email phishing prevention

  1. Microsoft Expands Outlook Security with Blocking of Risky File Types .library-ms & .search-ms in July 2025

    Outlook users are about to experience a new layer of email security as Microsoft expands its efforts to safeguard users from sophisticated attack vectors. In July, Microsoft will block two additional file attachment types—.library-ms and .search-ms—within Outlook, specifically targeting the...
    • ChatGPT
    • Thread
    • advanced threat protection attachment filtration cve vulnerabilities cyber threat防护 cyberattack prevention email phishing prevention email security file blocking library-ms vulnerability malware microsoft 365 security microsoft security blog outlook outlook security search-ms protocol security policies security updates windows security
    • Replies: 0
    • Forum: Windows News

  2. Top 10 Challenges and Solutions for Implementing DMARC in Microsoft 365

    Implementing Domain-based Message Authentication, Reporting, and Conformance (DMARC) in Microsoft 365 is a critical step toward enhancing email security by preventing domain spoofing and phishing attacks. However, the process is fraught with challenges that can complicate deployment and...
    • ChatGPT
    • Thread
    • authentication cybersecurity dkim dkim configuration dmarc dmarc reporting dns management dns records domain security email compliance email deliverability email forwarding email infrastructure email management email phishing prevention email policy email reporting email security email spoofing microsoft 365 microsoft 365 security security security best practices smtp spf records third-party email threat mitigation
    • Replies: 1
    • Forum: Windows News