devops
What's the difference between "underlay" and "overlay" links in SD-WAN?
A quick explanation for underlay and overlay networks.
Mike Berggren
cybersecurity
What are the logical elements that make up FortiGate SD-WAN?
A quick break-down of FortiGate SD-WAN components.
cybersecurity
What is IPsec and how does it work?
An introduction to IPsec concepts.
cybersecurity
What's the difference between flow-based and proxy-based inspection modes in Fortigate firewalls?
A brief walk-through of the different inspection modes for Fortigate.
devops
Why is sshd still allowing password auth despite updating config file?
A simple answer to an interesting symptom
devops
How does negative indexing work in python?
Just a quick refresh of a python programming concept
cybersecurity
What's the difference between LDAP and RADIUS when used for server-based password authentication?
A brief comparison between LDAP and RADIUS.
devops
What is a routing table?
A simple explanation of routing tables.
devops
What is Azure Virtual WAN and how is it different from legacy WAN designs?
A quick intro into the VWAN concept.
cybersecurity
What is the "Four Question Framework For Threat Modeling"?
Four simple questions to have in mind when performing threat modeling.
devops
How can I get linux and windows to agree on correct system time in dual-boot situations?
Commands for achieving system clock balance :-).
cybersecurity
What's the difference between "layered security" and "defense-in-depth"?
Explaining the similar (but different) concepts.