Documents Copyright 2009-11 1. Copyright 2009-11 2 Copyright 2009-11 3 Roger Clarke Xamax Consultancy and...

Slide 1Copyright 2009-11 1 Slide 2 Copyright 2009-11 2 Slide 3 Copyright 2009-11 3 Roger Clarke Xamax Consultancy and PSARN Security, Canberra Visiting Professor in Computer…