Crossword clues for Cipher 3 letters:NSAOrg. originally named the Cipher BureauSPYWriter in cipher, maybeKEYRequirement for solving a Vigenère cipherKEYWord used to decrypt a cipherNSAU.S. code and cipher grp.NSACipher org.NILCipherKEYA cipher needs oneKEYCipher-solving aidKEYCipher creator's needNSACipher-cracking org.DESBlock cipher developed in consultation with the NSA and demonstrated to be insecure in 1999NSACipher grp.CIPHERDo the mathCIPHERSConverts to codeCIPHERSecret codeCIPHER0, or a codeCIPHERSEnigmatic messagesCIPHERMessage written in a secret codeCIPHEREncryptionCIPHERZxbrgd, probablyCIPHERSBig nothingsCIPHERCoded writingCIPHERGo figureCIPHEROCIPHERGoose eggCIPHERS0 0 0CIPHEREDIn codeCIPHERThing to be crackedCIPHER0CIPHERCoded messageCIPHERSCoded messagesCIPHERSolve by arithmetic.CIPHERWritten codeCIPHERSMonograms.CIPHERNonentityCIPHERSecret writingCIPHERSZerosCIPHERHard-to-read writingCIPHERZeroCIPHERMessage in a codeCIPHERSee 22 AcrossCODINGCipheringDECODERCipher breakerENCODESPuts into cipherENCODINGPutting into cipherCODEDCipheredENCODEDWrote in a cipherDECODERead a cipherENCODECipher "Sighted sub, sank same," say