Legacy protocol is going to be axed, and enforcement by default will highlight how migration is going The October 2026 Windows security update may break networking for some customers who are still clinging to long deprecated NTLMv1 security. A seemingly minor change in the update could have major implications for administrators and enterprises that havent fully moved away from the legacy technology. Before the October 2026 update, Windows permitted NTLMv1 derived credentials for Single Sign...
