Recent posts

• 

  If you've spent any time configuring user authentication on... Full Story

• 

  DNS is one of those technologies that quietly underpins... Full Story

• 

  BGP issues on FortiGate firewalls usually trace back to... Full Story

• 

  Every time your laptop talks to your router, a... Full Story

• 

  If you've spent any time configuring NAT on a... Full Story

• 

  If you have spent any time configuring firewall policies... Full Story

• 

  High availability on FortiGate is one of those features... Full Story

• 

  If you've configured SD-WAN on a FortiGate, you've almost... Full Story

• 

  FortiLink is the management protocol that turns a FortiSwitch... Full Story

• 

  FortiSwitches are pretty rock solid from Mean Time Between... Full Story

• 

  This is a quicky tip.  Have you ever gone... Full Story

• 

  DNS is one of those quiet pieces of internet... Full Story

• 

  This article is an updated version of the previous... Full Story

• 

  You will add ns2 as a secondary (slave) BIND9... Full Story

• 

  In the process of deploying my lab, I needed... Full Story

• 

  RFC 8805, used to be known as Self-Correcting IP... Full Story

• 

  Years back, I wrote an article about certificate pinning. ... Full Story

• 

  FortiGates have the ability to send alerts to Microsoft... Full Story

• 

  In this post, I am going to walk through... Full Story

• 

  Troubleshooting VoIP on a FortiGate can feel like trying... Full Story

• 

  Prior to FortiOS 7.0, there were three commands to... Full Story

• 

  In this post, I am going to go over... Full Story

• 

  What we are going to do:  We are going... Full Story

• 

  Choosing between FGCP (FortiGate Clustering Protocol) and FGSP (FortiGate... Full Story

• 

  Creating a VLAN on macOS (The "Pro" Move) A... Full Story

• 

  This blog post explores the logic behind how macOS... Full Story

• 

  Pretty Fly for a Wi-Fi Tell My Wi-Fi Love... Full Story

• 

  Part of my daily gig is creating BoMs (Bill-of-Materials)... Full Story

• 

  ICMP introduces several security risks, but careful filtering, rate... Full Story

• 

  The command diag debug application dhcps -1 enables full... Full Story

• 

  In the world of FortiOS, execute tac report is... Full Story

• 

  LLDP; What is it The Link Layer Discovery Protocol... Full Story

• 

  What it actually does When you run diagnose fdsm... Full Story

• 

  Monkey Bites are bite-sized, high-impact security insights designed for... Full Story

• 

  I have run macOS in macOS with Parallels but... Full Story

• 

  Don't be confused with my other FortiNAC posts where... Full Story

• 

  This is the third session in a multi-part article... Full Story

• 

  Today I was configuring key-based authentication on a FortiGate... Full Story

• 

  Netcat, often called the "Swiss Army knife" of networking,... Full Story

• 

  At its core, IEEE 802.1X is a network layer... Full Story

• 

  In case you did not see the previous FortiNAC... Full Story

• 

  This is our 5th session where we are going... Full Story

• 

  Now that we have Wireshark installed and somewhat configured,... Full Story

• 

  The Philosophy of Packet Analysis Troubleshooting isn't about looking... Full Story

• 

  Overview FortiOS 8.0 introduces custom tags as a first-class... Full Story

• 

  These are two distinct mechanisms on FortiOS, and conflating... Full Story

• 

  Replacement messages are the pages and text blocks that... Full Story