秘密 ひみつ漏洩 ろうえうではありませんでした
himitsurōeudewa arimasendeshita

Noun
Desu Copula

The polite, past negative form of 秘密漏洩

1. Was not a leak of secrets.; Was not a confidentiality breach.

Past/Perfective
Negative
Polite
Formal Register