Kerberos
U.S. Senator accuses Microsoft of “gross cybersecurity negligence”
U.S. Senator Ron Wyden has sent a letter to the Federal Trade Commission (FTC) requesting the agency to investigate Microsoft for failing to provide adequate security in its products, which led to ransomware attacks against healthcare organizations. The Senator started the formal asking by saying that Microsoft should be held “responsible for its gross cybersecurity negligence, […]
Microsoft fixes Windows Server auth issues caused by April updates
Microsoft has fixed a known issue causing authentication problems on Windows Server domain controllers after installing the April 2025 security updates. Platforms affected by these problems include Windows Server 2016, Windows Server 2019, Windows Server 2022, and the latest version, Windows Server 2025. However, as Microsoft further explained when it acknowledged this known issue in early […]
Microsoft: April updates cause Windows Server auth issues
Microsoft says the April 2025 security updates are causing authentication issues on some Windows Server 2025 domain controllers. The list of impacted platforms includes Windows Server 2016, Windows Server 2019, Windows Server 2022, and the latest version, Windows Server 2025. However, as the company further explained, home users are unlikely to be affected by this […]
Microsoft fixes auth issues on Windows Server, Windows 11 24H2
Microsoft has fixed a known issue causing authentication problems when Credential Guard is enabled on systems using the Kerberos PKINIT pre-auth security protocol. According to Redmond, these authentication issues impact both client (Windows 11, version 24H2) and server (Windows Server 2025) platforms, albeit only in some niche scenarios. On affected systems, users experience problems because […]