Really Simple Security VS WordSec

• Easy SSL Migration
  Really Simple Security (formerly Really Simple SSL) automates the process of migrating a WordPress site from HTTP to HTTPS, handling mixed content issues and redirects with minimal manual configuration.
• User-Friendly Interface
  The plugin is designed to be accessible for non-technical users, offering a simple setup wizard and clear settings that make implementing SSL and basic security measures straightforward.
• Additional Security Features
  Beyond SSL, the plugin offers extra security hardening options such as security headers, vulnerability detection, login protection, and two-factor authentication in its premium version.
• Wide Compatibility
  It works with most WordPress hosting environments and configurations, automatically detecting server settings to apply the correct SSL implementation method.
• Regular Updates and Support
  The plugin is actively maintained with regular updates to address new security threats and compatibility with the latest WordPress versions, backed by responsive customer support for premium users.

Possible disadvantages

• Limited Free Version
  Many advanced security features like two-factor authentication, vulnerability detection, and detailed security headers are locked behind the premium paid version, limiting the usefulness of the free tier.
• Potential Conflicts with Other Plugins
  Users have reported occasional conflicts with other security or caching plugins, which can cause redirect loops or mixed content issues that require manual troubleshooting.
• Learning Curve for Advanced Settings
  While basic setup is simple, configuring more advanced security features can be confusing for users without technical knowledge, sometimes requiring support or additional research.
• Performance Overhead
  Some users have noted a slight impact on site performance due to additional security checks and header modifications, particularly on shared hosting environments.
• Pricing for Premium Features
  The cost of upgrading to access full security features may be relatively high for small website owners or bloggers compared to other all-in-one security plugins on the market.

• Firewall
  Inspect every request, write your own rules, and harden WordPress with one-click toggles. - Multi-condition custom rule builder with regex and wildcard matching - Built-in rules across the major attack categories (SQL injection, XSS, path traversal, PHP and command injection, and more) - WAF learning and active modes, bot blocking and security headers - 25+ one-click hardening toggles for wp-config access, author enumeration, REST API and more - Optional Extended Protection: pre-WordPress request inspection via an auto_prepend_file bootstrap - Endpoint rate limiting, XML-RPC protection and detailed firewall logs
• Scanner
  A seven-stage scanning system that examines files, the database and scheduled tasks. - Malware detection rules (synced from the WordSec service) based content scanning - WordPress core, plugin and theme file-integrity verification (via the WordPress.org API) - Scheduled scans with batch processing to avoid timeouts - One-click quarantine and restore, with complete scan history
• Login Security
  - Role-based two-factor authentication (RFC 6238 TOTP), no external library required - Three CAPTCHA providers (reCAPTCHA, hCaptcha, Cloudflare Turnstile) plus a built-in math CAPTCHA - Brute-force protection with progressive lockout and honeypot traps - Leaked-password checking (Have I Been Pwned, k-anonymity) and Argon2 password enforcement - Session management and a custom login page designer
• Live Traffic
  - Real-time request logging (IP, URI, method, status, response time) - Safe request and response inspection with automatic bot detection - Exclusion filtering by role, IP, country or URI, with CSV export
• Blocking
  - Country and continent allow or block lists - Single IP and CIDR range blocking, temporary or permanent, with allow-list support - Automatic abuse protection and endpoint rate limiting - Custom block messages
• Supply Chain
  - Reputation scoring for every installed plugin and theme - Known-vulnerability alerts (data from the WordSec service) for core, plugins, themes and PHP - Abandoned plugin and theme detection - Update-integrity verification with automatic backups and a full SBOM inventory
• Audit Log
  - Complete activity tracking across 11 object types and 14 actions - Content, plugin, theme and setting changes - Fast filtering and one-click export
• Alarm
  - 36 event types across six categories - Delivery by Email, Telegram or Slack - Basic, Advanced and Full alert modes