Translation guide
A person who uses hacking skills for defensive or authorized purposes, such as testing security systems. In Japanese, this concept is often expressed with loanwords or descriptive phrases.
Referring to a professional who hacks with permission to improve security.
The most common and direct loanword for 'white hat hacker', widely understood in tech contexts.
He is a famous ethical hacker.
A more literal translation using 'ethical' (倫理的). Less common but clear in meaning.
Test corporate security as an ethical hacker.
Literally 'good-guy hacker', a colloquial term sometimes used in media. Not standard in professional settings.
In the movie, the ethical hacker fights the villains.
Explaining what an ethical hacker does, often in a sentence.
A natural way to describe the activity: 'conduct hacking as a security expert'. Avoids direct translation of 'ethical'.
He conducts hacking as a security expert.
Emphasizes authorized access: 'hack with permission'. Useful for clarifying legality.
Directly translating 'ethical hacker' as 倫理的ハッカー is understandable but sounds stiff. ホワイトハッカー is the standard term.
His job is to hack with permission.