Cipher Challenge
The Jacksonville Digraph Telegram
A telegram sent from Jacksonville to George P. Raney on 16 November 1876 enciphered its main body as 120 two-letter groups. The clear closing sentence and signature are not included in the payload. Federal cryptanalysis
Source & status
- Origin
- Historical cipher
- Source
- Federal cryptanalysis
- Solution
- Established
Ciphertext
PP YY EM NS NY YY PI MA SH NS YY SS IT EP AA EN SH NS PE NS SH NS MM PI YY SN PP YE AA PI EI SS YE SH AI NS SS PE EI YY SH NY NS SS YE PI AA NY IT NS SH YY SP YY PI NS YY SS IT EM EI PI MM EI SS EI YY EI SS IT EI EP YY PE EI AA SS IM AA YE SP NS YY IA NS SS EI SS MM PP NS PI NS SN PI NS IM IM YY IT EM YY SS PE YY MM NS YY SS IT SP YY PE EP PP MA AA YY PI IT