Patent attributes
Embodiments of the present specification disclose trusted hardware-based data management methods, apparatuses, and devices. One method comprising: identifying, by trusted hardware, data description information to be published, wherein the data description information describes target data of a data owner provided by a trusted institution, and the trusted hardware is associated with a decentralized identifier of the data owner; requesting the trusted institution to verify whether the trusted institution stores user service data for generating the target data; receiving a verification result from the trusted institution; and publishing the data description information in response to determining that the verification result indicating that the trusted institution stores the user service data for generating the target data.