Colan Tonkin

Colan is the guardian of our digital integrity at Node IT. With a sharp eye for risk and a deep understanding of compliance frameworks, he ensures systems remain secure, and practices stay ethical. Drawing on extensive experience in information security and cyber security, Colan brings both technical precision and strategic foresight to every challenge. When Colan speaks about security, it’s not just about defence - it’s about proactive planning and preparing businesses for the future.

Don’t forget to protect your browsing privacy

When you open a browser on your phone, what do you think it knows about you? The websites you visit? Maybe your location? Possibly what you’ve searched for? The reality

20 April 2026

Another good reason to enforce MFA

What would happen if someone got hold of one of your employees’ passwords from years ago? Not a password they’re using today. Not one they even remember. Just an old

6 April 2026

Prepare your business for more refined cyber threats

Cyber criminals aren’t simply causing chaos anymore. They’re getting smarter, more organised, and much better at finding weak spots in businesses of every size. And while that sounds worrying, understanding

23 March 2026

New member of staff… new security risk?

When you hire someone new, do you think about how secure your business really is? Most business owners focus on making sure their new starter has what they need.

10 October 2025