The Treasury is investigating a possible cyberattack that may have exposed the data of 47 million citizens

BarcelonaH4ckmanac, a Twitter account specializing in cybersecurity alerts, announced on Monday that a malicious actor has put up for sale a database containing complete information on 47.3 million Spanish citizens. According to this group, the malicious actor operates under the name HaciendaSec and has exposed data ranging from national identity card (DNI) and tax identification number (NIF) numbers, full names, addresses, telephone numbers, email addresses, and bank details such as IBAN numbers, to tax-related financial information. Sources at the Ministry of Finance explain that, for the moment, there is "no indication" of having suffered a cyberattack, but that security officials are analyzing the situation to rule it out. According to this website, the attack allegedly occurred on January 31st and is "pending verification." The same portal also pointed to a possible cyberattack on the Ministry of Science, also pending validation, by a hacker under the pseudonym GordonFreeman.