Microsoft is appealing to organizations to stop using Server Message Block (SMB) version 1. The SMB protocol works with server and client operating systems, enabling actions such as file sharing, as ...

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 ...

Microsoft wants to kill the use of Server Message Block (SMB) version 1 by pleading to customers to stop using it. The SMB protocol works with server and client operating systems, enabling actions ...

Microsoft's position on Server Message Block version 1 (SMB 1) in Windows systems is that organizations should just get rid of it. Essentially, the 30-year-old SMB 1 protocol permits man-in-the-middle ...

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 ...

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 ...

Early versions of Server Message Block are still present on many Windows networks and devices, leaving them open to attack. Here's how to detect and disable them. Server Message Block (SMB) is a ...

Proof-of-concept code for a zero-day in the SMB (Server Message Block) protocol that affects several Windows versions has been published online today, sending sysadmins into a frenzy to protect ...

Microsoft released the KB4551762 security update to patch the pre-auth RCE Windows 10 vulnerability found in Microsoft Server Message Block 3.1.1 (SMBv3), two days after details regarding the flaw ...

Microsoft has not completely scrubbed Windows of Server Message Block 1 (SMB1), the company said this week, counter to its previously stated plans. SMB1 is a deprecated and insecure Windows component ...