Set Shield with Check Mark, Spam, Password Protection and Server Security Key Icon. Vector Stock Vector - Illustration of computing, message: 202711662
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![KB3346] Spam emails with a null sender address are not quarantined by ESET Mail Security for Microsoft Exchange Server](https://support.eset.com/storage/IMAGES/en/KB3346/KB3346Fig1-2a.png "KB3346] Spam emails with a null sender address are not quarantined by ESET Mail Security for Microsoft Exchange Server")
KB3346] Spam emails with a null sender address are not quarantined by ESET Mail Security for Microsoft Exchange Server
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