Outdated SMB1 Protocols are Dropped in Microsoft's Latest Windows 11
Microsoft implements enhanced connection and encryption and removes outdated SMB1 firewall rules to improve Windows 11 security. Microsoft’s most recent Windows 11 Insider Preview Build includes a significant change to handling firewall rules, especially the outdated SMB1 protocol. By mimicking the actions of the Windows Server “File Server” role, the new method seeks to give customers a better level of network security.