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Cybersecurity · head to head

Infisical vs Microsoft Defender for Endpoint

Infisical logo

Infisical

Cybersecurity

Security infrastructure for developers and AI agents

From
Free
Rated
-
Microsoft Defender for Endpoint logo

Microsoft Defender for Endpoint

Cybersecurity

Enterprise endpoint security built into Microsoft 365

From
On request
Rated
-

The short version

  • Only Infisical has a free tier, so it costs nothing to try first.
  • Each has a real cost: Infisical free tier limited to 5 identities, suitable only for small teams or evaluation; Microsoft Defender for Endpoint pricing not published on public websites; quote required from Microsoft sales
  • They diverge on capability: Infisical covers Secrets management, Microsoft Defender for Endpoint covers Threat & vulnerability management.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where Infisical and Microsoft Defender for Endpoint differ
AttributeInfisicalMicrosoft Defender for Endpoint
Starting priceFreeOn request
Pricing modelUnknownquote
Free tierYesNo
PlatformsWeb, CLI, Cloud, Self-HostedWindows, macOS, Linux, iOS, Android
FoundedUnknown1975

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 Infisical

  • Secrets management
  • Certificate management
  • Privileged access management
  • Secret versioning
  • Dynamic secrets
  • SAML SSO
  • Open-source core
  • Secrets scanning

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

What people use each for

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

Infisical

  • Managing secrets across Kubernetes clustersnot Microsoft Defender for Endpoint
  • Automating certificate lifecycle for internal PKInot Microsoft Defender for Endpoint
  • Providing privileged database access with audit trailsnot Microsoft Defender for Endpoint
  • Securing credentials for AI agents at runtimenot Microsoft Defender for Endpoint

Microsoft Defender for Endpoint

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

Where each one falls short

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

Infisical

  • Free tier limited to 5 identities, suitable only for small teams or evaluation
  • Pricing tiers are per-identity, which scales costs with team size
  • Certificate management requires Enterprise plan for advanced features like wildcards
  • Privileged access tier is separate billing from secrets management

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

Pricing, plan by plan

Infisical

Free
  • FreeFree
    • 5 identities
    • Unlimited projects
    • 3 environments
  • Pro - Secrets$20/month
    • Per-identity pricing
    • Unlimited identities
    • SAML SSO
  • Pro - Secrets (Annual)$20/year
    • Annual discount available
    • Unlimited identities
    • SAML SSO
  • Advanced - Secrets$40/month
    • Per-identity pricing
    • Dynamic secrets
    • Gateways

Microsoft Defender for Endpoint

On request

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

Which should you pick?

Choose Infisical if

  • You need secrets management.
  • You want to start without paying.
  • You work on Web, CLI, Cloud, Self-Hosted.
  • You also want certificate management.

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.

Questions people ask

Is Infisical or Microsoft Defender for Endpoint better?
Neither clearly leads. Infisical starts at Free and Microsoft Defender for Endpoint at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Infisical or Microsoft Defender for Endpoint?
Infisical has a free tier; the other does not. Paid plans start at Free for Infisical and On request for Microsoft Defender for Endpoint.
Does Infisical or Microsoft Defender for Endpoint run on more platforms?
Infisical runs on Web, CLI, Cloud, Self-Hosted. Microsoft Defender for Endpoint runs on Windows, macOS, Linux, iOS, Android.
Can I use Infisical for free?
Yes. Infisical has a free tier, so you can try it without paying. Microsoft Defender for Endpoint starts at On request.
What is Infisical best used for?
Infisical is most often used for managing secrets across kubernetes clusters, automating certificate lifecycle for internal pki, providing privileged database access with audit trails, securing credentials for ai agents at runtime. Of those, managing secrets across kubernetes clusters and automating certificate lifecycle for internal pki are not what Microsoft Defender for Endpoint is typically brought in for.
What can Infisical do that Microsoft Defender for Endpoint cannot?
Infisical covers Secrets management, Certificate management, Privileged access management, Secret versioning. Microsoft Defender for Endpoint covers Threat & vulnerability management, Attack surface reduction, Next-gen protection, EDR.

Answered from the vendors’ own pages

Infisical: How is pricing calculated for Secrets Management?

Pricing is per-identity per month. Free tier includes 5 identities. Pro tier is $20/identity/month, Advanced is $40/identity/month. All pricing in USD.

Source
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
Infisical: Can I self-host Infisical?

Yes, Infisical's core is open-source under the MIT license and can be self-hosted. The managed cloud service is also available with additional features.

Source
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
Infisical: What is included in the Enterprise plan?

Enterprise plan includes SCIM, LDAP, approval workflows, external KMS/HSM support, and 99.99% SLA. Pricing is custom and determined by annual commitment.

Source
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
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