Want to improve the security of your ecommerce website?

Learn how
Advanced Threat Intelligence for WordPress Protection: ShieldPRO and CrowdSec Story
Use Case

Advanced Threat Intelligence for WordPress Protection: ShieldPRO and CrowdSec Story

ShieldPRO joins forces with CrowdSec to boost protection and prevention of attacks for their members, through signal sharing and a community blocklist tailor-made for WordPress.

How to Protect Your Microsoft Exchange 2019 Server with CrowdSec
Tutorial

How to Protect Your Microsoft Exchange 2019 Server with CrowdSec

Follow this step-by-step guide on installing CrowdSec on a Microsoft Exchange server to better protect against common cyberattacks and new threats.

Say Hello to the New Releases on the CrowdSec Console
Product Updates

Say Hello to the New Releases on the CrowdSec Console

We just released a new version of the CrowdSec Console with new features for your instances management, improvements in user experience, and bug fixes. Learn all about them in this article!

CrowdSec CTI integrations: TheHive – MISP – OpenCTI
Product Updates

CrowdSec CTI integrations: TheHive – MISP – OpenCTI

CrowdSec offers the largest detection network in the world thanks to a collaborative community and being easily integrated almost anywhere. Discover 3 integration examples that have helped boost CrowdSec’s network and detailed database on attacks.

Background Noise Filter is Now Available in CrowdSec Console
Product Updates

Background Noise Filter is Now Available in CrowdSec Console

Save time and avoid Alert Fatigue with the new Background Noise filter available in the CrowdSec Console for all premium users.

The HAProxy Bouncer is out!
Product Updates

The HAProxy Bouncer is out!

We just released the HAProxy Bouncer which brings you features such as support of Stream Mode, captcha remediations (reCaptcha V2), ban template and redirection location. Discover all about this new feature and use the guide provided to install the bouncer.

CrowdSec announces €14M in Series A funding  to combat cybercrime
Announcement

CrowdSec announces €14M in Series A funding to combat cybercrime

We are happy to announce that CrowdSec has closed a €14M Series A round led by Supernova Invest and accompanied by CrowdSec’s historic investor, Breega. Our ambition with this round is to combat cybercrime by strengthening our position as the world’s largest crowdsourced CTI network in the world.

MeshCentral bouncer implementation in NodeJS
Tutorial

MeshCentral bouncer implementation in NodeJS

In the article we discuss how we quickly implemented a CrowdSec bouncer into MeshCentral, a NodeJS/ExpressJS application by using the CrowdSec-provided express-bouncer package on NPM as a starting point.

Saving Resources with CrowdSec
Guest Post

Saving Resources with CrowdSec

CrowdSec is not just about security. As it turns out, if you’re able to block attacks so your server doesn’t have to deal with them, you’ll also save CPU as this article will show you.

Suricata vs CrowdSec
Tutorial

Suricata vs CrowdSec

Check how to combine Suricata and CrowdSec for a better security of your assets.

How to process 2.6 billion daily events with CrowdSec?
Use Case

How to process 2.6 billion daily events with CrowdSec?

At CrowdSec, we like challenges. And one of them is high logs volume processing to protect web infrastructures with larger traffic. In this article, we will see how to achieve high performance in log processing and push limits with horizontal scaling.

CrowdSec is going to Black Hat 2022: come say hello and win prizes
Announcement

CrowdSec is going to Black Hat 2022: come say hello and win prizes

Las Vegas in August is the best place to meet almost every cybersecurity professional or a company rep, thanks to 3 significant events happening over one week. This year CrowdSec is going to Vegas; read the article to learn why it is important to us and why you might want to meet us there.

Announcing CrowdSec 1.4: what’s new?
Product Updates

Announcing CrowdSec 1.4: what’s new?

We are very happy to announce the release of CrowdSec 1.4: Windows support, client authentication via certificates, dynamic decision time, easier configuration, and a ton of improvements. Check out what’s new in this article.

Installing and configuring CrowdSec into Cloudflare
Tutorial

Installing and configuring CrowdSec into Cloudflare

Cloudflare is a CDN (a global network for distributing web content) that provides various services that among other things allow you to manage DNS zones, distribute web content, secure applications and infrastructure. There are several subscription types available. Today I will show what is achievable using Cloud flare’s free plan. CrowdSec is a FOSS security […]

Integrating CrowdSec with Firewall appliances
Tutorial

Integrating CrowdSec with Firewall appliances

The majority of modern IT infrastructures already includes some form of the security appliance. Our users requested some way to integrate CrowdSec at the appliance level, within their pre-existing ecosystem. In this article, we’ll show you how to make it happen, using the new crowdsec-blocklist-mirror component.   Overview Leveraging the firewall’s ability to pull IP blocklists […]

CrowdWall, a tough Firewall for 50€ – Part 3: set up a canary device with CrowdSec
Tutorial

CrowdWall, a tough Firewall for 50€ – Part 3: set up a canary device with CrowdSec

Welcome to the third and final part of our trilogy where the goal is to inspire and show you how to create a very efficient firewall to secure home network or your small business, which offers a serious level of security, at low cost. The first part focuses on selecting hardware and installing the base […]

DDoS Attack Mitigation using CrowdSec
Tutorial

DDoS Attack Mitigation using CrowdSec

DDoS attacks are a very popular way for cybercriminals to attack you to hurt you or your business. Depending on which kind of DDoS attack we’re talking about, CrowdSec may be able to help you out.

How to monitor cyber threats on your servers with CrowdSec Console
Tutorial

How to monitor cyber threats on your servers with CrowdSec Console

This article covers CrowdSec Console, a web interface with actionable data to visually explore threats, alerts, and remediation decisions. See how to get started with CrowdSec Console and get an instant overview of any IP suspicious activity on your services.

CrowdWall, a Tough Firewall for 50€ – Part 2: The Software Stack
Tutorial

CrowdWall, a Tough Firewall for 50€ – Part 2: The Software Stack

Welcome to the second part of our trilogy where the goal is to inspire you to create a very efficient firewall to protect your remote work environment, family, or your small business, which offers a serious level of security, at a low cost. Have you not yet read the first part that focuses on selecting […]

Hackers Without Borders and CrowdSec sign a partnership to serve civil society
Announcement

Hackers Without Borders and CrowdSec sign a partnership to serve civil society

Geneva, June 14, 2022 – The NGO Hackers Without Borders (HWB) has just signed a promising partnership with CrowdSec, the editor of an open-source cyber defense solution. This partnership aims to make security accessible to the largest number of people by offering a more modern and collaborative approach thanks to an open-source tool (under MIT […]

CrowdSec – not your typical Fail2Ban clone
CrowdSec

CrowdSec – not your typical Fail2Ban clone

Fail2Ban is great! While it’s not wrong that CrowdSec can be used as an alternative to Fail2Ban for ssh brute force protection, it’s not the entire truth either. Don’t get me wrong; Fail2Ban is a fantastic tool to enable. Without Fail2Ban there wouldn’t have been any CrowdSec either. The majority of CrowdSec’s founders used to […]