Questions On Data Owner Database

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MODULES  Data owner  User request  Aggregate key  Search over encrypted shared files Data owner Data owner encrypts all the statistics earlier than uploading them to the cloud such that the encrypted data can be retrieved and decrypted by those who have the decryption keys. data owner executes algorithms namely setup and encrypt. Setup: It takes as input a protection parameter, and outputs the vital keys. Encrypt(okay;m): to encrypt the information and generate its key-word ciphertexts. It takes as input the data m, proprietor’s essential keys along with searchable encryption key ok and records encryption key outputs statistics ciphertext and key-word ciphertexts Cm User request User can choose a category of files and send…show more content…
After receiving the trapdoor, perform the keyword seek over the desired set of documents, the cloud server will run the alter set of rules to generate the right trapdoor for each record, after which run the take a look at algorithm to test whether or not the report incorporates the keyword. Key technology is achieved as a combination key as a result the proposed scheme in large part reduces the key era overhead. CONCLUSION Thinking about the practical trouble of privacy retaining records sharing system primarily based on public cloud storage which calls for a statistics proprietor to distribute a big wide variety of keys to users to permit them to access his/her files, we for the first time endorse the idea of key-mixture searchable encryption (KASE) and assemble a concrete KASE scheme. Both analysis and evaluation results verify that our work can provide an powerful solution to building practical records sharing system based totally on public cloud garage. FUTURE WORK In a KASE scheme, the proprietor simply needs to distribute a single key to a person whilst sharing lots of files with the user, and the user only desires to post a single trapdoor while he queries over all files shared by the same owner. However, if a person desires to query over documents shared by way of a couple of proprietors, he need to generate
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