The document discusses the rise of mobile field workers and remote work. It explores the evolving security landscape and threats facing remote workers. It then summarizes security solutions like mobile VPNs that can help secure access for remote workers. The document defines mobile VPNs and provides an analysis of the global mobile VPN market, noting that growth will be fueled by increasing wireless device usage and that the top vendors in the space are expected to be Cisco, Juniper, and NetMotion Wireless.