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June 06, 2024 7:23 PM
Dutch political websites hit by cyber attacks as EU voting starts
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
DDoS threat report for 2024 Q1
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...
January 26, 2024 2:00 PM
Cyber attacks targeting Jewish and Holocaust educational websites surge by 872% in 2023
In 2023, Cloudflare mitigated 35.7 million malicious requests that targeted Jewish and Holocaust educational websites. Today more than ever, it’s important to ensure these websites are protected and available...
January 09, 2024 2:00 PM
DDoS threat report for 2023 Q4
Welcome to the sixteenth edition of Cloudflare’s DDoS Threat Report. This edition covers DDoS trends and key findings for the fourth and final quarter of the year 2023, complete with a review of major trends throughout the year...
November 28, 2023 10:08 PM
Cyber Week: analyzing Internet traffic and e-commerce trends
How significant are Cyber Week 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? These questions are important to retailers and stakeholders around the world. ...
November 24, 2023 3:11 PM
Do hackers eat turkey? And other Thanksgiving Internet trends
Offline for turkey time: Which US states logged off on Thanksgiving Day? Is there a difference between coastal and central states? Do hackers take a Thanksgiving break? Are food delivery services gaining or losing traffic? We answer those questions and more...
October 26, 2023 1:00 PM
DDoS threat report for 2023 Q3
In the past quarter, DDoS attacks surged by 65%. Gaming and Gambling companies were the most attacked and Cloudflare mitigated thousands of hyper-volumetric DDoS attacks. The largest attacks we saw peaked at 201 million rps and 2.6 Tbps....
October 23, 2023 1:32 PM
Cyber attacks in the Israel-Hamas war
Since the October 7 Hamas attack, DDoS attackers have been targeting Israeli newspaper and media websites as well as software companies and financial institutions. ...
October 10, 2023 12:02 PM
HTTP/2 Rapid Reset: deconstructing the record-breaking attack
This post dives into the details of the HTTP/2 protocol, the feature that attackers exploited to generate the massive Rapid Reset attacks, and the mitigation strategies we took to ensure all our customers are protected...
October 10, 2023 12:02 PM
HTTP/2 Zero-Day vulnerability results in record-breaking DDoS attacks
The “HTTP/2 Rapid Reset” attack exploits a weakness in the HTTP/2 protocol to generate enormous, hyper-volumetric DDoS attacks. Cloudflare has mitigated a barrage of these attacks in recent months, including an attack three times larger than any previous attack we’ve observed...