Host Firewall

Also known as:

  • Host-Based Firewall

What problem does it target?

Host-based firewalls address the risk of unauthorized access, malware, and lateral movement by controlling network traffic to and from individual endpoints.


What does this solution do?

Host-based firewall platforms:

  • Filter inbound and outbound traffic on endpoints
  • Enforce security policies at the device level
  • Provide logging, alerting, and reporting for endpoint activity
  • Integrate with endpoint protection and management tools

Who is this for?

  • Organizations with distributed or remote endpoints
  • Security and IT operations teams
  • Enterprises seeking granular control over endpoint traffic

Who might not benefit from this?

  • Environments with only network-level firewalls
  • Small businesses with minimal endpoint risk

Pitfalls and remedies

Pitfall Remedy
Misconfigured rules blocking legitimate traffic Regularly review and update policies
User tampering or disabling Use management tools to enforce settings
Overlapping policies with network firewalls Coordinate rules and monitor for conflicts

Sample products

  • Windows Defender Firewall
  • macOS Application Firewall
  • Symantec Endpoint Protection Firewall
  • CrowdStrike Falcon Firewall Management
  • Sophos Intercept X Firewall

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