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[8.13] [Redo][8.6-8.13] Highlight that rule exceptions are case-sensitive (backport #4805) #4825

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Feb 19, 2024
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6 changes: 5 additions & 1 deletion docs/detections/add-exceptions.asciidoc
Original file line number Diff line number Diff line change
Expand Up @@ -62,10 +62,12 @@ image::images/rule-exception-tab.png[Detail of rule exceptions tab]
. In the *Add rule exception* flyout, name the exception.
. Add conditions that define the exception. When the exception's query evaluates to `true`, rules don't generate alerts even when their criteria are met.
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IMPORTANT: Rule exceptions are case-sensitive, which means that any character that's entered as an uppercase or lowercase letter will be treated as such. In the event you _don't_ want a field evaluated as case-sensitive, some ECS fields have a `.caseless` version that you can use.
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NOTE: When you create a new exception from an alert, exception conditions are auto-populated with relevant alert data. Data from custom highlighted fields is listed first. A comment that describes the auto-generated exception conditions is also added to the **Add comments** section.

.. *Field*: Select a field to identify the event being filtered.
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[NOTE]
=======
A warning displays for fields with conflicts. Using these fields might cause unexpected exceptions behavior. Refer to <<rule-exceptions-field-conflicts,Troubleshooting type conflicts and unmapped fields>> for more information.
Expand Down Expand Up @@ -178,6 +180,8 @@ image::images/endpoint-add-exp.png[]

. If required, modify the conditions.
+
IMPORTANT: Rule exceptions are case-sensitive, which means that any character that's entered as an uppercase or lowercase letter will be treated as such. In the event you _don't_ want a field evaluated as case-sensitive, some ECS fields have a `.caseless` version that you can use.
+
[NOTE]
======
* Fields with conflicts are marked with a warning icon (image:images/field-warning-icon.png[Field conflict warning icon,13,13]). Using these fields might cause unexpected exceptions behavior. For more information, refer to <<rule-exceptions-field-conflicts, Troubleshooting type conflicts and unmapped fields>>.
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