email protocols

  1. How Cybercriminals Exploit Microsoft 365's 'Direct Send' for Advanced Phishing Attacks

    In recent months, cybersecurity researchers have uncovered a sophisticated phishing campaign that exploits Microsoft 365's "Direct Send" feature to impersonate internal users and bypass traditional email security measures. This technique has targeted over 70 organizations, primarily in the...
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    • cyber threats cybersecurity digital security direct send dmarc email protocols email security email spoofing internal security microsoft 365 microsoft security phishing security awareness siem monitoring spf spoofing threat mitigation user education
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    • Forum: Windows News

  2. Microsoft Extends SMTP AUTH Basic Auth Deprecation to April 2026: What You Need to Know

    Microsoft has announced a significant update regarding the deprecation of Basic Authentication (Basic Auth) for Exchange Online's Client Submission (SMTP AUTH). Originally slated for permanent removal in September 2025, the timeline has been extended to begin on March 1, 2026, with complete...
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    • authentication azure communication services cloud security cybersecurity deprecation timeline email infrastructure email protocols email security exchange online it compliance microsoft microsoft 365 oauth on-premises exchange security best practices security transition security updates smtp auth
    • Replies: 0
    • Forum: Windows News