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smart host exploitation
About this tag
This tag covers discussions about the exploitation of Microsoft 365's Direct Send feature in sophisticated phishing campaigns. Topics include how attackers impersonate internal users to bypass security measures, targeting organizations across the United States. The content focuses on the technical exploitation of smart host configurations within Microsoft 365, detailing attack methods and implications for enterprise security. Recurring themes involve email authentication bypass, internal user impersonation, and the abuse of legitimate Microsoft 365 features for malicious purposes. The tag is relevant for IT administrators and security professionals concerned with Microsoft 365 email security and phishing defense.
In recent months, a sophisticated phishing campaign has exploited Microsoft 365's Direct Send feature, targeting over 70 organizations across the United States. This attack method allows cybercriminals to impersonate internal users and deliver phishing emails that bypass traditional security...