Introduction to Privileged Access Workstations (PAW) A Privileged Access Workstation (PAW) is a dedicated, hardened computer used exclusively for performing sensitive administrative tasks. The concept was formalized by Microsoft as part of the Privileged Access strategy to counter the most common attack vectors used by threat actors to compromise administrative accounts — credential theft, pass-the-hash, […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read • Source: Microsoft KB5019961 • MSRC update-guide entry Related CVEs: CVE-2023-21712 Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read • Source: Microsoft KB5022838 • MSRC update-guide entry Related CVEs: CVE-2023-21808 CVE-2023-21689 CVE-2023-21690 CVE-2023-21692 CVE-2023-21684 CVE-2023-21701 CVE-2023-21797 CVE-2023-21798 +12 more Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 Windows Server 2019 […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read • Source: Microsoft KB5033376 • MSRC update-guide entry Related CVEs: CVE-2023-35628 Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read • Source: Microsoft KB5022735 • MSRC update-guide entry Related CVEs: CVE-2023-21808 CVE-2023-21722 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
Overview of Exchange Edge Transport Server The Exchange Edge Transport server role acts as the outermost layer of your on-premises Exchange mail infrastructure. Unlike Hub Transport or Mailbox servers, the Edge Transport server is intentionally deployed in the DMZ (demilitarized zone) or perimeter network and is not domain-joined. This isolation means that if the Edge […]
🟠 High ⏱ 5–30 min Last verified: 23 January 2023 Affected versions: Windows Server 2022 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read • Source: Microsoft KB5027282 • MSRC update-guide entry Related CVEs: CVE-2023-29363 CVE-2023-32014 CVE-2023-32015 CVE-2023-29346 CVE-2023-29351 CVE-2023-29355 CVE-2023-29358 CVE-2023-29359 +12 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]
Introduction to Windows Server Failover Clustering with SQL Server Windows Server Failover Clustering (WSFC) combined with SQL Server Failover Cluster Instances (FCI) is one of the oldest and most battle-tested high-availability solutions for SQL Server workloads. Unlike Always On Availability Groups, which replicate data between nodes, a Failover Cluster Instance presents SQL Server as a […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read • Source: Microsoft KB5028240 • MSRC update-guide entry Related CVEs: CVE-2023-35365 CVE-2023-35366 CVE-2023-35367 CVE-2023-32057 CVE-2023-35297 CVE-2023-33166 CVE-2023-33167 CVE-2023-33168 +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]
