Threat Report

DDoS Threat Report 2020 Q1

In the first quarter of the year, DDoS attacks rose more than 278% compared to Q1 2019 and more than 542% compared to the last quarter. Researchers attribute the sharp rise in incidents to malicious efforts during the COVID-19 pandemic, causing DDoS attacks to interrupt service for large companie..

DDoS Threat Report 2020 Q1

DDoS Threat Report 2019 Q4

An unprecedented concentration of DDoS attacks on US networks was observed, with more than 1,000 victims identified in various states. Whether motivated by politics, profiteering, crime or other malicious purposes, attacks were frequent and impactful. What’s more, with the ... Learn More

DDoS Threat Report 2019 Q3

DNSSEC (Domain Name System Security Extensions) remain the main driver of growth of DNS amplification attacks in the quarter, yet our analysts have detected a sharp and concerning rise in TCP SYN Flood attacks. TCP SYN Flood is not a new method, but findings indicate that ... Learn More

DDoS Threat Report 2019 Q2

DNS amplification attacks swelled in Q2 2019, with the amplified attacks spiking more than 1,000% compared with Q2 2018. Nexusguard researchers attributed Domain Name System Security Extensions (DNSSEC) with fueling the new wave of DNS amplification attacks, which accounted for ... Learn More

DDoS Threat Report 2019 Q1

Despite the earlier FBI crackdown, the DNS amplification types of DDoS attacks continued to be a favorite of DDoS-for-hire websites, soaring more than 40 times their volume compared to last quarter. The resurgence of DDoS-as-a-service and the growing botnets reinforce the ... Learn More

DDoS Threat Report 2018 Q4

More than 90 percent of DDoS attacks rated smaller than one Gbps in size. “Bit-and-piece” attacks continued from last quarter into Q4, employed in many campaigns regardless of the vector utilized. Bit-and-piece attacks beat detection thresholds in that the targeted IP address ... Learn More

DDoS Threat Report 2018 Q3

The quarterly report, which measures thousands of DDoS attacks around the world, showed Communications Service Providers (CSPs) were targeted by 65.5 percent of DDoS attacks in Q3, given their extensive networks enabling access to tenants’ assets. Attackers were found to have ... Learn More

DDoS Threat Report 2018 Q2

In the quarter we saw an increase in both the average and maximum size of attacks over Q4 2017, and our insecure cyberworld became a target-rich battlefield: The 2018 FIFA World Cup came under attack, while cryptocurrency-related businesses continued to be targeted. DDoS attacks ... Learn More

DDoS Threat Report 2018 Q1

Looking at the historical landscape clearly shows cyber perpetrators dogged pursuit of stronger firepower. Two waves of amplification attacks have come to the forefront recently: The first wave consisted of DNSSEC Amplification attacks observed in our Q4 2017 Threat Report, ... Learn More

DDoS Threat Report 2017 Q4

The quarterly report, which measured thousands of attacks from around the world, attributes the skyrocketing attacks to servers enabled with Domain Name System Security Extensions (DNSSEC), a significant new risk if not properly configured. Learn More

DDoS Threat Report 2017 Q3

A significant rise in network time protocol (NTP) amplification attacks – 10 times more than the same period in last year. Learn More

DDoS Threat Report 2017 Q2

UDP-based (user datagram protocol) attacks increased by 15 percent this quarter, targeting hijacked devices connected to the Internet of Things (IoT). Learn More

DDoS Threat Report 2017 Q1

During Q1 2017, application-layer attacks like HTTP GET/POST Flood predominated, overtaking volumetric-based attacks. Learn More

DDoS Threat Report 2016 Q4

Emerging vulnerabilities are constantly being uncovered in both IoT devices already deployed and new ones coming to market, thus surely presaging a growing number of future botnet infections. Blended attacks consisting of DDoS and hacking activities were predominantly aimed at ... Learn More

DDoS Threat Report 2016 Q3

In Q3 2016, reflection-based DDoS attacks decreased, while botnets picked up more headlines. The quarter did, however, see a few notable DDoS attacks that made international news: one targeting Brian Krebs, a journalist covering the cybercrime beat, and another hitting OVH, an ... Learn More

DDoS Threat Report 2016 Q2

With an 83% increase in attacks over the previous quarter, Q2 2016 has been rather active. For starters, there was an all-out, relentless two-day assault on a Russian telecom targeting 51,630 IPs on the Starlink network (note the big spike in the diagram below). The information ... Learn More

DDoS Threat Report 2016 Q1

Q1 2016 has been incredibly interesting. New reflection services have been discovered, companies have increasingly become targets, and unexpectedly, the Number One target for DDoS attacks was DDoS researchers themselves. When analyzing our honeypot data, it came as no surprise ... Learn More

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DDoS Threat Report 2020 Q1

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DDoS Threat Report 2020 Q1

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DDoS Threat Report 2019 Q3

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DDoS Threat Report 2019 Q1

DDoS Threat Report 2018 Q4

DDoS Threat Report 2018 Q3

DDoS Threat Report 2018 Q2

DDoS Threat Report 2018 Q1

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DDoS Threat Report 2017 Q3

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DDoS Threat Report 2016 Q3

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DDoS Threat Report 2016 Q1

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