Injustice
Dishonest, Unauthorized
noun, な adjective
When you have something that's not correct, you have no justice. In fact, you have injustice. Just imagine yourself being put in an unjust situation, and think about how not correct it is. It's probably dishonest and unauthorized too.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
不正にアクセスする
to access fraudulently
不正にコピーする
to copy illegally
不正に入手する
to obtain illegally
不正アクセス
unauthorized access
不正ログイン
an unauthorized login
不正サイト
a malicious website, a fraudulent website
不正なアクセス
unauthorized access
不正なプログラム
malware
不正なデータ
fraudulent data
これは不正サイトです。
This is an unauthorized site.
大切なデータに不正なアクセスがあった。
There was unauthorized access to important data.
不正にログインがありました。
There was an unauthorized login.