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Case Study

cyber_Folks protect customers and network with Spamhaus’ enhanced email protection

By integrating [Spamhaus’s real-time blocklists](https://www.spamhaus.com/data-access/real-time-dns-blocklists/) and enabling the sharing of basic email connection data, Polish-based hosting provider, cyber_Folks, has achieved an enhanced, targeted email protection for its customers. Read on to learn more.

News Article

Introducing Deteqtive: Passive DNS, evolved into Passive DNS Intelligence

Introducing Deteqtive: a new passive DNS intelligence platform powered by Spamhaus data, designed to make investigations faster and more intuitive. Deteqtive is rolling out now for early access - find out what's new, why we built it, and how to get started.

Blog

Ways to use passive DNS intelligence: Security Professional

Find out how passive DNS intelligence is helping security professionals easily identify patterns of malicious behaviour on the internet and highlight additional areas of concern.

Blog

What is passive DNS? A beginner’s guide

Find out what passive DNS is, how data is collected and how it can benefit your organization.

Blog

Ways to use passive DNS intelligence: Brand Protection Specialist

Read how passive DNS intelligence can help organizations uncover spoofed domains that can potentially damage their brand reputation.

Blog

Ways to use passive DNS intelligence: Penetration Testers

Passive DNS has the potential to assist various IT security roles, including Penetration Testers. Discover how this tool can help your investigations.

Research

SolarisLoader - A New Malware Loader

In May 2026, Spamhaus’ Cyber Threat Intelligence Unit identified a new malware family in the wild that we track as SolarisLoader distributed by various crack tools. Solaris has been observed delivering a variety of other infamous stealers and loaders, including StealC, XTinyloader and Amadey. Read the full report here.

News Article

A hunting platform, built with the people who hunt

abuse.ch and Spamhaus are developing a new CTI hunting platform designed to address the challenges of running YARA at scale. We’re looking for a small group of experienced YARA rule writers - people who already work in this space and understand the friction we’re aiming to remove. If that sounds like you, read on to learn more about the problems we’re solving and how you can get involved.