分散 ぶんさんDoS攻撃 こうげきじゃありませんでした
bunsankōgekijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 分散DoS攻撃

1. Was not a distributed denial-of-service attack.

Past/Perfective
Negative
Polite
Terminal Form
Computing