"SAFE" is a firm that designs custom and sometimes hidden protection for the ultra-rich. Features include biological wash-downs, bomb shelters and panic rooms.
How Occupy Wall Street and other security issues are causing more worry than ever among the billionaire set.
CNBC flew to Nebraska to spend some time with Warren Buffett bodyguard Dan Clark during a two-day executive training session he organized for dozens of security guards.
For the average American, a home alarm system may be the extent of his or her security detail. But the super-rich are taking security to a new high in technology and price.