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AI Broke Your Security Model — GartnerĀ® SaysĀ It’sĀ Time forĀ PreemptiveĀ DefenseĀ 

Brad LaPorte | New York
Brad LaPorte | New York
28 Apr 2026
7 min read
Artificial Intelligence

AI didn’t just accelerate cyberattacks. It broke the assumptions modern security was built on. 

For years, organizations have relied on detection and response as the backbone of their security strategy. But today’s attackers aren’t playing by those rules. They’re using generative and agentic AI to move faster, adapt in real time, and bypass controls that were never designed to stop threats before execution. 

And now, Gartner is making it official. 

In its latest research, Emerging Tech: Top Solution Capabilities in Preemptive Cybersecurity, Gartner outlines a clear shift: organizations must move beyond reactive detection and adopt preemptive cybersecurity strategies that deny, deceive, and disrupt attacks before they succeed. 

Download the complimentary Gartner report to explore the full findings:

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The Breaking Point: AI Has Outpaced Detection 

Attackers are no longer constrained by time, tooling, or scale. 

AI-generated malware can morph in real time. Autonomous attack chains eliminate manual effort. Fileless and memory-based techniques bypass traditional controls entirely. And perhaps most critically, attacks now unfold faster than humans (or detection tools) can respond. 

As per our knowledge, Gartner highlights a harsh reality1:Ā 

  • AI enables attackers to bypass traditional controls with unprecedented sophistication  
  • The speed of exploitation now exceeds human response capabilities  

This is the AI security gap in action. 

It’s not a visibility problem. It’s not a tooling problem. It’s a time problem. By the time an alert is triggered, the damage is already in motion. If your strategy starts with detection, you’re already late. ā€Æ 

Gartner Answer:Ā PreemptiveĀ CybersecurityĀ 

To keep up, securityĀ mustĀ change;Ā not incrementally, but fundamentally.Ā Gartner defines preemptive cybersecurity as an approach that takesĀ automated, real-time, anticipatory actionĀ to deny, disrupt or deceive adversaries.

At its core, this model is built on three outcomes: 

  • Deny attackers access to viable targets  
  • Deceive them with false signals and environments  
  • Disrupt their ability to execute attacks  

This represents a complete shift in how security operates: 

  • From alerts → automated action  
  • From investigation → interruption  
  • From response → prevention  

This isn’t just a new layer in the stack. It’s a new operating model for cybersecurity. ā€Æ 

What Defines Preemptive Security? 

Gartner outlines the core capabilities organizations must adopt to make this shift: 

  • Automated Moving Target Defense (AMTD)Ā 
    Shifts Threat Detection to Active Prevention by Disrupting AI-Driven Attacks Early.
  • Advanced Cyber Deception & ObfuscationĀ 
    Shifts the Balance of Power by Weaponizing the Attack Surface With AI-Driven Decoys.
  • Predictive Threat Intelligence (PTI)Ā 
    Anticipates and Helps Neutralize AI-Driven Attacks Before They Occur.
  • PreemptiveĀ Exposure ManagementĀ 
    Evolves Beyond Visibility to Deliver Autonomous Interdiction.

The takeaway: Preemptive security doesn’t wait to see what happens. It changes the conditions so attacks can’t succeed in the first place. ā€Æ 

Detection vs. Preemptive Security: What’s the Difference? 

Here’s where the shift becomes crystal clear: 

Detection-Based Security Preemptive Cybersecurity 
Identifies threats after activity begins Stops threats before execution 
Relies on signatures, behavior, and alerts Uses deception, obfuscation, and dynamic environments 
Requires human investigation and response Automates disruption in real time 
Reactive and event-driven Proactive and continuous 
Measures time to detect/respond (MTTD/MTTR) Measures time to prevent/neutralize (MTTN) 
Assumes breach is inevitable Works to make breach impossible 

This is the shift Gartner is calling for. And it’s happening faster than most organizations realize. ā€Æ 

Gartner predicts1

  • By 2030, preemptive cybersecurity solutions will be incorporated into 50% of IT security
    spending
  • By 2030, preemptive cybersecurity technologies will be included in 75% of security solutions that are currently focused solely on detection and response.

