Side by side

CFSSL vs DigiCert Private CA

Both stand on public key infrastructure software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Choose DigiCert Private CA if you need private PKI across on-premises or cloud environments, with hosted and customer-hosted deployment choices and API-based management. Check the subscription licensing limits for the deployment model you plan to use, and request pricing from DigiCert.

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The facts

	CFSSL	DigiCert Private CA
Free plan	Not published	Not published
Open source	Not published	Not published
Runs on	Linux, Mac, Windows	API, Linux, Self-hosted, Web
Lowest paid plan	Not published	Free or on request
Plans published	None	1
Maker	Not published	Not published
Website	github.com	digicert.com
On public key infrastructure software	#21 of 26	#17 of 26

CFSSL: what it does well

DigiCert Private CA: what it does well

Choose DigiCert-hosted or customer-hosted deployment.
Customer-hosted deployments support offline or air-gapped authorities.
Configure roots, intermediates, HSMs, CRL, OCSP, and enrollment protocols.
API supports CA lifecycle tasks, templates, and audit log monitoring.
API authentication supports service-user tokens and mutual TLS.

What to know first

Pricing is available on request.
DigiCert-hosted deployments have soft limits with overages.
On-premises licensing has hard limits.

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