---
title: "Issue an SSH certificate for a key (ed25519 only)"
method: POST
path: "/termix-id/keys/{id}/certificate"
tags: ["Termix ID"]
---

# Issue an SSH certificate for a key (ed25519 only)

`POST /termix-id/keys/{id}/certificate`

## Path parameters

- `id` integer, required

## Request body

- object
  - `validityDays` integer
  - `principals` string[]

## Response `200`

Issued certificate

---

[API](https://skmtc.dev/termix/apis/termix-api.md) · [All operations](https://skmtc.dev/termix/apis/termix-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/termix/termix-api/revisions/f4ef343eff1b/schema)