Cisco is appearing to be more and more like that monolithic software giant many love to hate. Actually, this story sounds a lot like Adobe’s fiasco with Sklyarov. The gist of the story is this: Michael Lynn from ISS discovers a vulnerability in Cisco IOS, presents it at a Blackhat conference, and Cisco PR uses bullying techniques to shut him up, get him fired from his job, remove his presentation from all conference materials, and make it illegal for others to distribute his presentation. For more details, check out Schneier’s site.