AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |
Back to Blog
Tresorit boxcryptor3/13/2023 ![]() Client-side encryption is an effective safeguard, but it requires all client devices to have the decryption key. However, many users are concerned about the security and privacy of data stored in the cloud. Two attractive features of cloud storage services are (1) the automatic synchronization of files between multiple devices and (2) the possibility of sharing files with other users. We show that our system functions under high work loads with realistic file size distributions. We built and evaluated a full implementation of ObliviSync that supports multiple simultaneous read-only clients and a single concurrent read/write client whose edits automatically and seamlessly propagate to the readers. This allows for dramatically increased efficiency compared to related work - so much so that our solution has only a small constant overhead of approximately 4x compared with non-private file storage. We show that this setting provides a unique opportunity for Oblivious RAM research because full privacy can be achieved with a simpler form of ORAM called write-only ORAM. We present an oblivious cloud storage system, ObliviSync, that specifically targets one of the most widely-used personal cloud storage paradigms: synchronization and backup services, popular examples of which are Dropbox, iCloud Drive, and Google Drive. Oblivious RAM (ORAM) is a powerful cryptographic protocol which has recently risen in prominence, in part due to its ability to hide a client's access patterns from untrusted cloud storage services. Note that, among other functionalities, it also has a service that monitors those files which are deleted or moved by an unauthorised third party. In addition, Encrypted Cloud allows to share encrypted �files with other users, using for this our own cryptographic key distribution protocol. Therefore, the user could choose the local folders created by the Dropbox or Google Drive desktop application as local directories for Encrypted Cloud, unifying the free storage space offered by these cloud providers. For this reason, in this work it is proposed Encrypted Cloud, a desktop application which works on Windows and Ubuntu, and that manages transparently to the user a variable amount of local directories in which the users can place their files in an encrypted and balanced way. Therefore, it seems necessary to endow public cloud storage with a set of means to protect users' confidentiality and privacy, to assess data integrity and to guarantee a proper backup of information assets. However, the adoption of cloud storage involves data outsourcing, so a user does not have the guarantee about the way her data will be processed and protected. ![]() Nowadays, several free public cloud storage services make it possible for users to have a free backup of their assets and to manage and share them, representing a low-cost opportunity for Small and Medium Companies (SMEs). In this landscape, the emergence of cloud storage has had an important role in the last five years. This technology enables ubiquitous information management and thus people can access all their data from any place and at any time. The 21st century belongs to the world of computing, specially as a result of the so-called cloud computing. In this paper, advanced survey of the various secured storage in cloud computing using bidirectional protocols is presented. The different cloud service users need to be attentive in considerate,about the risk of data breaks in the new environment. ![]() The architecture of cloud poses such a threat to the security of existing models when deployed in a cloud environment. A new model created for the advancement should not result as a threat to the existing model. Security has become one of the major issue in cloud computing which reduces the growth of cloud environment with complications in data privacy and data protection continue to outbreak the market. As the more sensitive information and data are moved into the cloud data centers, they run on virtual computing resources in the form of virtual machines. In the past few years, cloud computing has grown from being a promising business concept to one of the fast-growing sectors of IT industry. Cloud computing increases the capacity or capabilities vigorously without devoting new infrastructure, training new personnel, or licensing the new software.
0 Comments
Read More
Leave a Reply. |