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Cybersecurity · head to head

Microsoft Defender for Endpoint vs Ory Kratos

Microsoft Defender for Endpoint logo

Microsoft Defender for Endpoint

Cybersecurity

Enterprise endpoint security built into Microsoft 365

From
On request
Rated
-
Ory Kratos logo

Ory Kratos

Cybersecurity

Headless identity and user management API

From
Free
Rated
-

The short version

  • Only Ory Kratos has a free tier, so it costs nothing to try first.
  • Each has a real cost: Microsoft Defender for Endpoint pricing not published on public websites; quote required from Microsoft sales; Ory Kratos headless means you build every screen, which is significant work compared with a hosted login page
  • They diverge on capability: Microsoft Defender for Endpoint covers Threat & vulnerability management, Ory Kratos covers Headless API.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Microsoft Defender for Endpoint and Ory Kratos actually diverge.

Attributes where Microsoft Defender for Endpoint and Ory Kratos differ
AttributeMicrosoft Defender for EndpointOry Kratos
Starting priceOn requestFree
Pricing modelquoteOpen-source self-hosted, with a paid managed network
Free tierNoYes
PlatformsWindows, macOS, Linux, iOS, AndroidLinux, Docker, Kubernetes, Self-hosted
Founded1975Unknown

Identical on both: user rating (Not yet rated), category (Cybersecurity).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Microsoft Defender for Endpoint

  • Threat & vulnerability management
  • Attack surface reduction
  • Next-gen protection
  • EDR
  • Auto investigation
  • Microsoft Threat Experts
  • Threat analytics
  • Secure score

Only in Ory Kratos

  • Headless API
  • Self-service flows
  • Multi-factor authentication
  • Pluggable identity schemas

What people use each for

The jobs each tool is most often brought in to do.

Microsoft Defender for Endpoint

  • Enterprise endpoint security across Windows, macOS, Linux, Android, and iOS via Plans 1 or 2not Ory Kratos
  • Small and medium-sized businesses using Microsoft Defender for Business as alternativenot Ory Kratos
  • Organisations using Microsoft 365 E5 which includes Defender for Endpoint Plan 2not Ory Kratos

Ory Kratos

  • Products needing complete control over the look and flow of authenticationnot Microsoft Defender for Endpoint
  • Applications that must not hand user identity data to a third partynot Microsoft Defender for Endpoint
  • Teams building identity as infrastructure across several servicesnot Microsoft Defender for Endpoint

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Microsoft Defender for Endpoint

  • Pricing not published on public websites; quote required from Microsoft sales
  • Defender for Endpoint Plan 1 and Plan 2 do not include server licenses; additional licensing required for server protection
  • Specific feature differences between Plan 1 and Plan 2 require consulting Microsoft documentation

Ory Kratos

  • Headless means you build every screen, which is significant work compared with a hosted login page
  • More moving parts than a monolithic IAM: Kratos handles identity, and OAuth2 needs Ory Hydra alongside
  • Documentation assumes real familiarity with identity concepts and is not a gentle introduction
  • Self-hosting identity carries the security and availability burden that hosted providers absorb

Pricing, plan by plan

Microsoft Defender for Endpoint

On request

No published plan breakdown. See the Microsoft Defender for Endpoint review.

Ory Kratos

Free
  • Self-hostedFree
    • Full identity server
    • All flows
    • Community support

Which should you pick?

Choose Microsoft Defender for Endpoint if

  • You need threat & vulnerability management.
  • You work on Windows, macOS, Linux, iOS, Android.
  • You also want attack surface reduction.

Choose Ory Kratos if

  • You need headless api.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes, Self-hosted.
  • You also want self-service flows.

Questions people ask

Is Microsoft Defender for Endpoint or Ory Kratos better?
Neither clearly leads. Microsoft Defender for Endpoint starts at On request and Ory Kratos at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Microsoft Defender for Endpoint or Ory Kratos?
Ory Kratos has a free tier; the other does not. Paid plans start at On request for Microsoft Defender for Endpoint and Free for Ory Kratos.
Does Microsoft Defender for Endpoint or Ory Kratos run on more platforms?
Microsoft Defender for Endpoint runs on Windows, macOS, Linux, iOS, Android. Ory Kratos runs on Linux, Docker, Kubernetes, Self-hosted.
Can I use Ory Kratos for free?
Yes. Ory Kratos has a free tier, so you can try it without paying. Microsoft Defender for Endpoint starts at On request.
What is Microsoft Defender for Endpoint best used for?
Microsoft Defender for Endpoint is most often used for enterprise endpoint security across windows, macos, linux, android, and ios via plans 1 or 2, small and medium-sized businesses using microsoft defender for business as alternative, organisations using microsoft 365 e5 which includes defender for endpoint plan 2. Of those, enterprise endpoint security across windows, macos, linux, android, and ios via plans 1 or 2 and small and medium-sized businesses using microsoft defender for business as alternative are not what Ory Kratos is typically brought in for.
What can Microsoft Defender for Endpoint do that Ory Kratos cannot?
Microsoft Defender for Endpoint covers Threat & vulnerability management, Attack surface reduction, Next-gen protection, EDR. Ory Kratos covers Headless API, Self-service flows, Multi-factor authentication, Pluggable identity schemas.

Answered from the vendors’ own pages

Microsoft Defender for Endpoint: How is Microsoft Defender for Endpoint priced?

Defender for Endpoint is bundled into Microsoft 365 enterprise subscriptions. Plan 1 is included in Microsoft 365 E3, and Plan 2 is included in Microsoft 365 E5. Individual pricing is not published separately.

Source
Ory Kratos: Is Ory Kratos free?

Yes, open source and free to self-host. Ory Network is a paid managed service.

Microsoft Defender for Endpoint: Does Microsoft Defender for Endpoint offer a trial?

Yes. A free trial is available for prospective customers to test the product before committing to a subscription.

Source
Ory Kratos: What does headless mean here?

Kratos provides identity flows as APIs and no user interface. You build the login, registration and recovery screens yourself.

Microsoft Defender for Endpoint: What is the difference between Plan 1 and Plan 2?

Plan 1 (in E3) includes unified security tools, device controls, network protection, firewall, web/URL controls, APIs, SIEM connectors, and app controls. Plan 2 (in E5) adds endpoint detection and response, deception techniques, automatic attack disruption, exposure management, and threat intelligence.

Source
Ory Kratos: Does Kratos do OAuth2?

No. Kratos handles user identity; OAuth2 and OpenID Connect provider functionality is Ory Hydra, a separate component.

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