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Crowdstrike vs. Microsoft Defender Comparison

Recommendations 

Linux Servers

FeatureCrowdStrikeMicrosoft Defender
Cost$29.05 per machine/year $69.38 per machine/year
Support OfferingsVendor support is included in the Crowdstrike license. OIT's recommended Linux support third-party vendor is Crafty Penguins.OIT can assist in escalations to Microsoft. OIT's recommended Linux support third-party vendor is Crafty Penguins.
CapabilityAntivirus, Endpoint Detection and Response, managed Security Operations Center, Vulnerability Management (additional subscription required).Antivirus, Endpoint Detection and Response, and Vulnerability Management. 
Deployment ease of useDownload the latest installer script from the web portal. Additional work required to integrate with configuration management tools like Ansible, Puppet or Chef. Install via package repository for popular distros or download the installer script. Online documentation includes examples for all popular configuration management tools.
Performance Impact on endpointMinimal performance impact Moderate performance impact
Management interface ease of useThe management interface offers a lot of options. Multiple ways to find the information you are looking for.Familiar, easy to navigate, management interface for anyone using other online Microsoft services. 
Endpoint Detection and Response (EDR) performanceDetailed detection logic and tracebacks. Easy to customize configurations via the management interface. Few false positive detections from our testing.Less detailed detection logic and tracebacks. Configuration tuning is done solely on the host, via CLI tools or configuration files. More false positive detections from our testing.
Vulnerability management Vulnerability management available as a separate subscription (Falcon Spotlight).Vulnerability management included. Review features of Defender Plan 2.

OIT Recommendation for Linux Servers

CrowdStrike for Unix and Linux Servers, plus adding on vulnerability management tools like Falcon Spotlight and Identity Protection/Exposure Management. 

Linux Workstations

FeatureCrowdStrikeMicrosoft Defender
Cost$29.05 per machine/year (No Cost) Included in University of Colorado’s Microsoft A5 licensing
Support OfferingsContact Crowdstrike, OIT does not offer Linux workstation support.Contact Microsoft, OIT does not offer Linux workstation support.
CapabilityAntivirus, Endpoint Detection and ResponseAntivirus, Endpoint Detection and Response, and Vulnerability Management. 
Deployment ease of useDownload the latest installer script from the web portal. Additional work required to integrate with configuration management tools like Ansible, Puppet or Chef. Install via package repository for popular distros or download the installer script. Online documentation includes examples for all popular configuration management tools.
Performance Impact on endpointMinimal performance impactModerate performance impact, not noticeable for a modern workstation that meets the campus standards.
Management interface ease of useThe management interface offers a lot of options. Multiple ways to find the information you are looking for.

Familiar, easy to navigate, management interface for anyone using other online Microsoft services.  

Same management interface as Windows and macOS and you can see all devices in one place.

Endpoint Detection and Response (EDR) performanceNo noticeable system impact.No noticeable system impact.
Vulnerability management N/APrimarily focused on user applications and kernel versions.

OIT Recommendation for Linux Workstations

Microsoft Defender for Linux.

Windows Servers 

FeatureCrowdStrikeMicrosoft Defender
Cost$29.05 per machine/year$69.38 per machine/year
CapabilityAntivirus, Endpoint Detection and ResponseAntivirus, Endpoint Detection and Response, and Vulnerability Management
Deployment ease of useMust manually disable Defender through PowerShell prior to CrowdStrike install.  Actual exe easy to deploy. 

Removing CrowdStrike is difficult.
Defender is already included with Windows Server, configuring central reporting is easy.
Performance Impact on endpointMinimal performance impact.Minimal performance impact.
Management interface ease of useThe management interface offers a lot of options. Multiple ways to find the information you are looking for.

Familiar, easy to navigate, management interface for anyone using other Microsoft services.  

Same management interface as Windows and macOS and you can see all devices in one place.

Endpoint Detection and Response (EDR) performanceN/AVery detailed information about Windows services and their interaction with other services. Tracing of all scripted processes.
Vulnerability management Vulnerability management available as a separate subscription (Falcon Spotlight)Vulnerability management included.  No noticeable system impact related to performance. Review features of Defender Plan 2.)

OIT Recommendation for Windows Servers

Microsoft Defender for Windows