From package to postinstall payload: Inside the Mastra npm supply chain compromise by Sapphire Sleet
June 19, 2026 update: Microsoft assesses with high confidence that this activity is attributable to Sapphire Sleet, a North Korean state actor that primarily targets the financial sector. The ...
- A new macOS ClickFix campaign uses a fake CAPTCHA page to trick users into installing malware. - It instructs users to paste text into a Terminal command that silently downloads and mounts a ...
Microsoft Threat Intelligence and Microsoft Defender Experts identified a Windows-based cryptocurrency clipper that has affected users since February of 2026. Clipper malware relies on stealing ...
WhatsApp caught and disrupted spear phishing attempts linked to NSO, a spyware firm blacklisted by the US government. Today, we’re asking the court to hold NSO in contempt for violating a permanent ...
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