Author : E Ashwini Kumari 1
Date of Publication :7th March 2016
Abstract: Now a days privacy preserving has lot of attention as security is required for the data that are published in an organization using internet. In the present world everyone are running after the time with the help of internet in order to complete the work in short span where they give their personal information. The most important thing while publishing is better data utility, the information contains individual records like employees records, patients records etc. Confidential data is preset in large number in some organizations like hospitals, banks etc, where the data should not misuse by third parties. In order to avoid unauthorized persons to access the data there are many techniques for providing security to the data that is published. The different techniques like generalization , bucketization, slicing are used. The data in the database is divided into different categories accordingly the techniques are used for the privacy purpose. Loss of information is the problem in the methods generalization and bucketization which does not provide the membership disclosure. In order to overcome this drawback we added slicing technique where the data is sliced both horizontally and vertically and also provide the membership disclosure. In this paper we are trying to survey the slicing technique and the overlapping slicing.
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