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Microsoft’s 26H2 Experiment Adds Cloud Rebuild, But Your Recovery Key Is the Real Lifeline·MSFT +0.1%Windows 10 Office Users Face Feature Freeze by August 2026: Critical Dates and Actions·NVDA +3.0%Azure Batch’s Windows Server 2016 End Date Is January 12, 2027—GPU Pools Get an Even Tighter Clock·GOOGL +1.2%Microsoft’s 45% Copilot Price Hike Heads to Court: What Your Subscription Renewal Won’t Tell You·AMZN +2.9%NVIDIA's Earth-2 and DeepMind's GraphCast: The AI Weather Models That Could Change Your Windows Workloads·MSFT +0.1%Microsoft 365 Copilot Now Offers a 30-Day Deferred Update Window — Here’s How to Use It Without Slowing Everything Down·NVDA +3.0%Microsoft Teams Forces External Meeting Bots to Seek Your Permission Before Joining·GOOGL +1.2%Microsoft Teams Now Flags Unusual External Contacts—Here’s How to Use the Report·AMZN +2.9%Microsoft’s 26H2 Experiment Adds Cloud Rebuild, But Your Recovery Key Is the Real Lifeline·MSFT +0.1%Windows 10 Office Users Face Feature Freeze by August 2026: Critical Dates and Actions·NVDA +3.0%Azure Batch’s Windows Server 2016 End Date Is January 12, 2027—GPU Pools Get an Even Tighter Clock·GOOGL +1.2%Microsoft’s 45% Copilot Price Hike Heads to Court: What Your Subscription Renewal Won’t Tell You·AMZN +2.9%NVIDIA's Earth-2 and DeepMind's GraphCast: The AI Weather Models That Could Change Your Windows Workloads·MSFT +0.1%Microsoft 365 Copilot Now Offers a 30-Day Deferred Update Window — Here’s How to Use It Without Slowing Everything Down·NVDA +3.0%Microsoft Teams Forces External Meeting Bots to Seek Your Permission Before Joining·GOOGL +1.2%Microsoft Teams Now Flags Unusual External Contacts—Here’s How to Use the Report·AMZN +2.9%

Ntauth Store

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Administrator Protection · Kerberos

Microsoft merges JIT admin elevation with Kerberos PAC hardening to block credential theft attacks

Microsoft's latest security guidance represents a significant evolution in Windows authentication hardening, bringing together two critical security initiatives that have been developing for years....

SESecurity Desk·41w ago
Security

Kerberos CVE-2025-26647 Hardening Causes Authentication Chaos: The Full Story of Audit-to-Enforce and NTAuth Requirements

Microsoft’s April 2025 security updates introduced mandatory Kerberos protections for CVE-2025-26647, but the enforcement phase triggered a cascade of authentication failures across enterprise...

Security Desk·46w ago ·5 min
Security

April 2025 Windows Server Update Triggers Authentication Failures: Comprehensive Guide to Mitigation and Resolution

Overview Microsoft's April 2025 Windows Server update has led to widespread authentication failures impacting enterprise environments worldwide. Although the update was designed to bolster security,...

Security Desk·62w ago ·5 min
Security

Understanding the April 2025 Windows Server Kerberos Authentication Issues

Overview In April 2025, Microsoft released security updates aimed at addressing vulnerabilities within Windows Server environments. However, these updates inadvertently introduced significant...

Security Desk·62w ago ·5 min
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Active Directory · Certificate

April 2025 Windows Update Disrupts Kerberos Authentication: Causes, Impacts, and Solutions

Overview In April 2025, Microsoft released a security update aimed at addressing a critical vulnerability in Kerberos authentication, identified as CVE-2025-26647. This update, however, led to...

SE Security Desk·62w ago