--- title: "PKI certificate issuance flexibility with Vault CIEPS" url: https://daily.dev/posts/pki-certificate-issuance-flexibility-with-vault-cieps-5ktcpchgg source_url: https://www.hashicorp.com/blog/pki-certificate-issuance-flexibility-with-vault-cieps type: article source: "HashiCorp" published: 2023-12-13T18:40:57.051Z updated: 2026-03-30T02:16:37.490Z tags: ["hashicorp", "pki"] reading_time: 4 upvotes: 1 comments: 0 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # PKI certificate issuance flexibility with Vault CIEPS **[HashiCorp](https://daily.dev/sources/hc)** · 4 min read · 1 upvotes · 0 comments ## Summary HashiCorp Vault Enterprise 1.15 introduces Certificate Issuance External Policy Services (CIEPS) to address use cases where custom fields in X.509 PKI certificates were not supported. With CIEPS, Vault can validate and issue certificates with any field specified in the x.509 standard. This provides organizations with granular control and flexibility in certificate structures while maintaining a consistent user experience. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 0 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments --- Tags: [#hashicorp](https://daily.dev/tags/hashicorp), [#pki](https://daily.dev/tags/pki) [View this post on daily.dev](https://daily.dev/posts/pki-certificate-issuance-flexibility-with-vault-cieps-5ktcpchgg)