Stop Spoofing Yourself! Disabling M365 Direct Send
Summary
This article discusses the security risks associated with Microsoft 365's Direct Send feature, which allows internal applications to send emails without proper authentication, making them vulnerable to spoofing. It offers guidance on how to disable this feature to enhance email security.
IFF Assessment
FOE
The article highlights a feature that can be exploited for spoofing attacks, making it bad news for defenders who need to protect against such threats.
Defender Context
Defenders should be aware of the potential for email spoofing when M365 Direct Send is enabled and consider disabling it. This is particularly relevant in organizations that utilize internal applications for sending emails, as misconfiguration can lead to phishing and other social engineering attacks.