Research Article
Multiauthority Attribute-Based Access Control for Supply Chain Information Sharing in Blockchain
Table 2
Scheme performance comparison.
| Scheme | Attribute authority secret key size | User secret size | Ciphertext size | Decryption overhead |
| Ours | | | | | Qin et al. [22] | | | | | Liang et al.[37] | | | | | Malluhi et al. [38] | | | | |
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