Remote Access Overview: Enterprise access security has been redefined by “Bring Your Own Device” (BYOD), Mobility, and Cloud Services IT organizations continue to rely on their virtual private network (VPN) investments to address everyday business challenges that include securely connecting third-party workers, self-service transaction-based endpoints, high-volume branch sites, and business continuity. But now, they need to adapt their access strategies to address new challenges. Mobile devices are creating new risks and opportunities. At the same time, data breaches are becoming commonplace.