[solved] Challenge "Concealed Messages — Vigenère's Night Sky" ¶
By: admin on May 2, 2012, 9:57 p.m.
In 1586 the famous French mathematician Blaise de Vigenère published a picture of the night sky and claimed that a message was concealed in it. Can you find out how to decipher this message?
Last edited by: admin on Sept. 7, 2022, 3:05 p.m., edited 6 times in total.