Book excerpt: With the growth in social networking and the potential for larger and larger breaches of sensitive data,it is vital for all enterprises to ensure that computer users adhere to corporate policy and project staff design secure systems. Written by a security expert with more than 25 years' experience, this book examines how fundamental staff awareness is to establishing security and addresses such challenges as containing threats, managing politics, developing programs, and getting a business to buy into a security plan. Illustrated with real-world examples throughout, this is a must-have guide for security and IT professionals.