GreyNoise

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GreyNoise analyzes internet scanning traffic to identify benign background noise and malicious activity. It helps security teams prioritize true threats by filtering out irrelevant alerts.

Why it matters:

GreyNoise helps security teams understand what internet noise is and isn't a threat.

Details:

GreyNoise collects and analyzes opportunistic scanning and attack traffic seen across the internet. It distinguishes between common business services, benign scanning, and targeted attacks, providing context that helps security analysts focus on real threats, reducing alert fatigue and improving incident response efficiency.

Top Features:

• Identifies internet-wide scanning activity
• Distinguishes between benign and malicious traffic
• Provides context for IP addresses
• Reduces false positives in security alerts
• Integrates with existing security tools

Top Cautions:

• Requires integration into existing security workflows.
• Focuses on opportunistic attacks, not targeted threats.
• May not cover all niche or novel attack vectors.

Who's It For?

Security operations centers (SOCs), threat intelligence analysts, incident responders, and organizations looking to reduce alert fatigue and improve threat prioritization.