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    Mitigating Phishing Risks in Microsoft 365: Addressing the Threat of Direct Send Abuse

    In a sobering development for the cloud security landscape, new research has exposed how Microsoft 365’s Direct Send feature—a tool primarily designed for seamless internal communication—has become a significant vector for phishing attacks. As organizations of all sizes deepen their reliance on...
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    • Forum: Windows News
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    How Microsoft 365 Direct Send Exploitation Leads to Sophisticated Phishing Attacks

    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...
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    • advanced threat protection cyber threat intelligence cybercrime cybersecurity best practices cybersecurity threats direct send vulnerability email security email spoofing email spoofing prevention it security microsoft 365 organizational security phishing attacks prevent phishing attacks security awareness training security mitigation smart host exploitation spear phishing threat detection
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    • Forum: Windows News
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    Mitigating the Microsoft 365 Direct Send Phishing Attack: A Comprehensive Guide

    Microsoft 365 tenants across the United States have recently become the focal point of a sophisticated, widespread phishing campaign that leverages a rarely-discussed but highly impactful vulnerability in Exchange Online’s Direct Send feature. Security researchers have confirmed that, since May...
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    • authentication bypass ciso cybersecurity direct send vulnerability email filtering email infrastructure email security email spoofing exchange online incident response iocs microsoft 365 microsoft defender phishing threats security best practices security monitoring smart hosts threat hunting threat indicators zero trust
    • Replies: 0
    • Forum: Windows News
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