http://www.nytimes.com/2015/07/10/us/office-of-personnel-man...
https://www.google.com/search?q=medium-brow+dismissal&ie=utf...
It's clearly a logical failure to suggest heeding the authors advice would result in a catastrophic security breach.
Not paying attention to security by reason of "I've done a little better than nothing at all" feels like willful negligence.
(edit: this is an explanation of what "middle-brow dismissal" is)
http://www.nytimes.com/2015/07/10/us/office-of-personnel-man...