Network security: The silent defender
Podcast|by Leanne Bevan|6 November 2025

It’s not just firewalls - your network security layer does more than you think
In episode three of our seven layers of security podcast miniseries, we dive deep into the network security layer; the silent defender that underpins your entire digital infrastructure. Our cyber security expert Scott Harrison brings clarity and insight to a complex topic that’s often overlooked.
Scott unpacks how this foundational layer works, why it’s critical to modern cyber resilience, and what businesses can do to strengthen it. This episode offers practical advice and fresh perspectives to help you stay ahead of threats.
Get tips on how to secure your network effectively
Tune in to the episode and the rest of our insightful podcast episodes now. Choose your favourite podcast platform below.
If you've any questions after listening, reach out to our security team to book a free assessment to see whether you have any gaps in any of the fundamental security layers. Plus, get tips on how to remediate them. Fill in the contact form below and we'll be in touch.
Contact Grey Matter
If you have any questions or want some extra information, complete the form below and one of the team will be in touch ASAP. If you have a specific use case, please let us know and we'll help you find the right solution faster.
By submitting this form you are agreeing to our Privacy Policy and Website Terms of Use.
Related News
New designation unlocked: Microsoft Support Services
We’re excited to share that we’ve been awarded the Microsoft Support Services Designation, reserved for partners with a proven track record of delivering excellent customer outcomes through advanced technical support. This achievement recognises our ability to deliver expert-led, high-quality services on behalf of Microsoft. With this designation, we’ve got the accreditation...
Microsoft 365 Copilot for Security explained
In this episode of Grey Matter Talks Tech, host (and cyber security expert) Scott Harrison is joined by Microsoft 365 Solutions Specialist Olaitan Almaroof to explore the security features and business benefits of Microsoft 365 Copilot for Security. What the...
Copilot Chat vs Microsoft 365 Copilot
Microsoft’s ongoing Copilot business promotion gives businesses like yours the chance to bring AI into your everyday with up to 35% off. But did you know: Copilot Chat is already included in your Microsoft 365 business subscription. Copilot Chat is a great tool for brainstorming, researching and getting quick answers all in a standalone chat window. But...
Why human layer security is or should be front of mind for businesses
In an era of multi-million-pound AI-driven cyber defences, a startling truth remains: the most sophisticated “hack” doesn’t target a server – it targets a person. As we move through the mid-2020s, the human layer has become the primary battleground for global cyber security. And for businesses that want to stay resilient, strengthening it...