Who can stop them? Newegg was hacked by Magecart.
After we reported that Feedify was also hacked by a dangerous hacker group known as the Magecart group, Newegg has also found itself victim. The Magecart group was also responsible for the hacking of Ticketmaster and British Airways. It seems that all of these attacks utilized the same code.
At this time, it is not known how many credit cards were stolen and the advice is that if you used your credit card during the aforementioned timeframe, you should immediately cancel your credit card.