International Journal for Innovative Research in Science and Technology (IJIRST)
Internet and network application are growing very fast and use of cloud computing has increased rapidly in today's world. Cloud computing provides many advantages such as low cost, on-line, on-demand services pay per use basis and accessibility of data. Security in cloud computing is major issue, as user often store sensitive information in cloud storage provider but these providers may be untrusted. Encryption algorithms play a main role in information security systems. Several issues as scalability, security, performance, integrity etc. are discussed so far. This paper surveys recent research related to multi cloud security and address possible solution.