If there's one mandate that all IT and business professionals can agree on, it's the need for security. For the largest systems in the world, keeping IT assets safe presents a unique set of challenges. Take the NCSA Blue Waters supercomputer as an example. The machine must be open and accessible to a collaborative-leaning scientific community while guarding against malicious activity. The person in charge of this balancing act is Adam Slagell. As Chief Information Security Officer for the National Center for Supercomputing Applications (NCSA) at the University of Illinois, Slagell is part of a team responsible for securing this massive resource. To read further, please visit http://www.hpcwire.com/hpcwire/2013-05-03/blue_waters:_security_at_scale.html.