This book not only explores all critical security issues associated with both e-commerce and mobile commerce (m-commerce), it is also a technical manual for how to create a secure system. Covering all the technical bases, this book provides the detail that developers, system architects, and system integrators need to design and implement secure, user-friendly, online commerce systems.Whether it's online banking or ordering merchandise using your cell phone, the world of online commerce requires a high degree of security to protect you during transactions.