Best Network Access Control (NAC) Solutions: Our Top Picks by Use Case (2026)
Brief
Network access control decides which devices are allowed onto your network and what they can reach once connected.
The right NAC platform depends far more on what you’re trying to control than on which vendor tops a market-share chart a hospital with 12,000 unmanaged medical devices needs something completely different from a 200-person company that wants contractors off the finance VLAN.
We evaluated eight leading NAC platforms from the top cybersecurity companies and matched each to the buyer it genuinely serves.
Best NAC by Use Case — At a Glance
Your situation Our pick Score Heavy IoT / OT / medical devices Forescout 8. 8 Large enterprise, Cisco network Cisco ISE 8. 6 Wireless-first campus (education, healthcare) HPE Aruba ClearPass 8. 5 Mid-market wanting cloud simplicity OPSWAT MetaAccess 7. 9 Existing Extreme network estate Extreme Networks 7.