerful Web Application Firewall (WAF) that identifies and blocks malicious traffic before it reaches the site. It also includes a robust malware scanner that checks core files, themes, and plugins for infections, along with sophisticated login security (two-factor authentication, brute force protection) and a constant stream of security updates. It is essential for proactive and reactive site defense.

Really Simple SSL is a highly popular and effective WordPress plugin designed to automatically detect your SSL certificate and configure your website to run entirely over HTTPS. Its core purpose is to simplify the often-complex process of migrating a site to secure HTTP by automatically handling mixed content fixes, 301 redirects from HTTP to HTTPS, and ensuring all internal links point to the secure version. It is known for its simplicity, working with minimal configuration to secure a site.

Jetpack is an all-in-one suite of essential WordPress features designed to provide security, performance, and site management tools from a single plugin. Its core purpose is to simplify website maintenance by integrating features like brute-force attack protection, real-time backups, image optimization via CDN (Content Delivery Network), site monitoring, and social media automation. Developed by Automattic, the same company behind WordPress.com, Jetpack aims to bring the power and services of the hosted WordPress platform to self-hosted WordPress sites.