Detecting Potential Insider Threat: Analyzing Insiders’ Sentiment Exposed in Social Media

Table 1

Three levels in classifying potential threats.

Level (Threat Possibility)	Sentiment Score (s)	Ratio of Negative Tweets (r)
Green (Low)	s >= 0.2	r < 35%
Yellow (Medium)	-0.2 < s < 0.2	r >= 35%
Red (High)	s <= -0.2	r >= 45%