This is a platform-level transformation, not a niche trend. Organizations that continue investing solely in detection and response will find themselves defending against modern threats with outdated models.  

And it isn’t just a concept; it’s already delivering real-world results. In a Gartner-cited use case, an enterprise organization replaced its legacy security stack with an AMTD-based memory protection solution. 

Instead of detecting attacks, the system continuously reshaped runtime memory, making it impossible for attackers to predict or exploit. 

The result? 

  • Malicious injections failed instantly
  • Credential harvesting attempts were neutralized  
  • False positives dropped by 95%  

When attackers can’t understand the environment, they can’t succeed. ā€Æ 

Where Morphisec Leads the Shift to Preemptive Defense 

While many organizations are just beginning to explore preemptive security, Morphisec has been building toward this model from the start. 

  • A Pioneer in Automated Moving Target Defense
    Morphisec’s core deception technology continuously reshapes runtime environments, preventing fileless attacks, memory exploits, zero-day threats and more, before they can execute. 
  • Adaptive AI Defense for the AI Threat Era 
    As attackers weaponize AI, Morphisec is using it to preempt them. Adaptive AI Defense protects against autonomous attack chains, AI-generated malware and rogue AI agents by stopping threats before they gain a foothold. 
  • Adaptive Exposure Management 
    Morphisec extends beyond protection into proactive risk reduction. Instead of simply identifying exposures, it continuously validates risk, simulates potential attack paths, and automatically neutralizes vulnerabilities, which directly aligns with Gartner’s vision of autonomous interdiction. ā€Æ 

Morphisec isn’t adapting to the future of cybersecurity. It’s already operating in it. ā€Æ 

From Detection to Prevention: The New Security Standard 

AI has changed the threat landscape.Ā We believe, Gartner hasĀ validatedĀ the shift.Ā AndĀ preemptive cybersecurity is quickly becoming the new standard.Ā The questionĀ isn’tĀ whether you need it.Ā It’sĀ whether your current security stackĀ is capable of deliveringĀ it.   

Download a complimentary copy of the Gartner Emerging Tech: Top Solution Capabilities in Preemptive Cybersecurity research to learn why detection-first security is no longer sufficient and how you can evaluate your current security posture. 

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1Gartner Emerging Tech: Top Solution Capabilities in Preemptive Cybersecurity, Luis Castillo, Isy Bangurah, David Senf, Elizabeth Kim, Charanpal Bhogal, Travis Lee, Carl Manion, published 1 April 2026 

GARTNER is a registered trademark of Gartner, Inc. and/or its affiliates.  

This graphic was published by Gartner, Inc. as part of a larger research document and should be evaluated in the context of the entire document. The Gartner document is available upon request from Morphisec.  

About the author

Brad LaPorte headshot

Brad LaPorte | New York

Chief Marketing Officer

Brad LaPorte is a seasoned cybersecurity expert and former military officer specializing in cybersecurity and military intelligence for the United States military and allied forces. With a distinguished career at Gartner as a top-rated research analyst, Brad was instrumental in establishing key industry categories such as Attack Surface Management (ASM), Extended Detection & Response (XDR), Digital Risk Protection (DRP), and the foundational elements of Continuous Threat Exposure Management (CTEM). His forward-thinking approach led to the inception of Secureworks’ MDR service and the EDR product Red Cloak—industry firsts. At IBM, he spearheaded the creation of the Endpoint Security Portfolio, as well as MDR, Vulnerability Management, Threat Intelligence, and Managed SIEM offerings, further solidifying his reputation as a visionary in cybersecurity solutions years ahead of its time. He is based in Morphisec’s New York office at 122 Grand St, New York, NY.

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