OPSEC: Taking cautious measures Published March 10, 2008 By 355th Fighter Wing Public Affairs DAVIS-MONTHAN AIR FORCE BASE, Ariz. -- The best OPSEC measure that Airmen can take is educating each other on what is acceptable and not acceptable when posting information on Web sites like, Together We Serve, MySpace and Facebook. Remember what information is on the critical information list. To view the video clip click here.