Firesheep, the packet-sniffing Firefox plug-in that grazes on (and then BURNS!!!) public Wi-Fi networks, could leave your Facebook or Twitter account compromised. FireShepherd arrived last week to protect Windows users, but now Mac users have a defense measure: BlackSheep. More »

Read more: http://feeds.gawker.com/~r/gizmodo/full/~3/L5wMAez6vic/how-to-protect-your-accounts-from-firesheep-hijacking-on-a-mac