B 2007: Formal Specification and Development in B

This book constitutes the refereed proceedings of the 7th International Conference of B Users, B 2007, held in Besancon, France in January 2007. The 30 revised full papers presented together with 4 invited contributions were carefully reviewed and selected from numerous submissions. The topics of interest to the conference included: industrial applications and case studies using B, integration of model-based specification methods in the software development lifecycle, derivation of hardware-software architecture from model-based specifications, expressing and validating requirements through formal models, in particular verifying security policies, theoretical issues in formal development, model-based software testing, tools supporting the B method, development by composition of specifications, validation of assembly of COTS by model-based specification methods, B extensions and/or standardization.