Emergency recovery transaction of funds of crypto currency wallet

A method for performing an emergency recovery transaction of funds from a crypto currency wallet, the method comprising the steps of:

• providing a distributed cryptographic key being shared among two or more nodes with each node holding a share of the cryptographic key and none of the nodes holding the entire cryptographic key, the cryptographic key providing access to the funds of the crypto currency wallet,
• storing recovery information regarding the cryptographic key in a storage being separate from the two or more nodes,
• in the case that the cryptographic key and/or the wallet becomes in-operational, a user retrieving the recovery information from the storage and providing at least part of the retrieved recovery information to an emergency recovery service, and
• the emergency recovery service and the user in cooperation performing an emergency recovery transaction of funds from the crypto currency wallet to a new crypto currency wallet, based on the recovery information, by the emergency recovery service and the user together running an interactive Secure Multiparty Computation (MPC) protocol.