不ふ正せいアクセス禁きん止し法ほうふせいアクセスきんしほうMeanings1nounAct on Prohibition of Unauthorized Computer Accessabbreviationlaw›Abbreviation of 不正アクセス行為の禁止等に関する法律. A Japanese law prohibiting unauthorized computer access. Used in legal and IT security contexts.不ふ正せいアクセス禁きん