---
title: "Changes to Enroll an identity via one-time-token with a pre-exchanged client certificate"
method: POST
path: "/enroll/ottca"
---

# Changes to Enroll an identity via one-time-token with a pre-exchanged client certificate

`POST /enroll/ottca`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 5 of 11 revisions.

- **2026-10-14** `f7b51eaafbbb`: 2 breaking, 1 info
- **2025-03-17** `058711718149`: 1 info
- **2025-01-24** `19dfd92f02a2`: 1 info
- **2024-06-07** `26670d8bbc37`: 1 breaking, 1 warning
- **2024-05-29** `cce2800c1357`: 2 breaking, 2 warning, 2 info

## Changes

- **2026-10-14** `f7b51eaafbbb`: 2 breaking, 1 info
  - the response property `data` became optional for the status `200`
  - the response property `meta` became optional for the status `200`
  - added the optional property `data/controllers` to the response with the `200` status
- **2025-03-17** `058711718149`: 1 info
  - added the non-success response with the status `400`
- **2025-01-24** `19dfd92f02a2`: 1 info
  - added the non-success response with the status `503`
- **2024-06-07** `26670d8bbc37`: 1 breaking, 1 warning
  - added required request body
  - deleted the `query` request parameter `token`
- **2024-05-29** `cce2800c1357`: 2 breaking, 2 warning, 2 info
  - added the new required `query` request parameter `token`
  - removed the request body
  - the optional response header `WWW-Authenticate` removed for the status `200`
  - the optional response header `WWW-Authenticate` removed for the status `429`
  - removed the non-success response with the status `400`
  - removed the non-success response with the status `503`

---

[Operation](https://skmtc.dev/openziti/apis/ziti-edge-client/docs/enroll/ottca/post.md) - [API](https://skmtc.dev/openziti/apis/ziti-edge-client.md) - [Page](https://skmtc.dev/openziti/apis/ziti-edge-client/changes/enroll/ottca/post)