Naval Group, France’s largest shipbuilder, has allegedly suffered a major hacker attack. Researchers believe that a data sample that attackers shared online contains real details. The company is heavily involved in the country’s defence sector. A threat actor announced the supposed Naval Group data breach on a popular data leak forum. According to the attackers, they have accessed combat management systems (CMS) used by France’s submarines and frigates. Interestingly, attackers don’t seem to be interested in selling the data, as data leak forum users often do. Instead, they’re looking to extort Naval Group by threatening to leak the data. According...