Cloudflare blocks another largest recorded DDoS attack – this time, peaking at 11.5 Tbps


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 peaks of 5.1 Bpps and 11.5 Tbps. Bpps (Billions of Packets per Second) measures the rate of packets sent to the target and indicates how fast the attacker is overwhelming network devices.

Read more…
Source: TechRadar News


Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox


Related:

  • SonicWall blames state hackers for damaging data breach

    November 6, 2025

    SonicWall has blamed “state-sponsored threat actors” for the cloud backup security breach which hit its services in September 2025. In an update posted on the company’s website, SonicWall said it completed the investigation into the incident, and confirmed that the malicious activity was “carried out by a state-sponsored threat actor” and was “isolated to the unauthorized ...

  • Malware-pwned laptop gifts cybercriminals Nikkei’s Slack

    November 6, 2025

    Japanese media behemoth Nikkei has admitted to a data breach after miscreants slipped into its internal Slack workspace, exposing the personal details of more than 17,000 employees and business partners.… The company blamed the intrusion on malware that infected an employee’s device, letting attackers pinch Slack credentials and waltz into its chat system. Once the suspicious ...

  • Washington Post says it is among victims of cyber breach tied to Oracle software

    November 6, 2025

    The Washington Post said it is among victims of a sweeping cyber breach tied to Oracle software. In a statement released on Thursday, the newspaper said it was one of those impacted “by the breach of the Oracle E-Business Suite platform.” The paper did not provide further detail, but its statement comes after CL0P, the notorious ...

  • Operation South Star: 0-day Espionage Campaign Targeting Domestic Mobile Phones

    November 4, 2025

    In recent years, during high-intensity confrontations with Advanced Persistent Threat (APT) groups from the Northeast Asia region, the RedDrip team at QiAnXin Threat Intelligence Center has discovered nearly 20 0day vulnerabilities involving domestic software. Some details have been disclosed in our public reports such as Operation DevilTiger, Operation ShadowTiger, and XSS 0day+Clickonce. In reality, 0day activities ...

  • SesameOp: Novel backdoor uses OpenAI Assistants API for command and control

    November 3, 2025

    Microsoft Incident Response – Detection and Response Team (DART) researchers uncovered a new backdoor that is notable for its novel use of the OpenAI Assistants Application Programming Interface (API) as a mechanism for command-and-control (C2) communications. Instead of relying on more traditional methods, the threat actor behind this backdoor abuses OpenAI as a C2 channel as ...

  • University of Pennsylvania says it has called FBI over data breach

    November 3, 2025

    The University of Pennsylvania says it has called in the Federal Bureau of Investigation after offensive emails were distributed to alumni. In a statement, the university said that a data breach had affected “select information systems.” An email sent to University of Pennsylvania alumni on Friday and reviewed by Reuters showed that someone masquerading as the ...