NSE 8 case studies
NSE 8 · Put your knowledge to work in context.
The NSE 8 Cybersecurity Expert certification is the highest level in the Fortinet NSE Certification Program. Fortinet describes it as validating "comprehensive and expert knowledge of network security design, configuration, and troubleshooting for complex networks." It is aimed at senior engineers, consultants, and architects who work daily with Fortinet security infrastructure and want to prove depth across the whole platform rather than in a single product. The NSE 8 case studies are 5 cases and about 3,827 words.
1Overlapping 10/8 Across Three Business Units and Two Data Centers
Your employer, a manufacturing group, has acquired three companies that all use 10.0.0.0/8 without coordination. The group now has 14,000 users at 42 sites, two data centers (DC-A and DC-B), and a shared services block for DNS, AD, and SAP.
779 words, about 4 min2ADVPN Shortcut Failure Across CGNAT Spokes and Dual-Hub Failover
A service provider uses two FortiGate 1800F hubs and 300 FortiGate 60F spokes. Spokes are on business DSL and 4G, many behind CGNAT.
768 words, about 4 min3HA Checksum Mismatch, Slow Failover, and Voice Session Loss
A financial customer runs two FortiGate 1800F in active-passive HA, FortiOS 7.2.8, 40 VDOMs and 1,200 firewall policies. Traffic peaks at 8 Gbps and 25,000 concurrent sessions.
744 words, about 4 min4FortiManager Drift and SSL Inspection at 20 Gbps
A managed security service provider manages 200 FortiGate 100F/200F devices from one FortiManager 7.2 with 25 ADOMs. A central policy package contains 8,000 objects; each tenant has a VDOM and a unique SSL deep-inspection profile with 250 exempt entries.
751 words, about 4 min5SD-WAN SLA Not Steering and Asymmetric BGP Returns
A retailer has 200 branches, each with a FortiGate 100F, two internet ISPs, and SD-WAN. Branches run eBGP with each ISP and iBGP to a DC FortiGate 1800F; the DC also has DIA.
785 words, about 4 min