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The Grumpy Security Guy

Opinions about security you did not ask for

The Tabletop Exercise Everyone Passed

  • Post author:The Grumpy Security Guy
  • Post published:August 30, 2026
  • Post category:Rants

Last quarter your organization ran a tabletop exercise. A facilitator walked the team through a ransomware scenario, everyone said the right things, the runbook was referenced, and the after-action report…

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Compliant Is Not Secure, and It Never Was

  • Post author:The Grumpy Security Guy
  • Post published:August 23, 2026
  • Post category:Rants

There is a framed certificate on a wall somewhere in your building right now. It has a nice border, an auditor's logo, and a date. Somebody spent six figures and…

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Every Defense You Buy Comes With an Off Switch

  • Post author:The Grumpy Security Guy
  • Post published:July 27, 2026
  • Post category:Rants

Twenty years in this business and I can tell you the most dangerous thing in any security architecture is not the firewall you forgot to configure. It is the off…

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Top 10 “Underground” Security Resources

  • Post author:
  • Post published:February 5, 2009
  • Post category:Uncategorized

Not underground like the Russian Business Network but not as well known as some people think. These sites and conferences will be well known to some but I am amazed…

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Firewall Management Tools: What to Look For

  • Post author:
  • Post published:January 12, 2009
  • Post category:Uncategorized

Managing firewalls at scale is a nightmare. Anyone who tells you otherwise is either lying or has never managed more than two firewalls. Once you get past a handful of…

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MS Destroys the Consumer AV Market

  • Post author:
  • Post published:November 19, 2008
  • Post category:Uncategorized

Today Microsoft announced that they are going to start offering free anti-virus/spyware/trojan/rootkit protection for consumers. This is going to have a massive impact on the consumer AV market. Think about…

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Ransomware Audit: What It Is and Why Your Organization Needs One

  • Post author:
  • Post published:September 15, 2008
  • Post category:Uncategorized

Everyone is talking about ransomware these days. And for good reason - it is the fastest growing threat vector we have seen in years. But here is the thing that…

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What is the Goal of an Incident Response Effort?

  • Post author:
  • Post published:July 22, 2008
  • Post category:Uncategorized

I keep hearing people talk about incident response like it is some magical process that will save them when things go wrong. But when I ask them what the actual…

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What is the Goal of Social Engineering?

  • Post author:
  • Post published:June 10, 2008
  • Post category:Uncategorized

People always ask me about social engineering like it is some kind of dark art. It is not. It is actually pretty simple once you understand the goal. The goal…

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Bots + Web Vulnerabilites – An Approaching Storm

  • Post author:
  • Post published:May 22, 2008
  • Post category:Uncategorized

I called this one the day after the first wave of mass SQL Injection attacks came out. I told Jeremiah that we would see botnets doing this attack shortly as…

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Recent Posts

  • The Tabletop Exercise Everyone Passed
  • Compliant Is Not Secure, and It Never Was
  • Every Defense You Buy Comes With an Off Switch
  • Top 10 “Underground” Security Resources
  • Firewall Management Tools: What to Look For

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