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Q: What is the 'River Delta' analogy used in this paper?A: Comparing the flow of data in an enterprise to a river; the SOC needs to filter the 'sediment' (noise) to find the 'gold' (threats).
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Q: What is the primary limitation of 'Signature-based' detection?A: It can only detect known threats; it fails against zero-day attacks and novel techniques.
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Q: How does 'Behavioral Analytics' differ from signature detection?A: It establishes a baseline of normal activity and flags deviations (anomalies) as potential threats.
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Q: What is the role of 'Big Data' in security analytics?A: It allows for the storage and processing of massive volumes of historical data for long-term trend analysis and hunting.
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Q: What is 'User and Entity Behavior Analytics' (UEBA)?A: Focusing analytics on the actions of users and devices (entities) to detect insider threats and compromised accounts.
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Q: What is the 'DNS Analytics' use case?A: Detecting command and control (C2) traffic and data exfiltration by analyzing DNS query patterns (e.g., DGA domains).
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Q: What is 'Peer Group Analysis'?A: Comparing a user's behavior to that of their peers (e.g., 'other accountants') to identify anomalies.
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Q: Why is 'Context' critical for analytics?A: Without context (asset value, user role), an anomaly is just a statistical outlier; context turns it into a prioritized alert.
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Q: What is the 'Feedback Loop' in analytics?A: Analysts validating alerts to train the machine learning models, improving accuracy over time.
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Q: What is the vision for the 'Future SOC'?A: A highly automated, intelligence-driven center where analytics handle the bulk of detection and analysts focus on complex investigations.
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