Ntlmv1
The latest Ntlmv1 coverage — news, analysis, and updates from the WindowsNews.AI desk.
Windows 11 24H2 NTLMv1 SSO Block Enforces in 2026—Audit Now
Microsoft will flip a default switch in October 2026 that blocks single sign-on requests relying on NTLMv1-derived cryptography in Windows 11 24H2 and Windows Server 2025. The change is gated by a...
Windows Admins: CVE-2025-53778 Is a Patch-Now NTLM Privilege Escalation That Threatens Entire Domains
Microsoft has silently added CVE-2025-53778 to its Security Update Guide, flagging a improper authentication flaw in the Windows NTLM implementation that permits an authorized attacker to elevate...
RemoteMonologue Exploits DCOM & NTLMv1 in Fileless Windows Cyber Attack
A new cybersecurity threat dubbed RemoteMonologue is exploiting legacy Windows protocols to bypass modern defenses, putting enterprises at risk of credential theft and lateral movement. This...
CVE-2025-21311: Critical NTLMv1 Vulnerability Puts Windows Systems at Risk
A newly discovered critical vulnerability in Microsoft's NTLMv1 authentication protocol (CVE-2025-21311) has security experts urging immediate action from Windows administrators worldwide. This flaw,...