A router's wide area network (WAN) port acts as its gateway to other networks, providing an interface for the router to send outgoing traffic over. Computers should not be connected to a router's WAN ...
A wireless router comes with default configurations that require attention to improve your security posture. If you don't give them the right attention, you could make it easier for someone to use the ...
You can do tons of stuff with a computer that most hardware NAT-routers cannot do, like having firewall software run on it, provide services (print (I know the SMC routers also have this), file, proxy ...