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Sapphire Sleet

Every article that identifies Sapphire Sleet as responsible for or connected to reported activity.

Supply ChainInfosecurity Magazine·2 months ago

Microsoft Attributes Mastra AI Supply Chain Attack to North Korea

Microsoft security researchers have attributed a supply chain attack against Mastra to North Korean threat actor Sapphire Sleet, marking another instance of state-sponsored targeting of AI-related infrastructure. The attack demonstrates continued efforts by adversaries to compromise software supply chains as a vector for broader compromise.