For nearly 250 years, this book concealed the arcane rituals of an ancient order. But cracking the code only deepened the mystery.
Fall 2006 Chris Christensen MAT/CSC 483, PDF, Cryptanalysis
Episode 48
The Mystery of the Copiale Cipher
They Cracked This 250-Year-Old Code, and Found A Secret Society Inside, PDF, Hermetic Qabalah
Further Reading: SECRET
More on the Copiale cipher and the revealed rites of a secret society of Oculists - The Hermetic Library Blog
Which book or online lecture does contain the best explanation of expectation maximization algorithm? - Quora
They Cracked This 250-Year-Old Code, and Found a Secret Society Inside
The Mystery of the Copiale Cipher
Episode 48
Fall 2006 Chris Christensen MAT/CSC 483, PDF, Cryptanalysis