Over the past several months, Microsoft has observed a mature subgroup of Mint Sandstorm, an Iranian nation-state actor previously tracked as PHOSPHORUS, refining its tactics, techniques, and procedures (TTPs). Specifically, this subset has rapidly weaponized N-day vulnerabilities in common enterprise applications and conducted highly-targeted phishing campaigns to quickly[…]

Today, Microsoft is excited to announce that we are shifting to a new threat actor naming taxonomy aligned to the theme of weather. The complexity, scale, and volume of threats is increasing, driving the need to reimagine not only how Microsoft talks about threats but also how we[…]

This blog post is part of the Microsoft Intelligent Security Association guest blog series. Learn more about MISA.  Global supply chains face a broad range of risks, from physical threats to cybersecurity threats. Sharing information with suppliers is essential for the supply chain to function effectively, but it creates significant[…]