Most small businesses don't have a security team, which often means network security gets handled by whoever set up the router and never revisited.
Change default credentials, always
Routers and firewalls ship with default admin passwords that are publicly documented. This is the single most common, most preventable vulnerability — and the easiest to fix in five minutes.
Separate guest and business networks
Anyone connecting to a guest WiFi network shouldn't be on the same network as your point-of-sale system or internal file shares. This is a basic segmentation step that most consumer and business routers support natively.
Keep firmware and firewall rules current
Unpatched routers and firewalls are a common entry point — not because the technology is weak, but because updates get skipped. A managed security service handles this on a schedule instead of relying on someone remembering.
Know who's watching, even passively
A firewall that's never reviewed is a box that blocks obvious threats and misses the rest. The difference between a firewall and managed security is usually whether anyone is actually looking at what it's logging.
When to bring in managed security
If you handle customer payment data, store sensitive records, or run multiple sites, it's worth having a team actively monitoring rather than hardware sitting unmonitored. See our Managed Security page for details.
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