![Tesco was warned before hack - claim cyber security firms Tesco was warned before hack - claim cyber security firms](https://techmonitor.ai/wp-content/uploads/sites/4/2016/11/Tesco-bank9.png)
Tesco was warned before hack – claim cyber security firms
Reports say dark web chats described the bank as a cash machine
ByReports say dark web chats described the bank as a cash machine
By9,000 customers hit, apology issued as money refunded and online service resumed
By