A former porn king finds a new calling in coins made with Ground Zero silver

Ganz said that Freedberg has an "opinion letter from a very respected law firm" confirming the silver's authenticity. "I'm not authorized to tell you" the law firm's name, he said. "But it's a white-shoe firm and as good as they come."

Confidentiality agreements seem to protect so many in this venture of Freedberg's.

But certain businesses call for discreet packaging.