Just gave a presentation at the EFMA Conference this week on online insecurity, exacerbated by mobile hacktivists.
I'm quite pleased with it, as it's newly refreshed material, so here it is.
There is a sound file recording which gives you the presentation speech to go with the slides btw but, be warned, it's very poor quality with some significant interference from a nearby mobile telephone (bleedin' malware everywhere!).
Play sound: