The way services offered by cloud computing gets its unprecedented and undisputed popularity, so security concerns. Among them the storage as service model (SaaS) is of forefront these SaaS liberates individuals enterprises from management IT infrastructure data centers to concentrate on their core business. Because untrusted out-of-premise architecture users are reluctant outsource personal im...

Recently, Attribute-Based Encryption (ABE) is used as a baseline technology for keyword searching mechanisms to cater users’ security and privacy-related concerns who outsource their data the powerful resource-rich cloud server. Almost all existing Keyword Searching (ABKS) schemes either operate on single-keyword or multiple; conjunctive-keyword search setting. These work premise of an “all-or-...

Current image retrieval techniques have shortcomings that make it difficult to search for images based on a semantic understanding of what the image is about. Since an image is normally associated with multiple contexts (e.g. when and where a picture was taken,) the knowledge of these contexts can enhance the quantity of semantic understanding of an image. In this paper, we present a context-aw...