Cisco ISE TACACS+ Device Admin Guide — Done Safely
Complete Cisco ISE TACACS+ device admin guide — Device Admin persona, shell profiles, command sets, AD integration, and the safe AAA chain pattern.
Posts tagged: Network-Security
The TACACS+ Lockout That Taught Me Three Things About IOS-XE AAA
How I locked myself out of a Cisco router with TACACS+, why IOS-XE does not fall through on STATUS_FAIL, and the safe AAA chain pattern that fixes it.
IoT Botnet: Your Smart Cameras Are DDoSing Someone Right Now
Deep dive into Mirai botnet anatomy: scanner logic, default credential brute-force, C2 architecture, the Dyn DDoS attack, detection with Zeek and iptables, and …
VLAN Hopping: Jumping Between Network Segments You Shouldn't Access
Technical breakdown of VLAN hopping via switch spoofing and double tagging, with Scapy exploit code, Cisco IOS hardening configs, and PCI DSS segmentation …
How to Integrate Meraki Networks with Cisco ISE
Integrate Cisco Meraki wired, wireless, and VPN with ISE — WPA2-Enterprise, Central Web Authentication, CoA, and step-by-step policy configuration.
FortiGate - Configuration (Part 4) - Administration and Management setup | Active Directory Setup | Administration with AD Group Membership
Integrate FortiGate with Active Directory — create the LDAP service account, grab the Domain DN, and grant admin access by AD group membership.
FortiGate - Configuration (Part 1) - Interfaces and Getting Started
Set up a FortiGate from scratch — VLAN plan for two ISPs, inside LAN, and management — plus port assignments to prep for social-media filtering and AV.
FortiGate - Configuration (Part 2) - Static Routes | Firewall Policies | Port Address Translation for Internet
Configure FortiGate static routes for dual ISP failover, build firewall policies, and enable PAT — use priority and distance to set primary vs backup.
FortiGate - Configuration (Part 3) - Web Filtering | Read-only SSL handshake inspection | Troubleshooting | Adding FortiGate CA Certificate to Windows 10
FortiGate web filter to block social media, plus read-only SSL handshake inspection and installing the FortiGate CA cert on Windows 10 to clear errors.
FortiGate - Configuration Series
FortiGate configuration series index: interfaces, static routes, firewall policies, PAT for internet, web filtering, and read-only admins on FortiOS.