# Mark Wellins taming a wild firewall (though unable to tame Prezi). Bit too much of a vendor preso... #securesydney2011

 [](http://instagr.am/p/IEY32/)

![Media_httpimagesinsta_xhuus](https://halans.com/orig-content/uploads/2011/07/media_httpimagesinsta_xHuus.jpg.scaled500-300x300.jpg)