2025-04-27
DDoS attacks are surging. In 2025 Q1, Cloudflare blocked +20M attacks (a 358% YoY spike) along with 5.6 Tbps and 4.8 Bpps record-breaking attacks....
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2025-03-18
For Security Week 2025, we are adding several new DDoS-focused graphs, new insights into leaked credential trends, and a new Bots page to Cloudflare Radar. ...
2025-02-10
Cloudflare was recently contacted by researchers who discovered a broadcast amplification vulnerability through their QUIC Internet measurement research. We've implemented a mitigation....
2025-01-27
January 27 marks the International Holocaust Remembrance Day — a solemn occasion to honor the memory of the six million Jews who perished in the Holocaust, along with countless others who fell victim...
2025-01-21
2024 ended with a bang. Cloudflare mitigated another record-breaking DDoS attack peaking at 5.6 Tbps....
December 23, 2024 2:00 PM
In 2024, as elections took place across over 60 countries, the Internet became both a battleground for cyberattacks and a vital platform for democratic engagement....
December 03, 2024 8:43 PM
How significant are Cyber Week shopping days on the Internet? Is it a global phenomenon? Does E-commerce interest peak on Black Friday or Cyber Monday, and are attacks increasing during this time? ...
November 20, 2024 10:00 PM
If we plot the metrics associated with large DDoS attacks observed in the last 10 years, does it show a straight, steady increase in an exponential curve that keeps becoming steeper, or is it closer to a linear growth? Our analysis found the growth is not linear but rather is exp...
November 06, 2024 8:00 AM
Election Day 2024 in the US saw a surge in cyber activity. Cloudflare blocked several DDoS attacks on political and election sites, ensuring no impact. In this post, we analyze these attacks, as well Internet traffic increases across the US and other key trends....
October 23, 2024 1:05 PM
The number of DDoS attacks spiked in the third quarter of 2024. Cloudflare mitigated nearly 6 million DDoS attacks, representing a 49% increase QoQ and 55% increase YoY....
October 23, 2024 1:00 PM
In this post we will describe how we use anomaly detection to watch for novel DDoS attacks. We’ll provide an overview of how we build models which flag unusual traffic and keep our customers safe....
October 02, 2024 1:00 PM
Over the past couple of weeks, Cloudflare's DDoS protection systems have automatically and successfully mitigated multiple hyper-volumetric L3/4 DDoS attacks exceeding 3 billion packets per second (Bpps). Our systems also automatically mitigated multiple attacks exceeding 3 terab...
September 11, 2024 4:00 PM
See how the first 2024 US presidential debate between Kamala Harris and Donald Trump influenced Internet traffic patterns compared to the Biden-Trump debate. We also review email trends and observed attack activity....
July 08, 2024 3:52 PM
Check the dynamics of the 2024 French legislative elections, the surprising election results’ impact on Internet traffic changes, and the cyber attacks targeting political parties...
July 05, 2024 1:24 PM
Here, we explore the dynamics of Internet traffic and cybersecurity during the UK’s 2024 general election, highlighting late-day traffic changes and a post-vote attack on a political party...
July 03, 2024 1:00 PM
How Cloudflare mitigated DDoS attacks targeting French political parties during the 2024 legislative elections, as detailed in our ongoing election coverage...
June 21, 2024 3:25 PM
Discover how UEFA Euro 2024 is shifting Internet traffic patterns during games across Europe with insights into traffic drops and cybersecurity concerns during national team games...
June 10, 2024 3:27 PM
The 2024 EU Parliament election caused declines in Internet traffic during voting and spikes during results announcements, with persistent cyber threats targeting government sites...
June 06, 2024 7:23 PM
The 2024 European Parliament election began in the Netherlands on June 6. Cloudflare mitigated several multi-hour DDoS attacks on Dutch political websites on June 5 and 6...
April 16, 2024 1:00 PM
2024 started with a bang. Cloudflare’s autonomous systems mitigated over 4.5 million DDoS attacks in the first quarter of the year — a 50% increase compared to the previous year. Read the full coverage...
