Research Article
Multiauthority Attribute-Based Access Control for Supply Chain Information Sharing in Blockchain
Table 1
Scheme property comparison.
| Scheme | Attribute updatable/revocable | Policy hiding | User identity | Anonymous key generation |
| Ours | ✓ | ✓ | ✓ | ✓ | Qin et al. [22] | | | ✓ | | Liang et al. [37] | | ✓ | ✓ | ✓ | Malluhi et al. [38] | ✓ | ✓ | ✓ | |
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