Ololo, E.C. and Nwankwo, W. 2026. A Secure and Energy-Efficient IoT Architecture for Vegetable Cultivation in Tropical Environments. Faculty of Natural and Applied Sciences Journal of Computing and Applications. 3, 1 (Mar. 2026), 1–6. DOI:https://doi.org/10.63561/jca.v3i1.1196.