Jonathan Kleinsma, Head of threat research at RiskIQ, discusses the alarming rise of credit card skimming, both at gas pumps and online. He delves into notable cyber heists by the Magecart groups, including the British Airways breach, which left millions exposed. Kleinsma highlights the vulnerabilities in e-commerce and the need for stringent security measures, urging website owners to adopt practices like content security policies to combat these evolving threats. He also sheds light on the dark web's role in the trafficking of stolen credit card information.