GreyNoise Intelligence provides real-time, verifiable network threat intelligence to empower defenders in detecting and mitigating attacks on their network edge. By leveraging the world's largest and most advanced deception network, GreyNoise offers insights into malicious scanning and exploitation activity, enabling organizations to respond to threats more effectively. Trusted by over 80,000 users and 400+ global government agencies, GreyNoise is a critical tool for cybersecurity professionals.
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Columns5| Company | Markets | New markets | Momentum | Activity | Expansion score |
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 GreyNoise IntelligenceYou | 0 | 0 | — | 0 | 0 |
Detection Engineer
View postingWashington, DC · last mo.
Customer Experience Specialist - EMEA
View postingLondon, England, United Kingdom · 5mo ago
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Ended
21 IP addresses — all in one network — generated nearly half of all RDP scanning on the internet over 48 hours. The same infrastructure GreyNoise reported on in March, after it vanished overnight. It came back. Then it vanished again.New research: 🔗 https://lnkd.in/eUugdPZG#ThreatIntelligence #RDP #CyberSecurity #GreyNoise #InfoSec #ThreatHunting ...
Active
GreyNoise's 2026 State of the Edge Report is here!A key finding: 52% of remote code execution attempts in H2 2025 came from IPs appearing in GreyNoise for the first time. GreyNoise detected them the moment they showed up. Here's what else stood out.- Palo Alto GlobalProtect absorbed 16.7 million sessions, more than 3.5x Cisco and Fortinet combined. Whether it reflects available tooling, exposed attack surface, or targeted campaigns, this disproportionate concentration warrants investigation.- A ...
ActiveOver 15,000 Four-Faith routers are vulnerable to cyberattacks due to a newly discovered OS command injection vulnerability (CVE-2024-12856), which is being actively exploited.
Threat actors are actively exploiting a critical zero-day vulnerability (CVE-2024-40891) in Zyxel CPE Series devices, allowing command injection attacks.
Palo Alto Networks patched a high-severity authentication bypass flaw in PAN-OS. GreyNoise observed active exploitation attempts targeting this vulnerability.
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