Sophos Firewall v23 Is Now Available
Sophos, Wednesday, November 4th, 2026
Sophos releases Sophos Firewall v23 with AI-powered assistance, a REST API, redesigned rule management and stronger high availability.
Following an Early Access Program, Sophos says v23 delivers many customer-requested enhancements.
AI features include Sophos AI Defense, a Sophos Fusion solution using the firewall to see and control AI use, and a Firewall AI assistant for working with rules in natural language.
A new REST API offers token-based authentication and OpenAPI 3.0 support.
The release also brings redesigned rule management, high availability improvements, DNS protection and other Secure by Design enhancements, plus expanded cloud and hybrid identity integration and simpler MFA onboarding.