This book describes trends in email scams and offers tools and techniquesto identify such trends. It also describes automated countermeasuresbased on an understanding of the type of persuasive methods used byscammers. It reviews both consumer-facing scams and enterprise scams,describing in-depth case studies relating to Craigslist scams and BusinessEmail Compromise Scams. This book provides a good starting point forpractitioners, decision makers and researchers in that it includesalternatives and complementary tools to the currently deployed emailsecurity tools, with a focus on understanding the metrics of scams. Both professionals working in security and advanced-level studentsinterested in privacy or applications of computer science will find this booka useful reference.