Microsoft warns that financially-motivated threat actors are using OAuth applications to automate BEC and phishing attacks, push spam, and deploy VMs for cryptomining. OAuth (short for Open ...

Proofpoint observed campaigns impersonating trusted brands like SharePoint and DocuSign with malicious OAuth applications to get into Microsoft 365 accounts. Threat actors have cooked up a clever way ...

Cybercriminals are promoting malicious Microsoft OAuth apps that masquerade as Adobe and DocuSign apps to deliver malware and steal Microsoft 365 accounts credentials. The campaigns were discovered by ...

Microsoft Corp. on Tuesday detailed three hacking campaigns that made use of OAuth, a technology commonly used to let workers log into business applications with their Microsoft and Google accounts.