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firewall security

2 articles on firewall security.

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IOC Expiration: When to Remove an IP From a Blocklist
ResearchSep 9, 2026

IOC Expiration: When to Remove an IP From a Blocklist

Manage IOC expiration with separate DNS, evidence and STIX validity clocks. Review stale IP blocks, process withdrawals and preserve the audit trail.

6 min read
Blocklists for Operational Threat Prevention: Test and Roll Back
ResearchSep 2, 2026

Blocklists for Operational Threat Prevention: Test and Roll Back

Use /app/blocklists to select, test, deploy, measure, and safely reverse IP or domain prevention controls.

7 min read