More than 9.7 million records were stolen in the cyber attack.
The industry has been ordered to create a voluntary code of conduct to improve the safety of users.
Th fast food chain said only a small proportion of customers are affected
More than 9.7 million records were stolen in the cyber attack.
The industry has been ordered to create a voluntary code of conduct to improve the safety of users.
Th fast food chain said only a small proportion of customers are affected