The assessment is "likely_true" with high confidence based on strong corroborating evidence from multiple sources. A high-authority primary source, a social media post from a co-founder of the Security Alliance (SEAL), directly confirms the core components of the statement: the organization (SEAL), the perpetrators (North Korean actors), and the method (malware involving 'Fake Zoom' tactics). This establishes a solid foundation for the claim's credibility.The specific financial figure of $300 million is not mentioned in the primary source, but it is consistently reported across several other relevant, albeit lower-authority, secondary and tertiary sources. These sources, including a dedicated news article from BitDegree, all explicitly attribute the $300 million loss figure to the Security Alliance. While these sources have lower authority scores, their perfect relevance and consistency on this key detail provide strong support. There is no conflicting evidence among the provided sources; no source disputes the figure or the attribution. The most logical conclusion is that the Security Alliance released this information, which was confirmed in part by its co-founder on social media and reported in full by news outlets.