Fuente: Wipo "digitalization" Provided are a digital key sharing method, a digital key authentication method, and a computing device. The digital key sharing method is executed by a first device and includes: sending to a second device a digital key creation request that includes valid space information for a digital key, so as to generate the digital key at the second device; receiving a digital key signature request from the second device, wherein the digital key signature request includes data to be signed of the digital key, and said data includes the valid space information; and on the basis that the signing of the digital key signature request is completed, sending a digital key import request to the second device, so as to indicate the second device to save the generated digital key. Therefore, the security of a digital key can be improved in a spatial dimension.