MITM Detection

[vityav]

Now if either a host that is not on your list is targeted or one that is on a DHCP lease, then this method will fail.

I'm on DHCP leasing right now but could certainly change it to take advantage of this.

Don't get me started on this...MITM is the least of your problems in a completely open wifi infrastructure.

But now you have me curious. Perhaps a clue?

[Archangel-Amael]

But now you have me curious. Perhaps a clue?

Try here for starters it will tell you a lot and help with keywords for more research.
Hotspot Connections - Do Not Auto-Connect to Open Wi-Fi Networks

[Magistral*G]

fix getaway 's Mac

arp -s IP-GW MAC-GW

[b3r00tb4ck]

ARP poisoning is one of the bigger problems with free wifi because of all the skiddies who have cain and abel, easy unencrypted password finding with literally 5 clicks.