If you want to block NTLM attacks over SMB in Windows 11, here is how you can do that. An administrator can block all the NTLM attacks over Server Message Block with the help of the Local Group Policy ...

SMB was originally developed for Windows OS but a later software implementation called Samba made it possible for SMB to be used on Mac OSs or UNIX. Server message blocks run on top of TCP/IP, via ...

Starting with this build (Build 25992), we are introducing the following Server Message Block (SMB) protocol changes. SMB firewall rule changes: Creating SMB shares changes a longtime Windows Defender ...

One of the ways in which Server 2008’s new version of the Server Message Block protocol improves performance over the original version of SMB is through something called “opportunistic locking,” or ...

Server 2008 R2 defaults to a maximum 1-megabyte MTU (Maximum Transmission Unit), but the protocol specification permits even higher values. Microsoft estimates a 30% to 40% gain versus SMB 2.0 in file ...

Microsoft has fixed a known issue that affected the performance of large file copying over Server Message Block (SMB) protocol with the Windows 11 2022 update. The bug was addressed with the KB5022913 ...

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