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Windows on ARM Security: How to Protect ARM-Based Windows Devices Without GapsΒ 

Kobi Katzir
Kobi Katzir
14 May 2026
4 min read
Cybersecurity News

The shift to Windows on ARM devices is accelerating fast. 

From executive laptops to developer environments, organizations are adopting ARM-based Windows endpoints for better performance, efficiency, and battery life. But as this transition gains momentum, a critical question is emerging: How do you secure ARM-based Windows devices without introducing new risks? 

Because while the hardware has evolved, endpoint security hasn’t kept pace. β€― 

What is Windows on ARM security? 

Windows on ARM security refers toΒ protectingΒ ARM64-based Windows devicesΒ using endpoint security solutions that are nativelyΒ optimizedΒ for ARM architecture. This ensures full performance, compatibility, and complete protection against modern threats without relying on emulation or reduced functionality.Β 

Without native ARM64 endpoint protection, these devices can become blind spots, creating gaps that attackers can exploit. β€― 

Why does Windows on ARM create a security gap? 

At a glance, Windows on ARM devices look and operate like traditional Windows systems. But under the surface, they run on a fundamentally different architectureβ€”ARM64 instead of x86/x64

Most legacy endpoint security tools were designed for x86 environments. As a result, many struggle to support ARM-based Windows endpoints effectively. This creates several risks: 

  • Incomplete protection: Security features may not fully function on ARM devices 
  • Performance issues: Emulation layers can degrade system performance  
  • Compatibility challenges: Tools may not operate reliably or consistently  

As organizations expand their use of ARM-based Windows devices, these endpoints can quickly become high-value targets for ransomware and fileless malware.β€― 

Do endpoint security tools support ARM-based Windows devices? 

Some do…but many don’t support ARM natively. Instead, traditional tools often rely on partial compatibility or roadmap promises, which can result in: 

  • Reduced detection or prevention capabilities  
  • Gaps in visibility and policy enforcement  
  • Increased operational complexity across mixed environments  

This forces security teams into a difficult position: manage multiple tools, accept reduced protection, or delay adoption of modern devices. β€― 

How do you secure ARM-based Windows endpoints effectively? 

To properly secure ARM-based Windows devices, organizations need native ARM64 endpoint protection, not retrofitted or emulated solutions. 

Effective Windows on ARM security should include: 

  • Native architecture support for full performance and compatibility  
  • Consistent protection across all endpoints, regardless of architecture  
  • Centralized policy management across x86, x64, and ARM devices  
  • Prevention-first security that stops attacks before execution  

Because today’s threats (especially AI-enabled ransomware and fileless attacks) move too fast for detection alone. β€― 

How Morphisec secures Windows on ARM devices 

Morphisec extends its patented preemptive cyber defense approach to ARM-based Windows environments, delivering native ARM64 endpoint protection with no tradeoffs.  

Instead of relying on detection after an attack begins, Morphisec prevents threats before they execute, protecting against ransomware, zero-day exploits and fileless attack techniques. 

This includes: 

  • Pre-execution prevention of ransomware 
  • Full compatibility and performance with ARM-based Windows endpoints  
  • Seamless deployment and management via the Morphisec Security Cloud Console (MSC3)

The result is consistent, high-fidelity endpoint security across x86, x64, and ARM architectures, without added complexity. β€― 

Why native ARM endpoint security matters for CISOs and IT teams 

For security leaders, the shift to ARM isn’t just a hardware upgrade. It’s a potential security blind spot. 

Without native support, organizations risk: 

  • Fragmented security tools across environments  
  • Increased attack surface across unmanaged endpoints  
  • Operational inefficiencies for IT and security teams  

With native ARM64 endpoint protection, organizations can: 

  • Standardize security across all Windows endpoints  
  • Simplify deployment and management  
  • Reduce tool sprawl and complexity  
  • Strengthen resilience against advanced threats  

In short: you can adopt modern devices without compromising your security posture. β€― 

Don’t let ARM become your next security blind spot 

Windows on ARM adoption is only accelerating.  

The real question is whether your endpoint security strategy is evolving with it. If your security tools aren’t built for ARM, you already have a gap. Download the Morphisec Protector for Windows on ARM data sheet for a deeper look at how Morphisec can help you secure ARM-based Windows environments. 

2026 - Windows ARM Datasheet

FAQs

Is Windows on ARM secure by default?

Windows includes built-in protections, but organizations still need advanced endpoint security to defend against ransomware, fileless malware, and zero-day attacks.

Why is ARM64 endpoint protection important?

Without native ARM64 support, security tools may fail to fully protect devices, creating gaps that attackers can exploit.

Can traditional endpoint security tools run on ARM devices?

Some can run in limited or emulated modes, but many lack full functionality or performance optimization. Native ARM support is required for complete protection.

What threats target ARM-based Windows devices?

ARM-based endpoints are vulnerable to the same advanced threats as traditional systems, including ransomware, fileless attacks, zero-day exploits, and data exfiltration techniques.

What is the best way to secure Windows on ARM devices?

The most effective approach is using a security platform that provides native ARM64 support, consistent policy enforcement, and prevention-first protection across all endpoints. Instead of relying on detection after an attack begins, Morphisec prevents threats before they execute, protecting against ransomware, zero-day exploits and fileless attack techniques.

About the author

A bald man in a dark suit jacket and white shirt, facing forward, with a neutral expression against a dark background.

Kobi Katzir

Head of Product

Kobi Katzir is the Head of Product at Morphisec, where he leads the company’s product vision, strategy, and execution. With a strong foundation in cybersecurity, AI and enterprise software, he specializes in building innovative, customer-centric solutions that address today’s most complex security challenges. Before joining Morphisec, Kobi served as Head of Product Strategy and Management at Cybereason, driving endpoint protection initiatives, shaping product direction, and leading go-to-market strategies. Prior to his tenure at Cybereason, he contributed his expertise to Check Point Software Technologies in a key product leadership capacity. Earlier in his career, Kobi held pivotal product role at Imperva as Director of Product Management, where he advanced data security, privacy, and compliance technologies. With a proven track record of guiding high-impact product teams from concept to market, Kobi is dedicated to empowering organizations with proactive, preventative security measures that stay ahead of sophisticated cyber threats.

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