Abstract. This paper addresses the problem of static checking of programs to ensure that they satisfy confidentiality policies in the presence of dynamic access control in the for...
In this paper, a new block-based image-dependent watermarking technique is proposed. The proposed technique utilizes the correlation coefficient statistic to produce a short and un...
—The concept of groups is a natural aspect of most collaboration scenarios. Group-Centric Secure Information Sharing models (g-SIS) have been recently proposed in which users and...
Ram Krishnan, Ravi S. Sandhu, Jianwei Niu, William...
—The move to begin to place liabilities for copyright violations on internet intermediaries such as ISPs and Cyber Cafes as a result of contents allowed through their networks is...
Error-correcting codes and matroids have been widely used in the study of ordinary secret sharing schemes. In this paper, the connections between codes, matroids, and a special cla...
Ronald Cramer, Vanesa Daza, Ignacio Gracia, Jorge ...