The COVID cold chain is a component of the vaccine supply chain that preserves vaccines in temperature-controlled environments during storage and transportation. The identity of the attackers remains unknown. The attackers went after the European Commissions Directorate-General for Taxation and Customs Union, along with organizations within the energy, manufacturing, website creation and software and internet security solutions sectors. The goal of the attack was to gather credentials that would allow much wider access to the research and other transport infrastructure data. The Cybersecurity and Infrastructure Security Agency has already warned of possible campaigns using this exact vector.”]