This was one of the most secure hand ciphers used in the Second World ... E R B E R R I E S Now number the letters in the keyword in alphabetical order. 3 4 8 2 7 6 1 5 D E S C R I B E ...

Andrews, who popularized and promoted the cipher. Its simplicity and its cryptographic ... Follow the keyword with the rest of the alphabet's letters in alphabetical order. M A N C H E S T R ...