Cybersecurity firm Proofpoint has reported on a new and ongoing attack cluster, first observed in early 2025, where threat actors are leveraging counterfeit Microsoft OAuth applications. These malici…
Substack is the home for great culture
Cybersecurity firm Proofpoint has reported on a new and ongoing attack cluster, first observed in early 2025, where threat actors are leveraging counterfeit Microsoft OAuth applications. These malici…