Router Security

This section discusses how security can be improved on routers so that any attempts to disable the router, gain unauthorized access, or otherwise impair the functioning of the box can be stopped. It is important to note that these measures in most cases only secure the device itself and do not secure the whole network to which the device is connected. However, a device's security is critical to the network's security. A compromised device can cause the network to be compromised on a larger scale.

The following sections discuss some of the steps you can take to secure a router against attacks aimed at compromising the router itself.

Configuration Management

It is critical to keep copies of the router's configurations in a location ...

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