-- Search Engine Spider and User Agent Identification
---- Filtering Out Really Hard To Find Bad Bots
httpwebwitch - 7:09 am on Jan 22, 2013 (gmt 0)
I've discovered many bots using old fashioned honeypots. Using randomized class names, <a> elements are scattered around a page like land mines, hidden from view using a variety of CSS tricks. If any of those receive a click, then ka-pow. IP Banned!