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  • US Government Updates DDoS Guidelines to Enhance Cybersecurity


    SeedTheNet

    The United States government has recently updated its Distributed Denial of Service (DDoS) guidelines on March 2024

    The updated guidelines, released by the Cybersecurity and Infrastructure Security Agency (CISA), provide comprehensive recommendations and best practices to mitigate the impact of DDoS attacks. These guidelines are designed to help organizations across various sectors, including government agencies, private enterprises, and critical infrastructure operators, better defend against and respond to DDoS incidents.

     

    DoS and DDoS A DoS and a DDoS attack are similar in that they both aim to disrupt the availability of a target system or network. However, there are key differences between the two.

    1. DoS Attack: A DoS attack involves a single source used to overwhelm the target system with a flood of traffic or resource-consuming requests. The malicious actor typically uses one computer or a small number of computers to generate the attack. The goal of a DoS attack is to render the target system unavailable to its intended users and deny them access to resources or services.

    2. DDoS Attack: A DDoS attack involves multiple sources. Often, a multitude of compromised computers—known as botnets—are coordinated to launch the attack. Each machine in the botnet sends a flood of traffic or requests to the target system simultaneously to amplify the follow-on impact. Due to the distributed nature of a DDoS attack, defending targeted networks has increased difficulty compared to a DoS attack. The main advantage of a DDoS attack over a DoS attack is the ability to generate a significantly higher volume of traffic, overwhelming the target system’s resources to a greater extent. DDoS attacks can also employ various techniques, such as IP spoofing, which involves a malicious actor manipulating the source IP address and botnets to disguise the origin of the attack and make it more difficult to trace it back to them. In terms of impact, both DoS and DDoS attacks can disrupt the availability of a targeted system or network, leading to service outages, financial losses, and reputational damage.

    image.png.f721ec03e8482d83633cb788e05d665c.png

    DoS and DDoS Attacks Categorized Into Three Technique Types

    1. Volume-Based Attacks: These attacks aim to consume the available bandwidth or system resources of the target by overwhelming it with a massive volume of traffic. The goal is to saturate the network or exhaust the target’s resources, rendering it unable to handle legitimate requests.

    image.png.d176577312d63ae23758eb3bf4096f7a.png

    Source : Taken from the PDF file, rest can be found in the bottom of the post with the PDF Link.

    The updated guidelines underscore the evolving nature of cyber threats and the need for proactive measures to safeguard digital assets and critical infrastructure. By adopting these guidelines and investing in cybersecurity measures, organizations can strengthen their resilience against DDoS attacks and contribute to a more secure cyber landscape.

     

    The guideline can be found here : https://www.cisa.gov/sites/default/files/2024-03/Understanding and Responding to Distributed Denial-of-Service Attacks_508c.pdf


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