26 Nov
2012
26 Nov
'12
5:22 p.m.
Hello, mathematicians! The fifth cipher challenge has just been released, if you're interested: http://cp4space.wordpress.com/2012/11/27/cipher-5-99-problems-or-23 When deciphered, the text contains a password enabling one to visit a secret discussion board and introduce yourself. Sincerely, Adam P. Goucher