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System Administration · Identity & Access · Security · High Availability & Reliability

Build a new Windows Server 2025 Active Directory forest

Plan, promote, harden, validate, and back up a new two-controller Windows Server 2025 forest without exposing credentials or treating a VM snapshot as directory recovery.
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danger360 minadvanced11 stepsWindows Server

Containers & Kubernetes · Security · Identity & Access

Design least-privilege Kubernetes RBAC and ServiceAccounts

Derive exact Kubernetes API permissions from observed calls, create a dedicated ServiceAccount with no ambient token, bind a narrow namespaced Role, mount a short-lived audience-bound token only where needed, and prove both allowed and denied behavior.
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caution150 minadvanced13 stepsKubernetes