Over 200 Servers Seized From Local Hosting Provider for Massive Cyberattacks

Dutch law enforcement authorities have dismantled a global botnet that had compromised approximately 17 million devices, neutralizing a significant piece of cybercrime infrastructure. The operation focused on the command-and-control center used to coordinate large-scale cyberattacks across the internet.

The disruption culminated in the seizure of more than 200 servers from a local hosting provider in the Netherlands. These servers acted as the central hub for the botnet, allowing operators to send instructions to millions of infected devices worldwide without the knowledge of the device owners.

The scale of the operation, involving 17 million infected endpoints, represents one of the larger botnet takedowns involving hosting infrastructure. By removing the servers that managed the network, authorities effectively severed the link between the attackers and the compromised hardware.

According to reporting from All About Security, the seized infrastructure was being used to facilitate various forms of cyberattacks, leveraging the distributed nature of the infected devices to mask the origin of the traffic.

A botnet is a network of hijacked computers, smartphones, or internet-of-things (IoT) devices that are controlled as a group. These devices, often referred to as zombies, are typically infected via malware that exploits known software vulnerabilities or utilizes default administrative passwords.

The command-and-control (C2) architecture is the most critical component of such a network. The C2 servers send commands to the infected devices, which then execute tasks such as sending spam emails, stealing data, or participating in a distributed denial-of-service (DDoS) attack.

In a DDoS attack, the botnet directs a massive volume of traffic toward a specific target, such as a corporate website or a government server. This flood of requests overwhelms the target’s bandwidth or processing capacity, rendering the service unavailable to legitimate users.

The seizure of over 200 servers from a single hosting provider highlights a recurring vulnerability in the tech industry: the reliance on third-party hosting to hide malicious activity. Attackers often use legitimate hosting services to deploy C2 servers because these environments provide the high uptime and bandwidth necessary to maintain a connection with millions of bots.

This operation demonstrates the effectiveness of targeting the infrastructure layer rather than attempting to clean individual devices. While 17 million devices remain technically infected, they can no longer receive instructions from the central authority, rendering them inert in terms of coordinated attacks.

The massive number of compromised devices underscores a persistent security gap in the IoT ecosystem. Many smart home devices, industrial sensors, and IP cameras are shipped with minimal security configurations, making them prime targets for automated scanning tools used by botnet operators.

Security professionals emphasize that the proliferation of insecure IoT devices provides attackers with nearly infinite resources for distributed computing. This capacity is often monetized through the sale of booter or stresser services, where clients pay a fee to launch a DDoS attack against a specific target for a set duration.

The takedown on May 30, 2026, serves as a reminder for organizations to implement strict network segmentation for IoT devices. By isolating these devices from critical business systems, companies can prevent a single compromised camera or sensor from becoming an entry point for lateral movement within a corporate network.

Authorities are now analyzing the data recovered from the 200 seized servers to identify the individuals responsible for managing the botnet. This forensic process typically involves tracing payment methods used for the hosting services and analyzing the logs of the C2 communications to find the operators’ true IP addresses.

For the millions of users whose devices were part of this network, the risk remains until the devices are updated or factory reset. Because the malware typically resides in the device’s volatile memory or firmware, a simple reboot may not always remove the infection if the vulnerability remains unpatched.

Industry analysts suggest that as law enforcement increases coordination with hosting providers to identify and seize malicious infrastructure, attackers may shift toward more decentralized C2 models, such as peer-to-peer (P2P) botnets, which lack a single central server to seize.