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William Donaldson

Nmap Exercise

 Use the nmap (text interface) or zenmap (GUI) tool to map the network (192.168.25.x) your client currently resides on.  You should only map the range 192.168.25.1-99.  Hosts at 192.168.25.100 and above are student systems and not part of the assignment.  We will start with a ping scan to […]

Reverse DNS Lookups

What is a reverse DNS lookup? How can it be used when footprinting or attacking a network? IP addresses are used for communication between devices on both internal and external networks. Because of the number of IP addresses out there, the length of IP addresses, and how many […]