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    Questions about exploited SMTP relay

    Hello, I'm using SmarterMail on Windows Server 2008. I changed the SMTP relay from "Nobody" to "Only local users" and in last 2 days I had a large number of outgoing spam messages sent from my server (close to 6.000). This has happened in the past, and setting SMTP relay back to "Nobody" has...
    • batric
    • Thread
    • authentication configuration domains email email relay email settings learning resources local users outgoing email relay relay configuration security server management server security smartermail smtp smtp authentication spam windows server
    • Replies: 4
    • Forum: Windows Server Forums
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