ISO/IEC 27033 addresses inconsistent and ad hoc network security design by providing structured guidance for secure communications and network architecture.
Many organizations build network security incrementally, leading to inconsistent controls, undocumented design decisions, and weak governance. ISO/IEC 27033 addresses this by defining principles and reference scenarios for securing networks and communications.
The standard helps organizations design networks that protect confidentiality, integrity, and availability while remaining auditable and maintainable over time.
Standards-based network design reduces dependency on individual expertise and improves long-term resilience.
“Network security fails when design decisions are undocumented.”
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