Users appreciate the pro version of the WordPress security plugin for its robust firewall and security features, noting exceptional support from the creator. It's praised for its affordability, simplicity, and quick, proactive assistance. Long-term users report no security breaches, even during extensive attacks. The plugin’s comprehensive documentation supports learning, though its extensive nature can be overwhelming. The interface could be more user-friendly, yet the plugin's effectiveness and automatic features are highly valued. Some users found it ineffective for already hacked sites and reported minor issues with certain features, but overall, they find it efficient, secure, and recommend it for multiple website protection.