Dixons Carphone said it discovered a massive cyberattack on its processing systems that targeted millions of payment cards and personal data records.

A cyber-attack has brought the websites of both ticket distribution service Ticketfly – and the major venues it services – offline on Thursday.

Earlier this week Israel’s Electric Authority mitigated what officials there are calling a “severe cyber attack.” The Electric Authority is in charge of regulating and overseeing the distribution of electricity in Israel. The State of Israel’s National Infrastructure, Energy and Water Resources Minister Yuval Steinitz disclosed the incident, calling it a virus Tuesday, during closing...