Quick answer: An independent reference to active Linux Foundation and CNCF certification routes, with retired credentials clearly marked.

Which Linux Foundation certification should you start with?

LFCA

Entry-level IT and Linux/cloud fundamentals.

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LFCS

Hands-on Linux system administration.

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CKA / CKAD / CKS

Cloud-native specialization routes.

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LFCE retired reference

Historical context and current alternatives.

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CredentialCurrent list priceCurrent note
LFCA$250 exam only90-minute multiple-choice; 2-year validity; one retake
LFCS$445 exam only2-hour performance-based; 2-year validity; one retake
CKA / CKAD / CKS$445 exam only eachCloud-native performance-based certifications; verify live provider details before purchase
LFCENot for saleRetired May 1, 2022

View current Linux Foundation training and certification options

Frequently asked questions

Which Linux certification should you start with?

An independent reference to active Linux Foundation and CNCF certification routes, with retired credentials clearly marked.

Should you choose a certification by popularity alone?

No. Start with the work you want to do, the Linux or cloud environment involved, the assessment style you prefer and the credentials employers in that environment actually request.

Why do current certification details need to be rechecked?

Certification issuers can change exam versions, objectives, pricing, prerequisites and renewal rules, so time-sensitive decisions should be confirmed against the current issuer source.

Detailed current Linux Foundation & CNCF guides

Kubernetes certifications

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