Guide
Blocklist Hygiene: Why Active and Inactive IPs Should Be Separated
Separating active and inactive IPs keeps firewall exports current while preserving historical intelligence for research.
IPToBlock Blog
Security notes, platform updates, and practical defensive guidance.
Guide
CVE Prioritization: How to Use KEV, EPSS, CVSS and Exposure Together
Not every CVE deserves the same urgency. This guide explains how to prioritize vulnerabilities by exploitability and exposure.
Guide
How to Report Abusive IP Addresses: Evidence, Categories and Triage
Good abuse reports make blocklists more accurate. Here is what to include before submitting an IP address.
Guide
Firewall Blocklist Formats: MikroTik, Cisco, pfSense, Nginx, Apache and Linux
Different firewalls need different blocklist formats. This guide explains how to choose the right export format and avoid deployment mistakes.
Guide
IP Reputation vs IP Blocklist: What Security Teams Should Actually Use
IP reputation and IP blocklists are related, but they solve different security problems. This guide explains when to use each.
Guide
Malicious IP Blocklist Guide: How to Use Abuse Reports Without Blocking Legitimate Traffic
A practical guide to using malicious IP blocklists without creating avoidable false positives or stale firewall rules.