Viewing data from Arc
The data Arc acquires can be viewed in different places, and in different formats.
Nodes discovered
You can view nodes by their capture device:
- In capture_device field
contains
arc
, check that the - In Queries, with the term:
nodes | where capture_device include? arc
Asset view information sources
When Arc asset detections populate a field, an Arc dedicated source is used. When Arc uses network monitoring to discover nodes, the source will show as passive. See Nodes discovered.
Node points
When Smart Polling is not enabled, all node points come from Arc. When both Arc and
Smart Polling are active in Guardian, you can find nodes that are from Arc:
- In
- In Queries, with the term:
node_points | where source.type == arc
Dedicated alerts
In addition to the standard alerts, the alerts shown below come only from Arc:
SIGN:SIGMA-RULE
SIGN:MALICIOUS-HID
SIGN:USB-DEVICE
SIGN:USB-FILE-TRANSFER
Users field in alerts
Alerts that are generated from Arc, or involve a node hosting Arc, include information about the logged users. In case of SIGN:SIGMA-RULE alerts, the user associated to the process triggering the Sigma rule is used.