Tenable Research discovered an SMB force-authentication vulnerability in Open Policy Agent (OPA) that is now fixed in the latest release of OPA. The vulnerability could have allowed an attacker to ...

The security model used in Microsoft SMB Protocol is identical to the one used by other variants of SMB, and consists of two levels of security&\#8212;user and share. The security model used in ...

Microsoft continually makes enhancements to Windows and while general users judge these efforts based on what they can actually see and use, the company makes a lot of changes on the backend that ...

A few months ago, we learned that Microsoft is significantly improving Server Message Block (SMB) authentication in Windows 11. At that time, the company enabled SMB authentication rate limiter by ...

Called the SMB authentication rate limiter, it is available in Windows 11 Insider and Windows Server Insider builds and makes it more time-consuming for cyber criminals to target the server with ...

Microsoft has introduced a new default to shield Windows 11 machines against password attacks which ought to make them "a very unattractive target" for hackers trying to steal credentials. The latest ...

Microsoft says SMB signing (aka security signatures) will be required by default for all connections to defend against NTLM relay attacks, starting with today's Windows build (Enterprise edition) ...

Microsoft this week announced a preview of its next Windows Server ("VNext") enhancements, which includes a new approach for deterring brute-force attempts to guess system passwords and gain network ...

In Windows environments, the NTLM (NT LAN Manager) authentication protocol remains widely supported for backward compatibility. However, this legacy support often introduces critical vulnerabilities ...