This book is an excellent and essential read for those working in or considering working in this complex field of therapy. It explores the legal issues surrounding CSAM arrests, offering valuable insights. Additionally, it addresses the immense cybersecurity challenges in combating the increasing problem of individuals seeking out CSAM content.Ian Richards, StopSo member and former Trustee of StopSoThis is a remarkable and unique body of work which certainly fulfils its dual aims of explaining the diverse nature of, and legal frameworks surrounding online offending, whilst demystifying the technologies that enable these crimes. Its strength and value lie in the use of simple, non-technical language illuminated by relatable analogies.Nick Newman, former Head of Defence and Security Consulting, PA Consulting Group, and Independent Trustee of The Internet Watch Foundation