August 8, 2025

From VPNs to SASE: Navigating the Future of Secure Network Access

Over the last few years, the way we work has changed dramatically. With more teams working remotely, accessing cloud apps, and connecting from all over the world, many businesses are starting to realise that their old security tools—like VPNs—just aren’t keeping up. In this blog, we break down what’s changing, why it matters, and how a newer model called SASE (pronounced "sassy") could be the upgrade your business needs.

What is a VPN, and why is it starting to fall short?

A VPN (Virtual Private Network) has long been the go-to way for employees to securely access company data when working remotely. It creates a secure “tunnel” between the user and your internal network.

But there are a few problems with traditional VPNs today:

  • They’re centralised – All traffic is routed through a single point, which slows things down.
  • hey offer limited control – Everyone gets access to the same network, even if they don’t need it.
  • ‍They struggle with cloud services – VPNs were built for accessing office servers, not apps like Microsoft 365, Teams, or cloud storage.
  • They’re not designed for hybrid or fully remote teams at scale.

Enter SASE: A Smarter, More Secure Way Forward

SASE (Secure Access Service Edge) is a newer, cloud-native approach to secure connectivity. It gives your team secure access to the apps and data they need—without all the slow, clunky VPN routing.

In simple terms, SASE is:

Like giving each user their own secure, direct lane to the internet, instead of forcing them all through the same crowded tunnel.

Key Benefits of SASE for Your Business

✅ 1. Better Performance

No more slow loading times or video call dropouts. SASE connects users directly to cloud apps with built-in security, reducing lag and improving productivity.

✅ 2. Stronger Security

SASE uses a zero-trust model. That means no one is trusted by default—even inside your company. Every connection is verified, and users only access what they need.

✅ 3. Easier Management

It’s all managed from the cloud. That means no more fiddling with on-site servers or patching VPN software. IT teams get better visibility, and business owners get peace of mind.

✅ 4. Built for Remote & Hybrid Work

Whether your team is in the office, at home, or halfway across the world, SASE keeps everyone connected—securely and consistently.

So, Should You Make the Switch?

If you’re still relying solely on a VPN to secure your remote workforce, now is the time to start exploring your options.
SASE isn’t just for large enterprises—it’s already helping SMEs reduce risk, improve performance, and stay ahead of evolving threats.

How Auxilium IT Can Help

At Auxilium IT, we help businesses of all sizes upgrade their network security with solutions that are:

  • Easy to implement
  • Budget-conscious
  • Scalable as your business grows

Whether you're just starting to explore SASE or ready to leave your old VPN behind, we’ll help you find the right fit.

Book a consultation or learn more at auxilium-it

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