Assuring Remote Worker User Experience Across VPN The virtual private network (VPN) has been a key enabling remote-work technology during the COVID-19 pandemic. For many enterprises, its use increased many-fold overnight to accommodate their entire workforce, something VPN was never designed for. ZDNet reported a rapid rise of VPN in many countries on March 23, 2020, in an article titled, “VPN Use Surges as Coronavirus Outbreak Prompts Huge Rise in Remote Working.”