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OpenAI’s ChatGPT and APIs affected by ‘periodic outages’ after DDoS attack

By Maria Deutscher | Nov 9 2023

OpenAI LP’s ChatGPT chatbot and application programming interfaces are experiencing periodic outages because of a distributed denial-of-service attack.  OpenAI disclosed the issue late Wednesday in a note posted to its service status page. “We are dealing with periodic outages due to an abnormal traffic pattern reflective of a DDoS attack. We are [...]

New Magecart malware concealment tactics, hiding inside web status page

By David Strom | Oct 11 2023

The malware group behind Magecart continues to be on the cutting edge of hiding in plain sight. A report this week from Roman Lvovsky, an Israeli security researcher at Akamai Technology,  demonstrates three obfuscation techniques that have been recently spotted by their telemetry. Magecart has been operating for years infecting various e-commerce [...]

Cloudflare report reveals disturbing rise in DDoS attacks against critical sectors

By Duncan Riley | Jul 18 2023

A new report from content delivery network provider Cloudflare Inc. today details the disturbing rise in distributed denial-of-service attacks in the second quarter against critical sectors. The report describes targeted attacks by Russian-linked hacking groups, such as REvil, Killnet and Anonymous Sudan, against Western websites. A popular target in the second quarter was financial [...]

Microsoft discloses detailed analysis of Layer 7 DDoS attacks

By Duncan Riley | Jun 18 2023

Microsoft Corp. disclosed Friday that outages that affected its customers earlier this month were caused by a distributed denial-of-service attack launched by a threat actor called Storm-1359. The Layer 7 DDoS attack affected Microsoft services, including Azure, Outlook and OneDrive. A “Layer 7” attack is a form of DDoS that targets the application layer [...]

Netscout finds DDoS attacks have jumped almost sixfold since 2019

By Duncan Riley | Apr 4 2023

A new report today from cybersecurity company Netscout Systems Inc. reveals a staggering increase in application-layer and botnet-based direct-path attacks. Netscout’s 5th Anniversary DDoS Threat Intelligence Report found that the number of attacks has jumped by 487% since 2019, with the most significant surge occurring in the second half of 2022. Much of the [...]

Google Cloud rolls out advanced network DDoS attack protection with Cloud Armor

By Mike Wheatley | Mar 22 2023

Google Cloud is expanding the capabilities of its Cloud Armor networking defense service to protect customers in gaming, telecommunications and other industries that run workloads behind external network load balancers or virtual machines with public IP addresses or use protocol forwarding. Until now, these customers lacked a Google Cloud-native defensive capability to [...]

Cloudflare detects and mitigates largest-ever DDoS attack on record

By Duncan Riley | Feb 13 2023

Content delivery network provider Cloudflare Inc. revealed today that it has managed to detect and mitigate dozens of “hyper-volumetric” distributed denial-of-service attacks over the weekend of Feb. 11-12, including the largest reported HTTP DDoS attack on record. The majority of the DDoS attacks peaked at about 50 million to 70 million requests per [...]

Russian ‘Killnet’ hacking group targets airports in DDoS attack

By Duncan Riley | Oct 10 2022

Fresh from targeting state websites, Russian government-linked hacking group Killnet has gone after U.S. airport websites, knocking several offline in a new distributed denial-of-service attack. Airports targeted by Killnet that have experienced outages or difficulties include Chicago’s O’Hare and Midway International Airports, which share the same website, as well as Hartsfield-Jackson Atlanta [...]

Google Cloud claims it blocked the largest DDoS attack ever attempted

By Mike Wheatley | Aug 18 2022

Google Cloud said today it fended off what it believes was the largest Layer 7 distributed-denial-of-service attack ever seen, when an attacker attempted to disrupt one of its customers’ internet based services on June 1. The DDoS attack peaked at a stunning 46 million requests per second using Hypertext Transfer Protocol Secure-based [...]

Authorities investigating ongoing DDoS attacks against Currency.com

By Duncan Riley | Aug 10 2022

U.K. authorities are investigating distributed denial-of-service attacks that have targeted cryptocurrency exchange Currency Com Global LLC, better known as Currency.com. The attacks started in April after the founder of Currency.com founder Viktor Prokopenya announced the company was pulling out of Russia in protest against the invasion of Ukraine, MSN reports. Prokopenya condemned the [...]

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