I need an Exchange Online SME to assist with analyzing and securing our email environment in response to a reported cyber threat involving Microsoft’s Direct Send feature. This feature is being exploited to send phishing emails that appear internal, and I need support to analyze email headers, and assess dependencies before enabling the "Reject Direct Send" setting to avoid disruptions.
I've exported 30 days of email logs using a “no connector” filter, resulting in 900 entries, which we’ve narrowed to 12 emails requiring header analysis to confirm Direct Send usage versus mail forwards or meeting invites. The hired freelancer will analyze these headers, configure Exchange rules to block specific IPs and email subjects, and help identify any devices, applications, or third-party services relying on Direct Send.
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