> For the complete documentation index, see [llms.txt](https://docs.cryptosat.io/cryptosat/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cryptosat.io/cryptosat/api-documentation/frost-api/api-reference/frost/private-key.md).

# Private key

{% hint style="info" %}
The keys must be 32 characters and Base64 encoded. The must be unique.
{% endhint %}

{% openapi src="/files/5Ysd0ggtT7r6MlGhGbKp" path="/frost/private\_key" method="post" %}
[minifrost-dev-swagger-apigateway\_updated.yaml](https://1473078595-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fl391uUK6UMTBPSQm1gpq%2Fuploads%2F24ifyQ3aJea0Lo1ifCiB%2Fminifrost-dev-swagger-apigateway_updated.yaml?alt=media\&token=dddc3168-7c0d-46d8-94f8-ef97a15513bd)
{% endopenapi %}

{% openapi src="/files/5Ysd0ggtT7r6MlGhGbKp" path="/frost/private\_key" method="delete" %}
[minifrost-dev-swagger-apigateway\_updated.yaml](https://1473078595-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fl391uUK6UMTBPSQm1gpq%2Fuploads%2F24ifyQ3aJea0Lo1ifCiB%2Fminifrost-dev-swagger-apigateway_updated.yaml?alt=media\&token=dddc3168-7c0d-46d8-94f8-ef97a15513bd)
{% endopenapi %}