Introduction In today’s world, remote work is no longer an exception—it’s the new normal. With users connecting from home offices, co-working spaces, airports, and even unsecured public Wi-Fi, the enterprise security perimeter has dissolved. Traditional VPN connectivity ensures encryption, but it does not guarantee that […]
Introduction In modern enterprise networks, visibility and control stop at the perimeter if identity and DNS security are not tightly integrated. Cisco Identity Services Engine (ISE) provides context-rich, identity-based access control inside your network, but what happens once the user leaves the enterprise perimeter or […]
Introduction Cisco Identity Services Engine (ISE) and Firepower Management Center (FMC) form a powerful threat-centric NAC ecosystem when integrated via pxGrid. But here’s the reality: In production, engineers often struggle with cert trust failures, pxGrid client not connecting, SGT not being seen in FMC, or […]
Introduction In the modern enterprise, visibility is not a “nice-to-have” — it’s the first line of defense. You can’t secure what you don’t know exists.Cisco ISE’s Context Visibility Dashboard is your single pane of glass that consolidates endpoint identity, posture, profiling, authentication events, user sessions, […]
![[Day 55] Cisco ISE Mastery Training: EAP-TLS Wireless Certificate Authentication](https://networkjourney.com/wp-content/uploads/2025/08/Day-55-–-Cisco-ISE-Mastery-Training-EAP‑TLS-Wireless-Certificate-Authentication.png)
Introduction In today’s enterprise networks, passwords are the weakest link. They get reused, stolen, phished, and brute-forced — and once they’re compromised, your wireless network is wide open. Even with strong 802.1X + EAP-PEAP deployments, a single credential leak can let an attacker in from […]
