Threat Hunting: No Longer Optional, Still Wildly Underfunded

By Neil Wyler, vice president of defensive services, Coalfire [ Join Cybersecurity Insiders ]
Cybersecurity Research

More companies are finally waking up to the value of threat hunting. That’s progress. Ransomware, insider threats, credential stuffing — this stuff doesn’t politely raise its hand and announce itself. Threat hunting helps you actually look for it. And today, more organizations are realizing they can’t just trust a blinking dashboard and a few shiny tools to tell them everything’s fine.

We’re also seeing better structure and frameworks emerge, which helps, because “just go look for evil” isn’t exactly a mature methodology. But at the same time, security teams are drowning in data. Alert fatigue is real. Logs are noisy. And way too many organizations still treat threat hunting like a nice-to-have or worse, ignore it completely.

Here’s the truth: if you don’t have a dedicated threat hunting capability, you’re leaving the front door cracked open and hoping no one notices. So, how do you make this happen? Read on.

The Real Reason We Hunt

At its core, threat hunting exists to answer a single brutal question: “Is someone already inside?”

Most organizations spend millions of dollars trying to build a digital fortress, but too often that results in a hard candy shell with a chewy, exploitable center. Hunters are the ones who check the center.

Take this in: according to IBM’s Cost of a Data Breach report, the average dwell time is 194 days. That’s six months of silent, creeping access — stolen data, hijacked creds, lateral movement — all under your nose.

Buying more tools isn’t the answer; not if there’s already someone living rent-free in your environment. You need humans in the loop. You need skilled hunters who know what to look for, where to look, and how to follow a hunch. Without this, all that tech investment just gives the attacker more things to pivot around.

And if you can’t confidently answer the question, “Are we already compromised?” you need to pause everything else. Don’t toss pen-testers into a live breach and teach your intruder new tricks.

Make Hunting Actually Work

Step one: Stop treating threat hunting like a side project. It’s not a one-off engagement or an “extra set of eyes.” It’s a strategic capability. Bring in a team, build the process, and integrate it into your security DNA.

The hardest part is the sheer volume of noise. Your threat hunters need to decide where to look — and that starts with understanding what matters most. This is your crown jewels. It’s the things that would make your CISO’s phone explode if they hit the evening news. That’s where you focus.

Automation helps, too, not by doing the hunting, but by clearing the trash. Have machines sift through threat intel feeds and low-value indicator-of-compromise (IOC) matching so your team can actually hunt. Parsing five feeds full of IPs and domains might feel productive, but it’s not real hunting. It’s security busywork. Let your tools do what they’re good at, so your humans can do what they are good at.

Train your hunters to think like attackers. They need to think about: Where would they go? How would they get out? What does egress look like? Follow the data trails like you’re the one trying to make them disappear.

Final Word: If You’re Not Hunting, You’re Hoping

Threat hunting isn’t optional anymore. The threats are already inside, or they’re coming. What matters is whether you’re looking for them — and how you’re looking. Build a systematic program. Automate the grunt work. Protect what matters. And don’t build your house on the assumption that everything’s quiet just because the SIEM says so.

In short, threat hunting is the foundation. Everything else is decoration.

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