@BipolarArtist Simon Singh’s The Code Book
@BipolarArtist talks about how to decode things and with computer power these days probably not too difficult. I would go at it but I'm in the process of a IRL situation and can't sit here setting up all I need to do it. =)
@MrGoat cool! No worries! Maybe this will still be unsolved by the time you get a chance.
@MrGoat never heard of it!