共通 きょうつう かぎ暗号 あんごうでしょう
kyōtsūkagiangōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 共通鍵暗号

1. Symmetric-key cryptography, likely.; Probably symmetric encryption.

Polite
Presumptive
Conjecture
Computing