Title: Cryptocurrency and Blockchain Technologies Author’s Name: Mr.Desidi Narsimha Reddy, Mr.Harikrishna Pathipati Published by: Leilani Katie Publication and PRESS Madurai – 625003, Tamil Nadu, India. Copyright © Department of Publication and Production Leilani Katie Publication and PRESS Mail ID: leilanikatiepublication@gmail.com Website: www.leilanikatiepublication.org