CybersecurityAI seen as factor enabling hackers, less so for helping defendersRecent data breaches have been reported by a wide range of companies, from banks to utilities to restaurant operators. (Nikkei image)Nikkei staff writersOctober 9, 2026 06:22 JSTTOKYO/SEOUL -- Data breaches globally have leaked personal information for at least 320 million people just since September, according to a Nikkei tally, with at least some cases thought to involve artificial intelligence.