7-11 Japan reeling from disaster debut of their 7Pay mobile QR platform, the company PR notes simple hack took advantage of at least 900 accounts in first few days with initial losses at least $500K [Jpn] https://t.co/yfVYU0Dfrt pic.twitter.com/Mdh8chEBER

— Mobile in Tokyo (@Wireless_Watch) July 6, 2019