Michael Schrenk (@mgschrenk) is a Las Vegas based webbot developer, online entrepreneur and writer, who has developed commercial botnets and webbots since 1995. He is the author of “Webbots, Spiders, and Screen Scrapers, 2nd Edition (2012, No Starch Press, San Francisco). Mike has presented talks at DEF CON 10, 11, 15 and 17 and wrote about DEF CON 5 for Computer World Magazine. Facebook