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QRadar: Emails sent via Amazon AWS SMTP server fail with "554 Message rejected: Email address is not verified."

Troubleshooting


Problem

A QRadar system is configured to route emails via an Amazon AWS SMTP relay server. When QRadar attempts to send an email as a rule response or other notification it fails with the following message printed in the maillog:

<Timestamp> <QRadar hostname> postfix/smtp[]: : to=<DestinationEmailAddress>, relay=<AWSRelayServerHostname>[<AWSRelayServerIPAddress>]:<portNumber>, delay=0.22, delays=0.06/0.01/0.08/0.07, dsn=5.0.0, status=bounced (host <AWSRelayServerHostname>[<AWSRelayServerIPAddress>] said: 554 Message rejected: Email address is not verified. The following identities failed the check in region <RegionIdentifier>: <QRadarEmailAddress> (in reply to end of DATA command))

Document Location

Worldwide

[{"Type":"MASTER","Line of Business":{"code":"LOB77","label":"Automation Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSV4BL","label":"IBM QRadar"},"ARM Category":[{"code":"a8m0z000000cwtrAAA","label":"Rules"}],"ARM Case Number":"TS018055921","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All Versions"},{"Product":{"code":"SSTZMA","label":"QRadar Appliance Hardware"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]

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Document Information

Modified date:
02 April 2025

UID

ibm17229881

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