Table 2 Comparative summary of related work and proposed framework.
Work | Privacy mechanism | Architecture type | Edge | Microservices | Threat model | Scalability |
|---|---|---|---|---|---|---|
Goe et al.33 | Lightweight encryption | Edge-cloud | Yes | No | No | Limited |
Taherdoost et al.34 | Blockchain-based access | Hybrid blockchain | Yes | No | No | Moderate |
Dwork et al.35 | Local differential privacy | Edge-only | Yes | No | No | Low |
Sabuhi et al.36 | None | Microservice (cloud) | No | Yes | No | High |
Proposed framework | Local DP + encryption | Edge–cloud microservice | Yes | Yes | Yes | High |
