It's only the (U.S.) Department of Homeland Security that's declaring this "National Cybersecurity Awareness Month" (needless to say).
Bruce Schneier has
pointed out that geeks can come up with vastly more creative ideas to celebrate the concept than the DHS can. In response to a reader observing that October had been "breast cancer awareness month" for more than a quarter-century, he also pointed out that "breast cancer awareness will save a lot more lives."