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Configuration security, in plain language

Notes on the frameworks, attack paths, and real CVEs behind network and system config audits — from the team building ConfGoOne.

Oct 22, 2026·How-to

How to audit a Cisco router configuration: a step-by-step checklist

A practical checklist for auditing a Cisco IOS / IOS XE configuration: management access, authentication, SNMP, logging, NTP and unused services — with the commands to check and fix each one.

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Oct 22, 2026·Firewalls

12 firewall misconfigurations auditors find again and again

From any-any rules to exposed admin interfaces and missing logs: the firewall configuration mistakes that show up in almost every audit, why they matter, and how to fix them.

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Sep 17, 2026·Hardening

10 network device hardening checks most audits skip

The obvious stuff — password complexity, NTP, banners — gets checked every time. These ten don't, and they're where real compromises start.

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Sep 10, 2026·CVE Analysis

The Cisco IOS XE Web UI backdoor: what CVE-2023-20198 actually teaches us

One misconfigured feature, one unauthenticated privilege-escalation bug, and tens of thousands of routers with a planted admin account. Here's what a config audit would have — and wouldn't have — caught.

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Sep 3, 2026·Drift Detection

Why configuration drift is the blind spot in most security audits

A device can pass its audit on Monday and be wide open by Friday, with nobody touching the audit report in between. Point-in-time scans can't see that. Here's what can.

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Aug 27, 2026·Attack Paths

What is attack path analysis (and why a findings list isn't enough)

A list of 40 findings sorted by severity tells you what's wrong. It doesn't tell you which three of them, chained together, get an attacker to domain admin. That's a different question.

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Aug 20, 2026·Frameworks

CIS Controls vs. NIST 800-53 vs. PCI-DSS: how they actually differ

Three frameworks, three different jobs. If you've ever had to explain to an auditor why "we're NIST-aligned" doesn't mean "we're PCI-compliant," this is for you.

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