---

In this modern and fast paced electronic world,security plays a key role where viruses, eavesdropping, hackers and electronic fraud are common. Cryptography is an important subject in ensuring privacy and security of information. This book focuses on public key cryptosystems and provided efficient modular multiplication technique for public key cryptosystem. It is meant for research scholars of computer science who aspire to explore new algorithms in Public key cryptography. It is useful for networking professionals and to people who incorporate different cryptographic algorithms.

---

Ramachandra Rao, Dr. G. A. V.
Dr. P. V. Lakshmi is professor and former head in Department of IT, GITAM University, Vizag, India. She published 33+ papers in Journals of repute, authored and edited books.Her research area is Machine Learning, Deep Learning and Cryptography. Dr. G. A. V. R. Rao completed Ph.D from GITAM, 2015. He is Associate prof. at Lendi Engineering college.

---