Threat Report

DDoS Statistical Report for 2021

In 2021, the total attack count and average attack size both fell by 13.32% and 50.00% respectively compared to the figures registered in 2020. Compared to 2020, the maximum attack size increased by 296.62%, with the maximum attack size clocking in at 699.20 Gbps. Besides, ASN-level Communications S..

DDoS Statistical Report for 2021

DDoS Threat Report 2021 Q3

Q3 saw a notable trend in which attackers launched DDoS attacks at single targets within a CSP, attributing an attack size increase of 544% QoQ and 232% YoY. Over 55% of attacks focused on hitting a specific service with high volumes of traffic simultaneously, and according to ... Learn More

DDoS Threat Report FHY 2021

Small bit-and-piece DDoS attacks boomed by 233% in the first half of 2021. As the pandemic carried on into 2021, hackers experimented with new attack patterns to avoid signature-based detection. More than 99% of all DDoS attacks were smaller than 10Gbps, as we had predicted in ... Learn More

Annual Threat Report 2020

This annual report is to review a year that was defined by arguably the worst pandemic the world has seen in 100 years. We look back at some of the key insights, findings and trends covered in our previous quarterly reports, and how COVID-19 impacted not only cybersecurity, but ... Learn More

DDoS Threat Report 2020 Q3

The increase in online gaming attracted attention from attackers, resulting in nearly 77% of cyber attacks targeting online gaming and gambling industries in Q3 2020. More than a third of these entertainment attacks focused on online gaming targets. Nexusguard analysts also ... Learn More

DDoS Threat Report 2020 Q2

A shift in attack tactics by perpetrators in Q2 2020, saw a 570% increase in bit-and-piece attacks compared to the same period last year. Attackers adopted a more elaborate practise of bit-and-piece attacks to launch various amplification and UDP-based attacks to flood target ... Learn More

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. While working from home has become the new norm due to COVID-19 pandemic restrictions, heavy use and reliance of online services has given rise ... Learn More

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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