How to stop snarfing and other common switch hacks

Friday, 12 October 2007, 10:51 AM EST

ARP poisoning, SNMP snarfing, and "fuzzing" are common hacks perpetrated on Ethernet switch gear. Cisco networking expert Jimmy Ray Purser explains how to guard against these hacks.

The only thing I enjoy more than seeing my mother-in-law head back to Ohio is hacking Ethernet switches. I do a presentation on hacking switch gear that seems to go over really well. But I still see network admins protecting the higher-layer stuff, but leaving the lower layers unsecure. That's like locking your upstairs windows but leaving the back door open. And truthfully, Ethernet can be a back door.

At bMighty.

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