troubleshooting Question

spam message

Avatar of Kamalasekar Parthasarathy
Kamalasekar ParthasarathyFlag for India asked on
Email ClientsExchangeOutlook
6 Comments2 Solutions535 ViewsLast Modified:
Dear Team,

We received a spam message in all our 10000 users from but unfortunately one of our user had replied to that spam email and this replied email also has been sent to all our users again.

we checked the header of the message who replied and its mentioned To address is

Then how all our users had received that message. we need to investigate on this.. kindly advice
Dave Howe
Software and Hardware Engineer

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