I argued with a security expert about guest Wi-Fi and won

You should set up a guest Wi-Fi network at home—or so says common advice. Putting visitors and even internet-capable devices ...
CNET

Secure Your Network By Setting Up Guest Wi-Fi. Here’s How

First off, what is a guest Wi-Fi network? According to MidSouth Fiber Internet, this is a connection that creates a separate access point within your router, allowing your guests to connect to another ...