Computing term for a clever or unauthorized solution, often involving programming or system manipulation.
このハックを使えば、ログインせずにアクセスできる。
With this hack, you can access it without logging in.
He hacked the game's system.
彼はセキュリティのハックを見つけた。
He found a security hack.
He found a hack to make his work more efficient.
If you use this hack, you can easily change the settings.
Borrowed from English 'hack', used in computing contexts.