Research Article
BSSPD: A Blockchain-Based Security Sharing Scheme for Personal Data with Fine-Grained Access Control
Input: uid | Output: all information of DU | 1 ifmsg.sender is not _selfthen | 2 throw; | 3 else | 4 user_row = uid_idx.find(uid); | 5 returnuser_row; | 6 end |
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