Secure key based cloud security utilizing three-way protection with martino homomorphic encryption for preventing unauthorized data access. - Ganji Ramanjaiah; Tummala Srinivasa Ravi Kiran; Ampalam Srisaila; Annemneedi Lakshmanarao; Komanduri Venkata Sesha Sai Ramakrishna; Katakam Venkateswara Rao (Swarm Evol. Comput., 2025)