Author

Frederick T. Sheldon

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Open access Aug 2026

Network Conditions Dominate MQTT-over-TLS 1.3 Performance: A Comparative Evaluation of ML-KEM-768, RSA-2048, and ECC-P256

The expected arrival of cryptographically relevant quantum computers requires Internet of Things (IoT) communication infrastructure to migrate to Post-Quantum Cryptography (PQC). However, it remains unclear how this migration affects protocol-level performance of IoT communication under controlled network degradation r...

Mohammed G. Almutairi, Frederick T. Sheldon · Electronics · 0 citations

Open access Aug 2026

Experimental Evaluation of Wildcard Subscription Impact on MQTT Broker Performance, Stability, and Security Under Authenticated High-Load IoT Conditions

It is demonstrated that wildcard-subscription complexity is a critical determinant of MQTT scalability, broker stability, and security, and provide practical guidance for designing efficient and secure IoT messaging infrastructures.

N. Radwan, Frederick T. Sheldon, T. Soule · Electronics · 0 citations

Review

April 2026: Top 10 Cited Articles in International Journal of Security, Privacy and Trust Management (IJSPTM)

The study emphasizes the importance of adopting role-based access control (RBAC), continuous monitoring and compliance, identity lifecycle management, and integrating identity governance with IT infrastructure, and integrating identity governance with IT infrastructure to improve security and user experience.

Ye-Sol Seo1, Hyo-Min Kim2, Austin Kang3 et al. · 0 citations