Introduction To gain access to enterprise resources, the traditional solution architecture is use VPN. For today’s cloud services, there is also zero trust architecture. If you have on-premises resources, using a traditional VPN-based remote access architecture is one way of balancing remote usability with the risk of compromise. If you have few or no on-premises services, the VPN may not required, the zero trust architecture can be very effective. If you are designing a new network, consider following the zero trust network approach instead.