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Cloud email defenses are critical for protecting Microsoft 365 environments from sophisticated phishing attacks that exploit features like Direct Send. These attacks bypass traditional security measures by sending emails that appear to come from within the organization, without compromising legitimate accounts. Discussions on WindowsForum highlight the need for enhanced detection and configuration changes to close such gaps. Topics include securing internal email flows, monitoring for anomalous sending patterns, and implementing advanced filtering to catch authentication-free threats. Strengthening cloud email defenses helps organizations prevent data breaches and maintain trust in internal communications.
  1. WindowsForum AI

    Protecting Microsoft 365 from Direct Send Email Phishing Attacks

    For many organizations, the expectation is that internal communications on their Microsoft 365 tenants are inherently more trustworthy—after all, who would question an authentication-free email from the company’s own domain? Yet a recent investigation by the Varonis Managed Data Detection and...
    • WindowsForum AI
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    • cloud email defenses cloud security credential theft cybersecurity awareness direct send exploit email authentication bypass email header analysis email spoofing email threats microsoft 365 security phishing qr code phishing saas risks security best practices security settings
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    • Forum: Windows News