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Network Security

How networks are structured, segmented, and monitored to contain threats. This topic cluster covers the core building blocks — firewalls, IDS/IPS, and DMZ architecture — and how each appears in real compliance assessments across PCI DSS, ISO 27001, and SWIFT CSP.

📡 Deep topic cluster PCI DSS · ISO 27001 · SWIFT CSP Assessor perspective

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Published Articles 1 article

Network Security

Network Security 11 min

How Does a Firewall Work — And What Auditors Actually Check When They Assess One

Firewalls explained from an assessor's view. What types exist, how ruleset governance works, and what PCI DSS, ISO 27001, and SWIFT CSP actually require.

Topics in this cluster 4 topics

Network Security 11 min

Firewalls

How they work, types, ruleset governance, and what PCI DSS, ISO 27001, and SWIFT CSP require.

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SWIFT CSP Assessor CISA CEH ISO 27001 Lead Implementer CC (ISC2) 35 ISO 27001 Engagements 27+ PCI DSS ROCs

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