Open Source Alternatives to Greynoise

CrowdSec is an open-source and participative security solution designed to protect your ecommerce website from malicious IPs. Leveraging the power of the crowd, CrowdSec offers advanced real-world Cyber Threat Intelligence (CTI) to enhance your security posture and reduce operational costs.

• Curated Threat Intelligence: Receive ultra-curated data on aggressive IPs, including DDoS, botnets, VPNs, and residential proxies.
• Real-Life Data: Benefit from data collected from real users and servers in production environments, ensuring high-quality intelligence.
• Data Diversity: Join a network of 70,000+ active users across 190+ countries, sharing 10 million signals daily.
• Safeguarded Quality: Utilize methods like reporter trust scores, machine profiling, and cross-checking to prevent false positives and data poisoning.
• Top-Priority Updates: Enjoy daily updates with an average 5% rotation of IPs, ensuring up-to-date protection.
• Plug N’ Play Integration: Easily integrate CrowdSec Blocklists into your infrastructure for immediate benefits and reduced security alerts.
• Boost SOC Efficiency: Turn Crowd-Powered Intelligence into actionable blocklists to maximize SOC efficiency and cut costs.
• Proactive Protection: Block known malicious IPs proactively to minimize downtime, data loss, and regulatory fines.
• Reduce Server Load: Ensure your servers focus on serving customers by blocking offensive IPs.
• Optimize Incident Response: Decrease security alerts by 80%, allowing experts to focus on critical events.

CrowdSec's unique approach leverages the network effect of cyber threat intelligence, making it a top-quality CTI solution. The CrowdSec Security Engine, open-source and infrastructure-agnostic, integrates with popular tools, continuously expanding to enhance data diversity and quality.