The main components of most SMB core networks are internet service provider (ISP) routers/modems, firewalls, switches and hubs, Wi-Fi, and of course, the devices that power your business. Keeping these core elements up-to-date, secure and interacting effectively is a difficult task, especially for a small business with limited IT resources. Most hacking is targeted at small businesses, more than 80 percent by many estimates, according to many estimates. The best way to accomplish securing your network properly is to use a capable enterprise-grade firewall device.”]
Source: https://informationsecuritybuzz.com/articles/keeping-small-businesses-networks-current-and-secure/