AI SOC: When to buy and when to DIY

Zev Schonberg
blog cover for AI SOC: When to buy and when to DIY

The question isn’t whether to build. It’s what’s worth building.

Nearly every security organization with strong engineering resources is running some kind of internal AI project right now. That’s not a problem to be solved, it’s a sign of a healthy, capable team. The question worth asking isn’t “build or buy?” It’s a more precise one: which parts of this problem are worth your engineers’ time, and which parts aren’t?

That distinction changes the conversation entirely.

Intezer’s approach isn’t to compete with your internal roadmap. It’s to handle the commodity layer, common alert sources like CrowdStrike for example, so your engineers can focus on the security challenges that are actually unique to your organization. Some companies with very strong engineering teams are getting tremendous value from Intezer, precisely because they understand exactly what they’d rather not build themselves.

One Fortune 100 company started with Intezer for phishing triage, which removed a significant chunk of their internal DIY roadmap and freed their team to focus on their unique, internal use cases. Another F500 company went further as they expanded their Intezer contract while building their own custom internal AI for their own security use cases. Build and buy, working together, each doing what it does best.

So with that framing in mind, here’s an honest look at the parts of the AI SOC problem that are genuinely worth building and the parts that usually aren’t.

The maintenance treadmill nobody talks about

The first thing you encounter when you start building AI-driven alert triage is that the initial integration is only a fraction of the long-term work.

SIEM integrations break when vendors push updates. EDR APIs change without notice. New alert formats appear. Security tools version, deprecate endpoints, and shift data schemas on their own timelines. Keeping those integrations alive requires constant reverse engineering, work that is generic across every security organization in the world, but still consumes real engineering hours every single week.

Intezer already handles all of that. The integrations are built, maintained, and updated as the ecosystem evolves. When you offload the commodity layer, you skip the maintenance treadmill and get straight to what actually requires your organization’s specific knowledge.

Vendor alerts share many similarities even in different customer environments

Every security team knows their environment has its own complexity with unique infrastructure, specific tooling, particular workflows that took years to build. That’s real, and it matters.

But when it comes to the triage logic itself like investigating a suspicious lateral movement event, assessing a phishing alert, working through a cloud misconfiguration, the patterns tend to look remarkably similar across organizations. These are problems the industry has collectively solved thousands of times over.

That doesn’t diminish the work your team has done. It does raise a practical question: is rebuilding that common triage baseline the best use of your most capable engineers? The time spent recreating what already exists everywhere is time not spent on the challenges where your team’s knowledge is genuinely irreplaceable for your specific threat model, your particular infrastructure, and the edge cases no vendor has seen before.

Plugging into Intezer for the common alert sources isn’t a concession. It’s a way to protect your team’s time for the work that only they can do.

The integration challenge

One objection that comes up reliably, “we’ll need to do the integration work regardless”. That’s true. Connecting any automated system to your production security stack is environment-specific work that no vendor can fully do for you.

But here’s the distinction. With Intezer, that integration challenge is the only technically demanding part remaining. You’re not also building the investigation engine, the forensic analysis layer, the case correlation logic, the noise reduction system, and the detection feedback loop from scratch.

Building everything yourself means doing all of that foundational work and the integration. You spend months getting to a starting line that Intezer has already crossed, backed by years of operational learning across more than 150 enterprise deployments.

What the ROI actually looks like

There’s a headcount dimension here that often gets underweighted.

Building and maintaining your own AI SOC automation means dedicating engineering resources to it indefinitely. Those people aren’t available for other priorities. Their output is difficult to measure in security terms. And at the end of it, you’ve built something that performs commodity triage work, the same work Intezer has already productized and is continuously improving.

Buying Intezer converts that into a measurable line item with clear security outcomes attached: investigation accuracy, alert volume handled per analyst, time to resolution, escalation rate. RSM reported saving approximately 21,000 analyst hours per month, the equivalent of around 130 analysts, by running Intezer as their AI SOC layer. That’s not a soft productivity argument. It’s a concrete operational ROI story.

Continuous learning

One more dimension worth considering. What happens after an alert is triaged?

When Intezer investigates an alert, that outcome feeds back into detection engineering at the source, surfacing noisy or broken rules, mapping coverage gaps to MITRE ATT&CK, and generating deployment-ready detection rules informed by actual investigation results. The system gets smarter with every alert it processes. Detection improves based on evidence, not assumptions.

Homegrown automation rarely achieves this systematically. You triage the alert, close the ticket, and move on. The learnings don’t automatically improve your SIEM rules or extend your detection coverage. The system runs, but it doesn’t compound.

The practical frame

Think of it less as build vs. buy and more as what’s the right division of labor?

The commodity layer, common alert sources, standard triage logic, integration maintenance, detection lifecycle management, is worth offloading. That’s where Intezer operates. Your engineers stay focused on what’s actually differentiated: the security challenges that are specific to your environment, your risk profile, your business.

The teams that figure out this division early move faster, cover more, and build the things that actually matter. 

Learn more about Intezer.

Zev Schonberg

Zev Schonberg is a product marketing manager with years of experience in deep tech.

As a lead contributor at Intezer, Zev authors research-driven analysis and thought leadership that explores how modern security operations centers can better detect, investigate, and respond to threats at scale.

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