The most common and most likely answer to this crossword clue is the 6 letter word ENIGMA which also is the latest solution we found used in USA Today in 2018.
Ciphering system cracked by Alan Turing crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| ENIGMA | 100 % | 6 | 
Words with a meaning similar to the clue: Ciphering system cracked by Alan Turing
These words may or may not be a possible solution to this crosswords clue.- captcha
 - decode
 - encode
 - decoding
 - alan mathison turing
 - alan turing
 - crack
 - magnetic
 - decipher
 - deciphering
 - bat boy
 - bishop
 
Crossword Answer definitions
ENIGMA noun- Something or someone puzzling, mysterious or inexplicable.
 - A riddle, or a difficult problem.
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution