The glossary below contains many of the terms you will find in common use throughout the Symantec Security Response website. Please refer to this list to find definitions of terms and answers to other Internet security-related questions.

Noticeable Activity Threshold anomalous sensor alerting model

This threshold is pierced whenever three sensors are in an anomalous state for two hours. It is the minimum threshold for an automated alert from Symantec Deepsight Threat Management System Notifications using the Anomalous sensor alerting model. It may trigger false positive alerts.