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...
January 26, 2024 2:00 PM
In 2023, Cloudflare mitigated 35.7 million malicious requests that targeted Jewish and Holocaust educational websites....
January 09, 2024 2:00 PM
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
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
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 23, 2023 1:32 PM
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
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
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...
August 21, 2023 2:15 PM
We are back with a quarterly update of our Application Security report. Read on to learn about new attack trends and insights visible from Cloudflare’s global network...
August 21, 2023 1:00 PM
Here is a reading list with 2023 trends, what you need to know about attacks, and a guide on how to stay protected using Cloudflare...
July 18, 2023 1:00 PM
Q2 2023 saw an unprecedented escalation in DDoS attack sophistication. Pro-Russian hacktivists REvil, Killnet and Anonymous Sudan joined forces to attack Western sites. Mitel vulnerability exploits surged by a whopping 532%, and attacks on crypto rocketed up by 600%....
April 25, 2023 1:07 PM
Researchers have recently published the discovery of a new DDoS reflection/amplification attack vector leveraging the SLP protocol. Cloudflare expects the prevalence of SLP-based DDoS attacks to rise in the coming weeks...
April 12, 2023 1:49 PM
Learn how the new and improved Network Analytics dashboard provides security professionals insights into their DDoS attack and traffic landscape...
April 11, 2023 1:00 PM
Threat actors kicked off 2023 with a bang. The start of the year was characterized by a series of hacktivist campaigns against Western targets, and record-breaking hyper volumetric attacks...
February 13, 2023 6:37 PM
This was a weekend of record-breaking DDoS attacks. Over the weekend, Cloudflare detected and mitigated dozens of hyper-volumetric DDoS attacks. The majority of attacks peaked in the ballpark of 50-70 million requests per second (rps) with the largest exceeding 71 million rps...
February 02, 2023 6:02 AM
Over the past few days, Cloudflare, as well as other sources, have observed healthcare organizations targeted by a pro-Russian hacktivist group claiming to be Killnet. ...
January 10, 2023 1:00 PM
In Q4, Cloudflare mitigated millions of DDoS attacks. Attack durations increase, volumetric attacks surged, and ransom DDoS attacks persist. Travel & events industries were hit hardest and over 90% of traffic to Chinese Internet properties were L3/4 DDoS attacks. Read more on our...
October 12, 2022 1:00 PM
In Q3, DDoS attacks increased by 111% YoY, Cloudflare auto-mitigated a 2.5 Tbps attack targeting a Minecraft server as multi-terabit scale DDoS attacks become increasingly frequent. Read more in our 2022 Q3 DDoS Report...
September 29, 2022 1:00 PM
Starting today, Free, Pro and Business plans include Rate Limiting rules without additional charges....
