Table 14 Ablation study of BlockIntelChain components.
From: BlockIntelChain: a blockchain-based cyber threat intelligence sharing architecture
Configuration | Differential privacy (DP) | Zero-knowledge proof (ZKP) | Secure multi-party computation (SMPC) | Accuracy (%) | Throughput (TPS) | Latency (ms) | Privacy utility (%) |
|---|---|---|---|---|---|---|---|
Full model (BlockIntelChain) | ✓ | ✓ | ✓ | 96.4 | 923 | 189 | 92.0 |
w/o SMPC | ✓ | ✓ | ✗ | 95.8 | 871 | 206 | 89.4 |
w/o ZKP | ✓ | ✗ | ✓ | 95.2 | 801 | 192 | 87.1 |
w/o DP | ✗ | ✓ | ✓ | 94.1 | 894 | 185 | 79.6 |
Baseline (FL only) | ✗ | ✗ | ✗ | 91.7 | 756 | 172 | 70.3 |
