Provided by: Creative Commons
Date Added: Jun 2014
Cloud computing offers an economical and efficient solution for sharing group resources among cloud users i.e. the individual can now run the application from anywhere in the world, as the server provides the processing power to the application and the server is also connected to a network via Internet or other connection platforms to be accessed from anywhere and with the character of low maintenance. But, due to frequent change of the membership, sharing data provided with multi-ownership, while protecting data and identity privacy of users from an untrusted cloud is a challenging issue.