Introducing Advanced DDoS Alerts
2022-09-19
Cloudflare’s Advanced DDoS Alerts provide tailored and actionable notifications in real-time...
Introducing Cloudflare Adaptive DDoS Protection - our new traffic profiling system for mitigating DDoS attacks
2022-09-19
Cloudflare’s new Adaptive DDoS Protection system learns your unique traffic patterns and constantly adapts to protect you against sophisticated DDoS attacks...
Mantis - the most powerful botnet to date
2022-07-14
We named the botnet that launched the 26M rps (requests per second) DDoS attack "Mantis" as it is also like the Mantis shrimp, small but very powerful...
Introducing Location-Aware DDoS Protection
2022-07-11
Location-Aware DDoS Protection is now available in beta for Cloudflare Enterprise customers that are subscribed to the Advanced DDoS service...
DDoS attack trends for 2022 Q2
2022-07-06
Welcome to our 2022 Q2 DDoS report. This report includes insights and trends about the DDoS threat landscape — as observed across the global Cloudflare network...
Cloudflare mitigates 26 million request per second DDoS attack
2022-06-14
Last week, Cloudflare automatically detected and mitigated a 26 million request per second DDoS attack — the largest HTTPS DDoS attack on record...
Integrating Network Analytics Logs with your SIEM dashboard
2022-05-17
We’re excited to announce the availability of Network Analytics Logs for maximum visibility into L3/4 traffic and DDoS attacks...
Cloudflare blocks 15M rps HTTPS DDoS attack
2022-04-27
Earlier this month, Cloudflare’s systems automatically detected and mitigated a 15.3 million request-per-second (rps) DDoS attack — one of the largest HTTPS DDoS attacks on record...
DDoS Attack Trends for 2022 Q1
2022-04-12
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...
CVE-2022-26143: A Zero-Day vulnerability for launching UDP amplification DDoS attacks
2022-03-08
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...
Protecting Holocaust educational websites
2022-01-27
Cloudflare’s Project Galileo provides free protection to at-risk groups across the world including Holocaust educational and remembrance websites...
Cloudflare customers on Free plans can now also get real-time DDoS alerts
2022-01-17
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...
DDoS Attack Trends for Q4 2021
2022-01-10
In Q4, we observed a 95% increase in L3/4 DDoS attacks and record-breaking levels of Ransom DDoS attacks. The Manufacturing industry was the most targeted alongside a 5,800% increase in SNMP-based DDoS attacks and massive campaigns against VoIP providers around the world...
How to customize your layer 3/4 DDoS protection settings
2021-12-09
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....
A Brief History of the Meris Botnet
2021-11-09
Over the past months, we’ve been tracking and analyzing the activity of the Meris botnet....
DDoS Attack Trends for Q3 2021
2021-11-04
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....
Update on recent VoIP attacks: What should I do if I’m attacked?
2021-10-07
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....
May I ask who’s calling, please? A recent rise in VoIP DDoS attacks
2021-10-01
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. ...
How to customize your HTTP DDoS protection settings
2021-09-20
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. ...