December 23, 2025
France’s national postal and banking services were knocked offline by a suspected distributed denial-of-service (DDoS) attack on Monday, according to an announcement by La Poste.
The postal service called the attack “a major network incident” that was disrupting “all of our information systems.” La Poste’s online mail and banking services, website, and mobile app are among ... December 18, 2025
The Danish government has accused Russia of being behind two “destructive and disruptive” cyber-attacks in what it describes as “very clear evidence” of a hybrid war.
The Danish Defence Intelligence Service (DDIS) announced on Thursday that Moscow was behind a cyber-attack on a Danish water utility in 2024 and a series of distributed denial-of-service (DDoS) attacks ... November 18, 2025
Microsoft has said it successfully mitigated, “the largest DDoS attack ever observed in the cloud” after cybercriminals running the Aisuru botnet targeted a single endpoint, located in Australia.
The attack was a sight to behold: more than 500,000 source IPs, across various regions, descended upon the endpoint, delivering a multi-vector Distributed Denial of Service (DDoS) attack ... September 13, 2025
A distributed denial-of-service attack targeting a DDoS mitigation vendor somewhere in Western Europe has been spotted and mitigated by FastNetMon.
The firm says the attack peaked at a massive 1.5 billion packets per second, making it one of the largest packet-rate floods confirmed to date. FastNetMon says that the traffic was mainly a UDP flood sourced ... September 3, 2025
Internet infrastructure provider and global cloud platform, Cloudflare, recently prevented a record-breaking Distributed Denial of Service (DDoS) attack from causing any damage.
In a short announcement published on X, Cloudflare said its defenses “have been working overtime” over the past few weeks, autonomously blocking “hundreds of hyper-volumetric DDoS attacks.” Among them was an attack that reached ... July 16, 2025
Between 14 and 17 July, a joint international operation, known as Eastwood and coordinated by Europol and Eurojust, targeted the cybercrime network NoName057(16).
Law enforcement and judicial authorities from Czechia, France, Finland, Germany, Italy, Lithuania, Poland, Spain, Sweden, Switzerland, the Netherlands and the United States took simultaneous actions against offenders and infrastructure belonging to the pro-Russian ... June 28, 2025
An abrupt and massive rise in Distributed Denial of Service (DDoS) attacks against U.S. businesses has coincided with Washington’s involvement in the Israel-Iran conflict. According to Radware’s Director of Threat Intelligence, Pascal Geenens, between June 21 and 22, 2025, hacktivist-led DDoS claims surged by 800%. This dramatic increase was paralleled by a 900% drop in ... May 20, 2025
KrebsOnSecurity last week was hit by a near record distributed denial-of-service (DDoS) attack that clocked in at more than 6.3 terabits of data per second (a terabit is one trillion bits of data).
The brief attack appears to have been a test run for a massive new Internet of Things (IoT) botnet capable of launching crippling ... March 7, 2025
A new botnet dubbed “Eleven11bot” has emerged, delivering what security researchers believe are the largest distributed denial-of-service (DDoS) attacks ever recorded.
The botnet, primarily composed of compromised webcams and video recorders, has triggered widespread service disruptions and ignited a debate within the cybersecurity community about its true size. Nokia’s Deepfield Emergency Response Team first detected the ... January 31, 2025
On the anniversary of the Battle of Kruty, a cyber unit of Ukraine’s Main Intelligence Directorate launched a DDoS attack on the digital infrastructure of Russia’s Gazprom and Gazpromneft.
In particular, Ukrainian cyber professionals attacked the online services of the enterprises that support the activities of the Russian army. From January 28, 2025, company clients were ... January 21, 2025
A security flaw in OpenAI’s ChatGPT application programming interface could be used to initiate a distributed denial-of-service attack on websites, according to a researcher. The discovery was made by Benjamin Flesch, a security researcher in Germany, who detailed the vulnerability and how it could be exploited on GitHub.
According to Flesch, the flaw lies in the ...