10 Best FREE DDoS Attack Tools Online (2023)

That Hackers Don’t Want You to Know About!

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In the ever-evolving landscape of cybersecurity, Distributed Denial of Service (DDoS) attacks continue to pose a significant threat to businesses and organizations worldwide.

With the increasing number of connected devices and the expanding reach of the internet, it has never been more critical to be aware of the tools that hackers use to carry out these devastating attacks.

That’s why we’ve compiled a list of the “10 Best FREE DDoS Attack Tools Online for 2023: That Hackers Don’t Want You to Know About!” This article will shed light on the various DDoS attack tools available, their features, and how they can be used to protect your network and strengthen your defenses against malicious cyber threats.

Stay ahead of the game and arm yourself with the knowledge to counter these powerful tools in the hands of cybercriminals.

1. HOIC (High Orbit Ion Cannon)

HOIC is an open-source DDoS attack tool designed to target multiple URLs simultaneously. With the ability to attack up to 256 websites at once, HOIC enables users to generate a significant amount of traffic, overwhelming targeted servers.

Platform: Windows
Free trial: Download for free
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Key Features:

HOIC can simultaneously target up to 256 websites, allowing for more extensive testing and attack simulations.
It features adjustable settings, enabling users to customize the intensity and duration of the attack.
HOIC can be used in conjunction with other DDoS tools for multi-vector attack simulations.

2. Sucuri

Sucuri uses advanced technologies like Web Application Firewall (WAF) and Intrusion Prevention System (IPS) to protect against DDoS attacks. This tool constantly monitors website traffic and rankings while enhancing website performance.

Platform: Windows
Free trial: 30 days
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Key Features:

Their Web Application Firewall (WAF) and Intrusion Prevention System (IPS) provide advanced protection against DDoS attacks across multiple layers.
Sucuri constantly monitors and updates server rules and patch updates, ensuring your website remains secure.
The Protect Page Feature allows you to enable additional security measures on sensitive pages, such as password protection, CAPTCHA, and two-factor authentication (2FA).

3. HTTP Unbearable Load King (HULK)

HULK is a web server DDoS attack tool designed to generate substantial volumes of traffic at a targeted web server. This open-source tool bypasses cache servers and creates unique network traffic, making it ideal for research purposes.

Platform: Cross-platform
Free trial: Download for free
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Key Features:

HULK uses a combination of randomized request methods, headers, and payloads to bypass caching mechanisms and evade detection.
It can generate a large number of unique requests, making it harder for security systems to identify and block the attack.
HULK can target specific web pages or web applications, allowing for more targeted testing.

4. LOIC (Low Orbit Ion Cannon)

LOIC is an open-source DDoS attack tool that sends HTTP, TCP, and UDP requests to a target server. Designed to test network performance, LOIC enables users to create and execute DDoS attacks against controlled websites.

Platform: Windows
Free trial: Download for free
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Key Features:

LOIC can generate a high volume of TCP, UDP, and HTTP requests to overload the target server.
It features an easy-to-use graphical user interface, making it accessible to users with limited technical knowledge.
LOIC can be used in conjunction with other tools to create a more sophisticated and challenging attack scenario.

5. PRTG Network Monitor

PRTG Network Monitor is an advanced infrastructure management tool that monitors IT infrastructure using technologies like SNMP, WMI, Sniffing, REST APIs, SQL, and more.

PRTG can scan network segments and detect warnings or unusual metrics in your network.

Platform: Linux + Windows
Free trial: 30 days
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Key Features:

Easy and flexible alerting: PRTG Network Monitor offers customizable alerts that can be set up to notify you when there are warnings or unusual metrics in your network.
Multiple User Interfaces: PRTG Network Monitor offers multiple interfaces, including a web interface, desktop app, and mobile app, so you can monitor your network from anywhere.
Network Scanning: PRTG Network Monitor can scan network segments by pinging defined IP ranges to detect devices and interfaces.
Traffic Analysis: PRTG Network Monitor can analyze network traffic using technologies like SNMP, WMI, Sniffing, REST APIs, SQL, and others.
Customizable Dashboards: PRTG Network Monitor allows you to create custom dashboards to monitor specific metrics and data points in your network.
Scalable Architecture: PRTG Network Monitor can monitor networks of all sizes, from small businesses to large enterprises.

6. PyLoris

PyLoris is a network vulnerability testing tool that performs Distributed Denial of Service (DDoS) attacks. This cross-platform tool helps users manage and control concurrent connections by simulating DDoS attacks against web servers.

Platform: Windows, macOS, Linux
Free trial: Download for free
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Key Features:

Pyloris can be configured with custom settings to mimic various types of DDoS attacks.
It can target specific endpoints on a web application for a more focused attack.
Pyloris can be used in conjunction with other tools to simulate multi-vector attacks.

7. DDoSIM (DDoS Simulator)

DDoSIM is a DDoS Simulator written in C++ that can be used to create DDoS attacks against a target server on the Linux operating system. The tool helps users gauge a server’s capacity to handle application-specific DDoS attacks.

Platform: Linux
Free trial: Download for free
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Key Features:

DDoSIM supports multiple attack vectors, including TCP, UDP, and HTTP floods.
It can simulate attacks with varying intensity, allowing users to test their systems under different conditions.
DDoSIM can generate detailed reports, which can help users identify weak points in their network infrastructure.

8. RUDY (R-U-Dead-Yet)

RUDY is a simple and user-friendly DDoS attack tool that targets cloud applications by starving available sessions on web servers. The tool automatically browses targeted websites and detects embedded web forms.

Platform: Cross-platform
Free trial: Download for free
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Key Features:

RUDY can be used to target specific URLs or web forms, providing a more targeted attack.
The tool can simulate slow-rate attacks, which are more difficult to detect and mitigate.
RUDY can be run from a command line, making it suitable for automated testing.

9. Tor’s Hammer

Tor’s Hammer is an application-layer DDoS attack tool designed to target web applications and servers. It generates browser-based requests used to load web pages and consumes web server resources.

Platform: Cross-platform
Free trial: Download for free
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Key Features:

Tor’s Hammer can target both HTTP and HTTPS servers, providing a more comprehensive attack simulation.
It supports multi-threading, allowing users to generate a higher volume of traffic.
Tor’s Hammer can be used alongside other DDoS tools to simulate complex, multi-vector attacks.

10. GoldenEye

GoldenEye is a DDoS attack tool that sends HTTP requests to a server. By utilizing KeepAlive messages and cache-control options, it persists socket connections, effectively overwhelming targeted servers.

Platform: Cross-platform
Free trial: Download for free
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Key Features:

GoldenEye allows users to set custom headers and payloads for a more sophisticated attack.
It can be configured to target specific URLs or endpoints, providing a more focused attack.
GoldenEye’s multi-threading capabilities enable users to generate a higher volume of traffic, testing the resilience of their systems.

Conclusion

DDoS attack tools are essential for network administrators and security professionals to test the resilience and performance of their systems.

We must be vigilant in protecting our networks and systems from the threat of DDoS attacks. By utilizing the proper security measures and staying informed about the latest threats and vulnerabilities, we can ensure that our systems remain secure and that our businesses and organizations can continue to operate smoothly.

By using these tools, individuals can identify potential vulnerabilities and take the necessary steps to safeguard their networks against DDoS attacks.

As a reminder, using DDoS attack tools against unauthorized targets is illegal and unethical.

Let us work together to ensure the safety and security of our digital world.