How do you smuggle information into the USSR right under the nose of the KGB? Create your own encryption system, of course. That’s exactly what saxophonist and music professor Merryl Goldberg did during the 1980s. This week Goldberg revealed that she used musical notation to hide the names and addresses of activists and details of meetings on a rare trip to the Soviet Union. To do so, she cooked up her own encryption system. Each musical note and marking represented letters of the alphabet and helped disguise the sensitive information. When Soviet officers inspected the documents, no suspicions were raised…