Security Baselines, Zero Trust, Network Architecture

Cyber Log — October 9, 2025

Focus Areas: Security Baselines, Zero Trust, Network Architecture**

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Objectives

Consolidate Zero Trust and network architecture studies; ensure comprehension of baseline hardening.

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Activities & Labs

• Mapped network diagram illustrating DMZ, internal, management, and IoT segments.
• Evaluated policy application through Intune security baselines.
• Compared NIST Zero Trust pillars against CompTIA guidelines.

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Knowledge & Concept Highlights

• Role of DMZ in public-facing architecture.
• Micro-segmentation benefits vs complexity.
• Integration of conditional access with SIEM alerting concepts.

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Tools & Commands

• Draw.io for network diagramming.
• Intune Security Baseline templates.

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Reflections & Takeaways

Understanding of logical segmentation solidified.
Recognized need to link monitoring (Blue Team) perspective with Red Team planning for future Purple-tint work.

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End of Log — October 9, 2025