ツーファクター認証 にんしょうじゃなかったです
tsūfakutāninshōjanakattadesu

Noun
Desu Copula

The polite, past negative form of ツーファクター認証

1. Wasn't two-factor authentication.; Wasn't using two-factor authentication.

Past/Perfective
Negative
Polite
Casual Register
Computing