It seems to me that if a puzzle has gone unsolved for 35 years despite many very skilled people trying hard to solve it... It is not actually a good puzzle?
Like, here - here's a code that no one will ever solve: ITIWKSMNDIWKD WJSIKWMWMSONQ
Turn that into a sculpture and put it outside the CIA.
Like, here - here's a code that no one will ever solve: ITIWKSMNDIWKD WJSIKWMWMSONQ
Turn that into a sculpture and put it outside the CIA.