Cryptographer (noun)

1. A person who specializes in the study of cryptography, or the practice of creating and deciphering codes and ciphers.
2. A specialist in the field of cryptography, or the practice of securing communication by encoding and decoding messages.

Origin:

From the greek kryptós, meaning "hidden," and graphein, meaning "to write.".

Examples:

1. The cryptographer was able to crack the code and reveal the message.
2. In World War II, Alan Turing was one of the most important cryptographers working for the Allies.
3. The government employs a team of cryptographers to protect classified information.
4. Cryptographers must constantly develop new encryption methods to stay ahead of hackers.
5. The ancient Egyptians were among the first known cryptographers, using hieroglyphs to encode secret messages.