Monthly Archives: April 2018

macOS: How to find network devices using a terminal

There is a Terminal command called arp that allows you to find network devices on your local area network (LAN). It will display IP addresses and MAC addresses, and is useful for troubleshooting and other situations. Find network devices with ARP ARP, or Address Resolution Protocol, is a communications protocol used to explore the link […]

Use John the Ripper to test network devices against hard forcing

I read that some Cisco IOS devices are vulnerable to hard forcing. My organization does not use these particular devices, but how can we test other network equipment to see if they are easily susceptible to a brute force attack? One tool that has become very popular is something called Cisco Torch. This is a […]