• Mr S HENRY LEO KANICKAM
• V JENCY PUELA

Cloud computing is a mechanical movement that revolves around the way in which we arrangement computing systems, make applications, and utilize existing organizations for building programming. It relies upon the possibility of dynamic provisioning, which is associated not only to organizations yet notwithstanding register capacity, accumulating, frameworks organization, and information technology (IT) system all around. Resources are made available through the Internet and offered on a pay for every use introduce from dispersed processing traders. The present condition of norms and interoperability in distributed computing takes after the early Internet period, when there was no normal concurrence on the conventions and innovations utilized and every association had its own system. Interoperability comes along with the concept of security measures and privacy of data. There are chances of unauthorized user access and loss of data. In this state virtual machines are doled out to the cloud customers. These devices are prone to open logins that can be effortlessly broken. This paper deals with customer authentication and authorization issues that leads to safe interoperability mechanisms.

Cloud computing, interoperability, user authentication, authorization, virtual machines

"A SURVEY PAPER ON CLOUD AUTHENTICATION ISSUES", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.6, Issue 2, page no.485-488, February-2019, Available :http://www.jetir.org/papers/JETIR1902378.pdf

"A SURVEY PAPER ON CLOUD AUTHENTICATION ISSUES", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.6, Issue 2, page no. pp485-488, February-2019, Available at : http://www.jetir.org/papers/JETIR1902378.pdf