Title: Cryptography and Cyber Security Author’s Name: Dr.M.Jeyaselvi, Dr.A.Vijay Vasanth Mail ID: leilanikatiepublication@gmail.com Website: www.leilanikatiepublication.org Social Media & Promotions Promotions: LKP Official Website, Google Books, Google Scholar, Shopsy and Flipkart. Social Media: Facebook, Instagram, Twitter, Reddit, Tumblr, Pinterest, LinkedIn, BlogSpot, Threads and YouTube. Dr.M.Sathish Kumar Managing Director, Leilani Katie Publication and PRESS, Madurai Tamil Nadu, India. Mobile: +91 9790120237 Office Number: +91 9894820237