# delete_auth_descriptor · FT4 Rell API · Chromia Docs (concept)

> @mount("ft4.delete_ auth_ descriptor")
operation delete_ auth_ descriptor(auth_ descriptor_ id: byte_ array) Deletes the auth descriptor with the specified

Source: https://docs.chromia.com/pages/ft4-rell/-f-t4-library/lib.ft4.external.accounts/delete_auth_descriptor/

OPERATION

# delete\_auth\_descriptor

```signature
@mount("ft4.delete_auth_descriptor")
operation delete_auth_descriptor(auth_descriptor_id: byte_array)
```

[Source](https://gitlab.com/chromaway/ft4-lib/-/blob/development/rell/src/lib/ft4/external/accounts/operations.rell#lines-42)

Deletes the auth descriptor with the specified id.

Must be signed by an auth descriptor with `accounts.auth_flags.ACCOUNT`.

If the auth descriptor to delete is the same that is authorizing the operation,
the account flag restriction is removed.

*Note:* Deleting an auth descriptor using this operation will delete the auth
descriptor from every account it is associated with.

If the provided auth descriptor happens to be the main auth descriptor of any account,
this operation will fail.

**Parameters**

* **auth\_descriptor\_id** — the id of the auth descriptor to delete

[View this page on docs.chromia.com](https://docs.chromia.com/pages/ft4-rell/-f-t4%20-library/lib.ft4.external.accounts/delete_auth_descriptor.html)Generated API reference, mirrored from the live docs