Server Security

Host Firewall Tuning

Restrict exposed ports and services.

Host firewalls are a last line when network segmentation is incomplete or hosts sit on risky internal paths. Unnecessary open ports simplify exploitation.

Hoxy defines inbound/outbound policy by server role and keeps exceptions minimal and documented.

Coordination with perimeter firewalls and configuration management keeps policies consistent across the fleet.

Validation with allowed-service connectivity tests prevents outages.

Highlights

  • Server-role-based policy
  • Minimizing exposed ports
  • Fleet-wide consistency
  • Validation without service disruption

Outcomes

  • Reduced per-host attack surface
  • Better containment after internal footholds
  • Stronger alignment to hardening baselines

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Restrict exposed ports and services.