![[Day 44] Cisco ISE Mastery Training: WPA2-Enterprise Configuration](https://networkjourney.com/wp-content/uploads/2025/08/Day-44-Cisco-ISE-Mastery-Training-WPA2-Enterprise-Configuration.png)
Introduction WPA2-Enterprise is the gold standard for securing enterprise Wi-Fi networks. Unlike WPA2-PSK (which uses a single shared key), WPA2-Enterprise leverages 802.1X authentication with a RADIUS server to provide per-user authentication, dynamic encryption keys, and granular network access control. In Cisco ISE, WPA2-Enterprise forms the […]
Introduction When an ISE node (PSN, MnT, PAN) fails, is end-of-life, or needs a hardware refresh, you must replace it without breaking 802.1X, posture, guest/BYOD portals, or pxGrid. This Article teaches you the repeatable, zero/near-zero downtime workflows to drain, remove, rebuild, rejoin, re-certify, re-sync, and […]
Introduction When organizations scale beyond a single data center, identity and access control becomes one of the hardest challenges in enterprise security. Cisco ISE, by design, is built to provide centralized policy, consistent security enforcement, and seamless redundancy across globally distributed networks. In a multi-data […]
Introduction In today’s enterprise networks, a single SSID is rarely enough. Organizations often need multiple wireless networks (SSIDs) to segregate traffic and apply different security policies — for example, separating corporate devices, guests, IoT devices, and contractors. However, without a central policy engine, managing authentication, […]
![[Day 41] Cisco ISE Mastery Training: Wireless 802.1X Authentication Overview](https://networkjourney.com/wp-content/uploads/2025/08/Day-41-Cisco-ISE-Mastery-Training-Wireless-802.1X-Authentication-Overview.png)
Introduction Wireless networks today are the primary access method for employees, guests, and IoT devices — but without proper control, they’re a security nightmare. Users can connect from anywhere, rogue devices can piggyback on open Wi-Fi, and sensitive resources can be exposed in minutes.Wireless 802.1X […]
