Lil María Rodríguez-Henríquez

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Payments through cards have become very popular in today’s world. All businesses now have options to receive payments through this instrument; moreover, most organizations store card information of its customers in some way to enable easy payments in future. Credit card data are a very sensitive information, and theft of this data is a serious threat to any(More)
Privacy of data stored at un-trusted servers is an important problem of today. A solution to this problem can be achieved by encrypting the outsourced data, but simple encryption does not allow efficient query processing. In this paper we propose a novel scheme for encrypting relational databases so that range queries can be efficiently executed on the(More)
In this paper we address the problem of authenticated query processing in outsourced databases. An authenticated query processing mechanism allows a client to verify the validity of the query responses that it gets from an un-trusted and remote server, who stores the client’s database on its behalf. We introduce a general framework called RDAS for the(More)
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