Translation guide
In English, 'white hat' can refer to a literal white-colored hat, or metaphorically to a good or heroic character, especially in cybersecurity (ethical hacker). This guide covers both literal and figurative uses.
He is wearing a white hat.
Literary or technical term for a white hat, sometimes used in contexts like uniforms or formal descriptions. Less common in everyday speech.
A gentleman in a white hat appeared.
Referring to a person who is morally good, a hero, or the 'good guy' in a story or situation.
Literally 'good ball/role', used in contrast to 悪玉 (akudama, villain). Common in fiction and metaphorical contexts.
He is the good guy in this story.
Means 'ally of justice', often used for superheroes or heroic characters. Conveys a strong sense of righteousness.
Loanword from English 'hero'. Widely understood, especially in entertainment contexts.
Referring to a computer security expert who uses hacking skills for defensive or ethical purposes.
Direct loanword from English 'white hat hacker'. Commonly used in IT and security contexts.
He protects corporate security as a white hat hacker.
Means 'ethical hacker'. A more formal or descriptive term, sometimes used in academic or policy discussions.
While 白い帽子 is correct for a literal white hat, it does not carry the figurative meanings of 'good guy' or 'ethical hacker'. Use context-appropriate terms like 善玉 or ホワイトハッカー for those meanings.
善玉 (zendama) is a neutral term for a good character, often used in contrast to 悪玉 (akudama, villain). 正義の味方 (seigi no mikata) implies active championing of justice, closer to 'superhero' or 'defender of justice'.
He fights as a champion of justice.
彼は子供たちにとってヒーローだ。
He is a hero to the children.
Uses the 'good guy' metaphor 善玉 (zendama) combined with ハッカー (hacker). Less common but understandable.
A white hat hacker discovered a vulnerability in the system.
Ethical hackers operate within the bounds of the law.