Thousands of online shops compromised for credit card theft

Almost 6,000 online shops have been compromised by hackers who added specially crafted code that intercepts and steals payment card details.These online skimming attacks were first discovered by Dutch researcher Willem de Groot a year ago. At that time, he found 3,501 stores containing the malicious JavaScript code. However, instead of getting better, the situation is increasingly worse.By March the number of infected shops grew by almost 30 percent to 4,476, and by September, it reached 5,