1.
information leak; data breach; disclosure of confidential information
The unauthorized release or leaking of confidential, personal, or classified information. A major concern in business, government, and cybersecurity.
情報漏洩が発覚した。
An information leak was discovered.
個人情報の漏洩を防ぐ対策を講じる。
To implement measures to prevent personal information leaks.
社員の不注意による情報漏洩で会社は大きな損害を被った。
The company suffered major losses from an information leak caused by an employee's carelessness.
Composed of 情報 (information) + 漏洩 (leaking, disclosure). A frequently used term in news and business. Common collocations: 情報漏洩を防ぐ (to prevent an information leak), 情報漏洩事件 (data breach incident), 情報漏洩対策 (data leak prevention measures). Japan's 個人情報保護法 (Act on Protection of Personal Information) sets strict requirements for handling personal data. 漏洩 can also be read 漏泄, though {ろうえい} is the standard reading.