1. Introduction
2. Secure IoT Spectrum Sharing System Leveraging Secure Spectrum Auctions
3. Robust Joint Carrier Aggregation for IoT Spectrum Sharing Systems
4. Optimal Bidding Strategy for Secure Spectrum Auctions
5. Secure Smart Grids Communications Using Homomorphic Encryption
6. Performance Trade-Offs in IoT Uplink Networks under Secrecy Constraints
7. Securing Machine-to-Machine Uplink Communications
8. Conclusion and Future Work
Appendix A. MATLAB Code for IoT Spectrum Sharing
Appendix B. MATLAB Code for IoT Smart Grid