Cisco launches renamed DNS Defense software with new AI-based DNS tunneling enhancements and DGA detection capabilities.

When a Cisco router is initially configured, the router's DNS lookup function is enabled by default. This function is only useful if the router utilizes a DNS server on the network; otherwise ...

I have a Cisco 881 connected to a cablemodem on the WAN port. The cablemodem assigns DNS servers and the IP address by DHCP to the router. The router in turn is doing NAT for the LAN. In addition ...

As education continues to grow around DNS security threats among enterprises, Cisco Umbrella is a product that Cisco acquired in 2015 to help monitor security in the cloud network environment ...