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  1. What is a distributed denial-of-service (DDoS) attack?

    What is a DDoS attack? A distributed denial-of-service (DDoS) attack is a malicious attempt to disrupt the normal traffic of a targeted server, service or network by overwhelming the target or its …

  2. Denial-of-service attack - Wikipedia

    Diagram of a DDoS attack. Note how multiple computers are attacking a single computer. In computing, a denial-of-service attack (DoS attack; UK: / dɒs / doss US: / dɑːs / daas[1]) is a cyberattack in which …

  3. What is a DDoS Attack? DDoS Meaning, Definition & Types | Fortinet

    Learn about DDoS Attack meaning, attack types, and examples. DDoS Attack means "Distributed Denial-of-Service (DDoS) Attack " and it is a cybercrime in which the attacker floods a server with …

  4. What is DDoS(Distributed Denial of Service)? - GeeksforGeeks

    Jul 12, 2025 · DoS Stands for Denial of service attack. DDoS Stands for Distributed Denial of service attack. In Dos attack single system targets the victim system. In DDoS multiple systems attack the …

  5. What Is a DDoS Attack? - Cisco

    What Is a DDoS Attack? Distributed-denial-of-service (DDoS) attacks are sophisticated attacks designed to flood the network with superfluous traffic. A DDoS attack results in either degraded network …

  6. What Is a DDoS Attack? | Microsoft Security

    A distributed denial-of-service (DDoS) attack targets websites and servers by disrupting network services. Learn about DDoS attacks and how to prevent them.

  7. Understanding DDoS attacks: a comprehensive guide - ESET

    Dec 11, 2025 · DDoS attacks are loud, disruptive cyberthreats designed to crash services. Learn how they work and how to protect yourself from digital overload.

  8. What Is a DDoS Attack? Mitigation & Protection | CrowdStrike

    What is a DDoS Attack? DDoS, short for distributed-denial-of-service, is a cyberattack that attempts to interrupt a server or network by flooding it with fake internet traffic, preventing user access and …

  9. What is a DDoS Attack? Understanding Flood-Based Cyber Threats

    Dec 11, 2025 · DDoS attacks are on the rise. Check out different types of flooded attacks, how to identify them, and methods to prevent these attacks.

  10. What Are DDoS Attacks? Types, Risks, and Detection Strategies

    Dec 3, 2025 · What Is A DDoS Attack? A Distributed Denial of Service (DDoS) attack is when someone tries to take down a website or online service by sending it way more traffic than it can handle. …