Deliveroo , Domino 's and Papa John 's are the food delivery businesses most frequently targeted by cyber attacks , according to research from cybersecurity firm DynaRisk . Hackers often share information and tools to break through protections on food delivery sites , given that card information is usually stored on users ' computers and customers regularly use the same credentials and passwords across the different platforms . As such , DynaRisk CEO Andrew Martin advocates the use of unique and repeatedly updated check - in systems for services which use card information . Using stolen email address and password combinations, hackers are able to gain access to users’ accounts, and often stored card information. Deliveroo was heavily targeted by hackers earlier this year , after account numbers were sold on the dark web .
Deliveroo , Domino 's and Papa John 's are the food delivery businesses most frequently targeted by cyber attacks , according to research from cybersecurity firm DynaRisk . Hackers often share information and tools to break through protections on food delivery sites , given that card information is usually stored on users ' computers and customers regularly use the same credentials and passwords across the different platforms . As such , DynaRisk CEO Andrew Martin advocates the use of unique and repeatedly updated check - in systems for services which use card information . Deliveroo was heavily targeted by hackers earlier this year , after account numbers were sold on the dark web .