Timely article in The Hill
Power/Electric company presidents put out a defensive article today talking about recent actions they have taken to secure the grid. Part is likely due to the EMP hearing today, and part a reaction to negative press stories on poor security given the Metcalf incident. It's fair to realize there is a balance - some work has been done, with more yet to be done.
article: http://thehill.com/blogs/congress-blog/energy-environment/205495-grid-security-is-paramount-for-the-electric-power
authors: Edison Electric Institute President Tom Kuhn, American Public Power Association President and CEO Sue Kelly, and National Rural Electric Cooperative Association CEO Jo Ann Emerson