Dogtag Certificate System
Dogtag Certificate System: A broad, self-hosted PKI suite for Linux teams operating an open-source CA. Ranked #24 of 31 in Certificate Management Software by our editors (6.9/10); pricing: Free plan; best for linux teams operating an open-source CA.
At a glance
- Editor score6.9 / 10
- PricingFree plan
- Best forLinux teams operating an open-source CA
- Free planYes
- Paid fromNone
- Facts checked20 Sep 2026
Where it wins
- Covers issuance, revocation, CRLs, profiles, SCEP, OCSP, ACME and EST
- Includes key archival, recovery and smartcard lifecycle management
- Free, open-source and self-hosted for Linux and API-based deployments
Where it doesn't
- Requires self-hosted deployment and ongoing PKI administration
- Automatic discovery, renewal and deployment automation are not provided
- Its broad subsystem model may be more than smaller teams need
Our verdict on Dogtag Certificate System
Dogtag Certificate System is an open-source certificate authority and PKI lifecycle management system for organizations running their own certificate infrastructure. It is designed for Linux-based, self-hosted environments and supports API access. The suite is a fit for teams that need control over certificate issuance, revocation, enrollment protocols, status checking and related PKI operations without adopting a proprietary hosted service. Its free, open-source model also suits organizations that can operate and maintain the underlying platform.
The product’s scope extends well beyond basic certificate issuance. It supports certificate retrieval and revocation, Certificate Revocation List generation and publishing, certificate profiles, SCEP, key archival and recovery, smartcard lifecycle management, and an OCSP responder. It also includes ACME and EST responders, giving teams multiple enrollment and service options. Integration with 389 Directory Server and hardware security modules helps it fit environments with directory-backed identity services or protected key storage. This breadth makes Dogtag a practical choice for teams building a complete PKI stack rather than looking only for certificate inventory or a narrow issuance tool.
Dogtag is less suitable for teams seeking a managed certificate platform with minimal operational responsibility. The self-hosted model places deployment, administration and lifecycle processes with the adopting organization, and automatic discovery, renewal and deployment automation are not part of the verified positioning. Smaller teams may also find the range of subsystems—CA, KRA, OCSP, TKS, TPS, ACME and EST—broader than their immediate needs. Choose Dogtag when open-source control, Linux deployment and PKI depth matter most; consider a more automated alternative when reducing day-to-day certificate operations is the priority.
Dogtag Certificate System pricing
Dogtag Certificate System fact sheet
| Free plan | Yes |
|---|---|
| Paid from | None |
| Certificate discovery | Not verified |
| Automatic renewal | Not verified |
| Deployment automation | Not verified |
| Revocation workflows | Yes |
| Certificate types | Not verified |
| CA integrations | Not verified |
| Deployment | Self-hosted |
| Platforms | Linux |
| Support | Community, Docs |
| Built for | Enterprise (editorial estimate) |
| Integrations | 2 integrations: 389 Directory Server, Hardware security modules |
| Pricing | Free plan |
| Website | dogtagpki.org |
| Facts checked | 20 Sep 2026 |
Dogtag Certificate System integrations
Dogtag Certificate System lists 2 integrations on its own site.
- 389 Directory Server
- Hardware security modules
Alternatives to Dogtag Certificate System
- DigiCert Trust Lifecycle ManagerA broad certificate governance platform for hybrid infrastructure and enterprise PKI.9.4
- DigiCert ONEFull certificate lifecycle control for large organizations managing diverse trust environments.9.3
- Keyfactor PlatformA broad certificate lifecycle platform for hybrid enterprise environments.9.1
See all Dogtag Certificate System alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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