Research Article
SACS-ABE&B: Supervised Access Control Scheme Based on Attribute-Based Encryption and Blockchain
Table 4
Comparison with other attribute-based encryption schemes.
| | Scheme | Access structure | Problem | Secret key size | Ciphertext size | Encryption byte |
| | [34] | AND | LWE | | | 1 | | [35] | Shamir | RLWE | | | | | [36] | LSSS | RLWE | | | | | Our | LSSS | RLWE | | | |
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