What is a cycrytist?

Answer 1

A "cycrytist" appears to be a typographical error or a misinterpretation of the term "cryptist." If you meant "cryptist," it refers to a person who specializes in cryptography, the practice and study of techniques for securing communication and data from adversaries. Cryptists work on developing algorithms, protocols, and systems to ensure data confidentiality, integrity, and authentication.