Uganda has experienced the largest decline of HIV prevalence of any country in the world, from a peak of 15% in 1991 to 5% today. In cooperation with community-based and faith-based organizations, the Ugandan government has pursued an AIDS prevention strategy centered on urging people to Abstain from sex, Be...
The SIMD (single-instruction, multiple-data) architecture is implemented in many popular general-purpose processor families, including Intel Pentium. In this paper, we examine if any performance gains can be obtained in the implementation of the Secure Hash Algorithms (SHA-1, SHA-256, SHA-384, and SHA-512) and present the details of our optimization methods and...
