Table 4 Overall performance evaluation of proposed IoT based remote medical diagnostics scheme.
From: An IoT based remote medical diagnosis system using one time pad cipher over MQTT protocol
Metric | Proposed system (OTP + MQTT) | Benchmark (AES-128 + MQTT) | Significant improvement |
|---|---|---|---|
Average Latency (ms) | 85 ms | 132 ms | 35.60% |
Throughput (messages/sec) | 145 msg/s | 112 msg/s | 29.5% |
CPU Utilization (%) | 18% | 27% | 33.30% |
Memory Usage (MB) | 22 MB | 30 MB | 26.70% |
Encryption Time (ms) | 1.8 ms | 6.4 ms | 71.90% |
