Dr. Mani Arora 06 12 In recent years worldwide cloud computing has been acclaimed due to its conceptual and infrastructural foundation Resource pooling and large network access are the most important features of its gradual growth Hike in data generated and stored on cloud servers is exponential In it the data is controlled by third party who poses a main security threat This paper presents a concise survey of existing asymmetric encryption techniques used to secure data in transmission in cloud computing and outline the efficient privacy preserving encryption technique Copyright (c) World Journal of Pharmaceutical Seiences. All rights reserved 2026