Convicted pedophile Jeffrey Epstein had the curious habit of buying up DNA test kits for his rich, famous and powerful friends, emails released by the Justice Department Friday show. On Sept. 21, 2016 ...

Abstract: Existing secure data outsourcing systems offer users ways to select from different cryptographic primitives supported by the system to encrypt their data to strike a balance between data ...

Abstract: This paper focuses on three kinds of normal forms: the weak conjunctive normal form, the weak disjunctive normal form and the weak implicational normal form. The existence of these normal ...