April 12, 2022 1:12 PM
Welcome to our first DDoS report of 2022, and the ninth in total so far. This report includes new data points and insights both in the application-layer and network-layer sections — as observed across the global Cloudflare network between January and March 2022...
March 08, 2022 3:22 PM
A zero-day vulnerability in the Mitel MiCollab business phone system has recently been discovered (CVE-2022-26143). This vulnerability, called TP240PhoneHome, which Cloudflare customers are already protected against, can be used to launch UDP amplification attacks...
March 08, 2022 2:59 PM
A new reflection/amplification distributed denial-of-service (DDoS) vector with a record-breaking potential amplification ratio of 4,294,967,296:1 has been abused by attackers in the wild to launch multiple high-impact DDoS attacks...
March 04, 2022 4:46 PM
Whether you’re a seasoned IT professional or a novice website operator, these free Cloudflare resources are available for you today. Beyond these free resources, there are a few simple steps that you can take to help stay protected online...
January 17, 2022 2:19 PM
We’re excited to announce that customers using our Free plan can now get real-time alerts about HTTP DDoS attacks that were automatically detected and mitigated by Cloudflare...
December 09, 2021 1:59 PM
Cloudflare Enterprise customers using the Magic Transit and Spectrum services can now tune and tweak their L3/4 DDoS protection settings directly from the Cloudflare dashboard or via the Cloudflare API....
November 13, 2021 2:33 PM
Earlier this week, Cloudflare automatically detected and mitigated a DDoS attack that peaked just below 2 Tbps — the largest we’ve seen to date....
November 09, 2021 12:59 PM
Over the past months, we’ve been tracking and analyzing the activity of the Meris botnet....
November 04, 2021 12:58 PM
In Q3, 2021 we saw and mitigated record-setting HTTP DDoS attacks, terabit-strong network layer attacks, one of the largest botnets ever deployed (Meris), and more recently, ransom attacks on Voice-over-IP (VoIP) service providers....
October 07, 2021 2:20 AM
Because of the sustained attacks we are observing, we are sharing details on recent attack patterns, what steps they should take before an attack, and what to do after an attack has taken place....
October 01, 2021 12:05 AM
Over the past month, multiple Voice over Internet Protocol (VoIP) providers have been targeted by Distributed Denial of Service (DDoS) attacks from entities claiming to be REvil. ...
September 20, 2021 12:59 PM
We’re excited to announce the availability of the HTTP DDoS Managed Ruleset. This new feature allows Cloudflare customers to independently tailor their HTTP DDoS protection settings. ...
August 19, 2021 12:58 PM
Earlier this summer, Cloudflare’s autonomous edge DDoS protection systems automatically detected and mitigated a 17.2 million request-per-second (rps) DDoS attack, an attack almost three times larger than any previous one that we're aware of. ...
July 20, 2021 2:07 PM
The DDoS attack trends observed over Cloudflare’s network in 2021 Q2 paint a picture that reflects the overall global cyber threat landscape. Here are some highlights of DDoS attack trends observed in 2021 Q2. ...
April 19, 2021 11:00 AM
Today, along with this deep-dive analysis blog, we’re excited to announce the new Radar DDoS Report page, our first fully automated data notebook built on top of Jupyter, Clickhouse, and Workers....
March 23, 2021 1:00 PM
Imagine your most critical systems suddenly stop operating. And then someone demands a ransom to get your systems working again. Or someone launches a DDoS against you and demands a ransom to make it stop. That’s the world of ransomware and ransom DDoS....
March 18, 2021 2:18 PM
Introducing our autonomous DDoS (Distributed Denial of Service) protection system, globally deployed to all of Cloudflare’s 200+ data centers, and is actively protecting all our customers against DDoS attacks across layers 3 to 7 (in the OSI model) without requiring any human int...
March 02, 2021 5:41 PM
Cloudflare is named a ‘Leader’ in Forrester Wave™ for DDoS Mitigation Solutions, Q1 2021...
February 26, 2021 11:00 PM
Today, we’re announcing new functionality to improve the experience for on demand Magic Transit customers: flow-based monitoring. Flow-based monitoring allows us to detect and notify customers when they’re under attack so they can activate Magic Transit for protection....
