A distributed denial of service (DDoS) attack is a common and disruptive type of cyberattack aimed at overwhelming a target's online service with excessive traffic.

DDoS attacks differ from Denial of Service (DoS) attacks in that they rely on different IP addresses. In other words, the attack comes from multiple different sources, rather than just one location.

Now with Fastly DDoS Protection’s Attack Insights, security teams gain real-time insights into DDoS events, empowering them to validate mitigation actions and confidently protect applications ...

DDoS traffic analysis can break down the firehose of junk traffic in different ways, including by listing the countries that had the most IP addresses involved in an attack.

According to Cloudflare, this record-setting attack comes amid a dramatic surge in DDoS assaults. In the first quarter of 2025 alone, Cloudflare mitigated 20.5 million DDoS attacks.

The largest DDoS attack during the period was measured at 5.6 terabits per second, but has already been overtaken by an attack on April 24th that was measured at 5.8 terabits per second.

Nothing strikes fear in my heart quite like the phrase 'hypervolumetric DDoS attack'. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. DDoS ...

Anatomy of a VoIP DDoS attack Distributed Denial of Service attacks flood a network with enough fake traffic to crash anything online, like a website, app, or phone service. Legitimate users are ...

DDoS attacks have surged in volume and magnitude in the second half of 2024, according to a new report by Gcore. The cybersecurity firm found that DDoS attacks rose by 56% in H2 2024 compared to H2 ...

The largest distributed denial-of-service (DDoS) attack to date peaked at 5.6 terabits per second and came from a Mirai-based botnet with 13,000 compromised devices.

Security experts have warned of an increase in hyper-volumetric DDoS attacks designed to overwhelm networks, after revealing the largest such effort to date peaked at 5.6 Terabits per second (Tbps).