(4) Blockchain technology supports data protection scenarios. In terms of privacy protection, blockchain technology protects users' personal information from multiple perspectives with its anonymous public key encryption, decentralization, smart contracts and other features. In terms of intellectual property protection, blockchain can establish the basis of intellectual property rights for the resources of public cultural institutions and UGC/PGC/AIGC works, and use timestamp technology to ensure the traceability of all historical data and the integrity of data acquisition.