blog.barracuda.com/2025/08/04/securing-microsoft-direct-send

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Microsoft Direct Send phishing attacks explained

Barracuda researchers detected a phishing campaign that exploits the Microsoft 365 Direct Send feature to impersonate internal emails and bypass security. Attackers use QR codes in PDF attachments to steal credentials via fake login pages. Learn how to secure your environment and mitigate risks using Barracuda Email Gateway Defense and Microsoft’s new controls.



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Microsoft Direct Send phishing attacks explained

https://blog.barracuda.com/2025/08/04/securing-microsoft-direct-send

Barracuda researchers detected a phishing campaign that exploits the Microsoft 365 Direct Send feature to impersonate internal emails and bypass security. Attackers use QR codes in PDF attachments to steal credentials via fake login pages. Learn how to secure your environment and mitigate risks using Barracuda Email Gateway Defense and Microsoft’s new controls.



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https://blog.barracuda.com/2025/08/04/securing-microsoft-direct-send

Microsoft Direct Send phishing attacks explained

Barracuda researchers detected a phishing campaign that exploits the Microsoft 365 Direct Send feature to impersonate internal emails and bypass security. Attackers use QR codes in PDF attachments to steal credentials via fake login pages. Learn how to secure your environment and mitigate risks using Barracuda Email Gateway Defense and Microsoft’s new controls.

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      Barracuda researchers detected a phishing campaign that exploits the Microsoft 365 Direct Send feature to impersonate internal emails and bypass security. Attackers use QR codes in PDF attachments to steal credentials via fake login pages. Learn how to secure your environment and mitigate risks using Barracuda Email Gateway Defense and Microsoft’s new controls.
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      Barracuda researchers detected a phishing campaign that exploits the Microsoft 365 Direct Send feature to impersonate internal emails and bypass security. Attackers use QR codes in PDF attachments to steal credentials via fake login pages. Learn how to secure your environment and mitigate risks using Barracuda Email Gateway Defense and Microsoft’s new controls.
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