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Welcome to the CrowdSec Blog

Learn more about CrowdSec, our approach to tactical intelligence, and company news.

enhancing web server security with npmplus and crowdsec
Guest Post

Enhancing Web Server Security with NPMplus and CrowdSec

Learn how to enhance your web server security using NPMplus as a Remediation Component for the CrowdSec Security Engine.

Zoey
how to mitigate distributed denial of service (ddos)
Tutorial

How to Mitigate Distributed Denial of Service (DDoS) Attacks

Read along for a general introduction to DDoS as a concept, the different types of DDoS attacks, and how to successfully mitigate them.

Laurence Jones
crowdsec ipdex
Announcement

Introducing the CrowdSec IPDEX: Your Ultimate IP Index

Introducing IPDEX, a simple CLI tool to gather insight about a single IP or a list of IPs using the CrowdSec CTI API.

Kevin Kadosh
how to secure global logistics
Success Story

Mid America Overseas Secures Global Logistics with CrowdSec

Mid America Overseas leverages CrowdSec Blocklists to enable secure and seamless global trade for their vast network of customers.

The CrowdSec Team
safeguarding healthcare with crowdsec
Success Story

Region Östergötland Safeguards Healthcare for 500,000 residents with the CrowdSec Blocklists

Region Östergötland, a leading healthcare provider in Sweden, safeguards the healthcare of 500,000 residents with the CrowdSec Blocklists.

The CrowdSec Team
discover the crowdsec and wazuh integration
Guest Post

Discovering the CrowdSec and Wazuh Integration

Discover how to leverage the CrowdSec and Wazuh integration to centralize CrowdSec alerts into the open source Wazuh SIEM.

Killian Prin-Abeil
protecting foss from ai crawlers with free crowdsec blocklist
Announcement

Protecting FOSS Communities from AI Crawlers with Free CrowdSec Blocklist

Announcing free access to the CrowdSec AI Crawlers Blocklist for all open source projects, to help FOSS communities reduce unwanted traffic from AI bots.

Jona Azizaj
How the CrowdSec WAF Provides a New Level of Insights to the CrowdSec CTI
Data Curation

How the CrowdSec WAF Provides a New Level of Insights to the CrowdSec CTI

Explore how the symbiotic relationship between the CrowdSec WAF and CTI feed delivers a significant step up in crowd-powered detection.

Emanuel Seemann
crowdsec vulntracking report march 2025
Vulnerabilities

CrowdSec VulnTracking Report: March 2025

Discover key insights on emerging CVEs and exploitation attempts in this month’s CrowdSec VulnTracking Report.

Thibault Koechlin
deeptree - crowdsec success story
Success Story

Deeptree Leverages CrowdSec to Protect Their Clients and Infrastructure

Deeptree, a US-based MSP, leverages CrowdSec to enhance their security posture and their ability to protect their clients and infrastructure.

The CrowdSec Team
trinaps chooses crowdsec to ensure security efficiency
Success Story

Trinaps Chooses CrowdSec to Ensure Security Efficiency and Reliability

Learn why Trinaps chooses CrowdSec to strengthen its own security posture and enhance the quality of services it provides to its 827 active customers.

advanced application security with the crowdsec waf
Ambassador Post

Implementing the CrowdSec WAF for Advanced Web Application Security

Transform your Security Engine into a WAF with this get-started guide and learn how to integrate and configure the AppSec Component with NGINX on Debian 12.

Marvin Pascale
how to protect your digital assets against ai crawlers
Announcement

Protect Your Digital Assets Against AI Crawlers

Let’s explore some of the most abusive AI crawler behaviors and learn how to block them using the CrowdSec AI Crawlers Blocklist.

Emanuel Seemann
announcing the release of the multimodal offensive artificial intelligence ebook
Announcement

Multimodal Offensive AI: The Next Frontier in Offensive AI and A Wake-Up Call for Cybersecurity

The Multimodal Offensive AI ebook explores the next evolutionary step of offensive AI. Understand this next evolution of cyber threats and how you can prepare.

Philippe Humeau
how to waste attacker resources and protect applications
Tutorial

How to Waste Attacker Resources and Protect Your Applications in One Go

Discover the power of SpiderTrap Sinkholes combined with CrowdSec in this step-by-step guide to protect your applications and exhaust attackers’ resources.

Laurence Jones
enhance kubernetes security with the crowdsec waf
Tutorial

Enhance Kubernetes Security with the CrowdSec WAF

Learn how to enhance the security of your Kubernetes applications with the CrowdSec WAF, using custom rules to block specific attack vectors.

Hamza Essahely
crowdsec threat forecast blocklist release announcement
Announcement

Block 50% More Attackers with the CrowdSec Threat Forecast Blocklist

Introducing our new Threat Forecast Blocklist. Learn how it works and how it can help you block around 50% more attackers before they even reach your servers.

Emanuel Seemann
the value of preemptively blocking an a cyber attack
Proactive Cybersecurity

The Real Value of Preemptively Blocking a Cyber Attack

Preemptively blocking malicious IPs is not just good for your security posture, it’s also good for your wallet.  In this article, I’ll explain how you can track remediation metrics using your CrowdSec Security Engine and how you can estimate the actual cost savings enabled by the CrowdSec Blocklists. Remediation Component metrics With the release of […]

Emanuel Seemann
post-exploitation behavior detection on windows with crowdsec and sigmahq
Integrations

Improving Post-Exploitation Behavior Detection on Windows with SigmaHQ

Introducing the integration of SigmaHQ into the CrowdSec Security Engine to further improve post-exploitation behavior detection on Windows.

Thibault Koechlin
guide to cost-effective security operations
Announcement

Introducing The CrowdSec Guide to Cost-Effective Security Operations

Reduce cybersecurity costs while boosting efficiency with the CrowdSec Guide to Cost-Effective Security Operations. Learn strategies backed by real-world data!

Jerome Clauzade
crowdsec and suse partnership
Announcement

CrowdSec on SUSE: Enhancing Security with Collaborative Defense

Protect SUSE Linux with CrowdSec’s community-driven Security Engine, open source, behavior-based threat detection with real-time crowdsourced intelligence.

Jean Devaux