Google Cloud Network Automation

Ethan
SME in network security and high-grade cryptography
Cybersecurity engineer, infrastructure nerd, and chronically online.
I’ve spent my career working across high-assurance government environments, enterprise infrastructure, networking, and security operations. These days, I’m focused on security engineering, threat investigation, and figuring out how things break – preferably before someone else does.
When I’m not staring at terminals, or packet captures, I’m probably still staring at a screen for an entirely different reason.
Arctic Wolf - Full-time · Sydney, Australia
International College of Management - Full-time · Sydney, Australia
National Cyber Security Centre - Full-time · Wellington, New Zealand
National Cyber Security Centre - Acting · Wellington, New Zealand
National Cyber Security Centre - Full-time · Wellington, New Zealand
National Cyber Security Centre - Full-time · Wellington, New Zealand
Toi Ohomai Institute of Technology - Contract · New Zealand
Spark New Zealand - Contract · New Zealand

University of Waikato

Cisco

Cisco

Cisco

Cisco

Cisco

ISC2

Microsoft
Arctic Wolf · May 2026
Recognised with Arctic Wolf’s Quarterly TSE International Award for outstanding performance and impact across the international Triage Security Engineering organisation. Received within my first six months at the company, the award reflected strong contributions to investigations, technical improvement, and the wider team.
Arctic Wolf · Sep 2026
Recognised for developing tooling that improved the EDR platform.
Arctic Wolf · Mar 2026
Recognised for exceptional impact in operational efficiency, and response quality.

Introduction I sat – and passed – the CISSP exam. Passing the CISSP was no small feat. I spent approximately 140 days studying, working through a range of study materials before I felt confident enough to attempt the four-hour exam. I passed on my first attempt at question 145, with around 50 minutes remaining. Looking […]
A small workbench over the browser's own cryptography, running three primitives on input you provide. Nothing is sent anywhere — every value is produced locally and discarded when the window closes.
The lab needs JavaScript, and a browser only exposes its cryptography to a page served over HTTPS.
ethan@ethanlinton.com ~ $ whoami
Ethan — SME in network security and high-grade cryptography
CISSP · CCNP · M.CyberSec (Hons 1st)
ethan@ethanlinton.com ~ $ ls
about.txt experience/ certs/ awards/ projects/ blog/ contact
ethan@ethanlinton.com ~ $ certs
Master of Cyber Security
Understanding of Cisco Network Devices
Cisco Certified Specialist – Enterprise Core (CCNP ENCOR)
Implementing and Administering Cisco Solutions (CCNA)
Cisco Certified Networking Professional
Cisco Certified Specialist – Enterprise Advanced Infrastructure Implementation
Certified Information Systems Security Professional (CISSP)
Microsoft Certified: Azure Administrator Associate (AZ-104)
ethan@ethanlinton.com ~ $ help
help whoami ls cat about.txt certs projects contact open clear
The interactive shell needs JavaScript.
The quickest way to reach me is email.
Social links are set in Settings → Ethan OS
This site is a desktop.
Every section opens in a window you can move, resize and stack. Nothing here is a simulation of a filesystem - each folder is a content type in WordPress, and each window is that content, fetched live.
THE DOCK
WINDOWS
DESKTOP FOLDERS
THE MENU BAR
KEYBOARD
GOOD TO KNOW