---
title: "Deactivate the currently active ephemeral key (ePSKc), if any."
method: DELETE
path: "/node/ba-epskc/key"
tags: ["node"]
---

# Deactivate the currently active ephemeral key (ePSKc), if any.

`DELETE /node/ba-epskc/key`

Stops the ephemeral key use and disconnects any commissioner session
using it. Has no effect if there is no ephemeral key in use.

## Response `200`

Successful operation.

## Other responses

- `404` — The client requested a target resource that does not exist. The client SHOULD perform action(s) to re-align with the API or re-synchronize application state before retrying the request.

## Changes

> 20 revisions in range; 1 could not be searched.

- **2026-08-12** `2d8232329a56` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/openthread/apis/swagger-openthread-rest-api/changes/node/ba-epskc/key/delete.md)

---

[API](https://skmtc.dev/openthread/apis/swagger-openthread-rest-api.md) · [All operations](https://skmtc.dev/openthread/apis/swagger-openthread-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/openthread/swagger-openthread-rest-api/revisions/c3799941c155/schema)