BIP340 - Export a private key (Exit MPC)

POST 
/bip340/export/full

Combine all secret shares and export the full private key to a single party (export_to). Requires a threshold amount of parties to participate. Only the device with the export_id equal to export_to will receive the full private key, if export_to is the export_id of this Vertex otherwise nothing is returned.

Request

Header Parameters

AUTHORIZATION stringrequired

The AUTHORIZATION header must be set to the API Key of the user. The API Key is returned when a new user is created using the /admin/create-user endpoint.

application/json

Body

required

export_to stringrequired
key_id KeyIdrequired

relay_address

object

An Optional relay address to use only for this specific MPC operation. If not provided, the default relay address will be used. The relay address should be in the format of host:port.

anyOf

HostAddress

string

room_uuid stringrequired

Responses

200

application/json

Schema

Schema

private_key stringrequired

Example (from schema)

{
  "private_key": "string"
}

400

application/json

Schema

Schema

err_msg stringrequired
err_type stringrequired

Possible values: [already_performed_keygen, api_key_not_found, bad_n_and_t_params, bad_request_params, batch_too_large, executor_result, key_id_not_exists, key_operation_before_keygen, policy_in_use_by_keys, policy_in_use_by_users, policy_not_found, policy_validation_failed, room_creation_problem, rule_in_use, rule_not_found, rule_not_in_policy, server_share_backup_setting_disabled, unique_violation, user_has_associated_keys, user_id_not_exists, user_name_already_exists, you_have_to_be_admin]

Example (from schema)

{
  "err_msg": "string",
  "err_type": "already_performed_keygen"
}

401

application/json

Schema

Schema

err_msg stringrequired
err_type stringrequired

Possible values: [access_denied]

Example (from schema)

{
  "err_msg": "string",
  "err_type": "access_denied"
}

404

application/json

Schema

Schema

err_msg stringrequired
err_type stringrequired

Possible values: [not_found]

Example (from schema)

{
  "err_msg": "string",
  "err_type": "not_found"
}

500

application/json

Schema

Schema

err_msg stringrequired
err_type stringrequired

Possible values: [internal_problem]

Example (from schema)

{
  "err_msg": "string",
  "err_type": "internal_problem"
}

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