This book constitutes the thoroughly refereed postproceedings of the 10th International Workshop on Fast Software Encryption, FSE 2003, held in Lund, Sweden in February 2003.The 27 revised full papers presented were carefully reviewed, improved, and selected from 71 submissions. The papers are organized in topical sections on block cipher cryptanalysis, Boolean functions and S-boxes, stream cipher cryptanalysis, MACs, block cipher theory, side channel attacks, new designs, and modes of operation.

How do contemporary young people construct their sexual identities? Are young people sexually liberated, or is human sexuality increasingly controlled and manipulated by commercial forces? Thomas Johansson explores the construction of sexual identities by young people as part of a wider process of identity construction, combining the work of key authors such as Elias and Foucault with original and revealing empirical material drawn from an extensive survey of the views of 1300 sixteen to nineteen year olds, combined with a number of qualitative in-depth interviews with different sexual...