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security: Resurgence of a multi‑stage AiTM phishing and BEC campaign abusing SharePoint
Jan 22, 2026
Microsoft Defender researchers reported a resurgence of a multi-stage Adversary-in-the-Middle (AiTM) phishing campaign paired with business email compromise (BEC) that abused SharePoint and targeted multiple organizations in the energy sector, according to a Microsoft Security Blog post.
- Source: Microsoft Security Blog