Software Security Theories and Systems : Mext NSF JSPS International Symposium ISSS 2002 Tokyo Japan November 8 10 2002 Revised Papers For more than the last three decades the security of software systems has been an important area of computer science yet it is a rather recent general recognition that technologies for software security are highly needed. This book assesses the state of the art in software and systems security by presenting a carefully arranged selection of revised invited and reviewed papers. It covers basic aspects and recently developed topics such as security of pervasive computing peer to peer systems and autonomous distributed agents secure software circulation compilers for fail safe C language construction of secure mail systems type systems and multiset rewriting systems for security protocols and privacy issues as well