Network Access Control Basics


Network Access Control (NAC) can be a very confusing concept to understand if one tries to dig into the minutiae of how it works and every single thing it can do. Instead, to get an idea of how it can assist you in your security efforts, start by focusing on breaking down its name: Network.  Access.  Control. NETWORK.  It’s a bunch of jacks in the wall that have wires that run back to that blinky-light box in a closet or in the data center.  Or, maybe it’s those white boxes on the ceiling with the antennas pointing in various directions.  [...]