Cloudflare mitigated a 15M requests-per-second DDoS

cloudflare cybersecurity cyber security ddos https

Cloudflare says that it successfully mitigated a huge 15.3 million requests-per-second DDoS attack.

The incident was the largest HTTPS attack that Cloudflare has seen. HTTPS attacks, Cloudflare notes, are “more expensive in terms of required computational resources because of the higher cost of establishing a secure TLS encrypted connection.”

Such attacks cost an attacker more to launch, and more for a victim to mitigate.

The target was a Cloudflare...

28 April 2022 | Networks

Five Eyes warn of Russian cyberattacks on critical infrastructure

A joint cybersecurity advisory issued by members of the Five Eyes alliance warns of increased attacks on critical infrastructure from Russia.

The Five Eyes alliance consists of the US, UK, Australia, Canada, and New Zealand. Members cooperate in signals intelligence.

Canadian academic Srdjan Vucetic believes the Five Eyes’ originated from Winston Churchill's Iron Curtain speech in 1946, in which the British PM warned of open conflict with the Soviet Union unless the...

21 April 2022 | Legislation & Government

DDoS attacks ‘became larger and more complex’ in 2021

Data collected by F5 suggests that Distributed Denial-of-Service (DDoS) attacks became “larger and more complex” last year.

While the prevalence of DDoS attacks decreased slightly over the previous year, the severity of each occurrence “ramped up markedly” in 2021.

By Q4 2021, the mean DDoS attack was in excess of 21Gbps. That’s more than four times larger than the beginning of 2020.

Not only did last year result in a larger overall mean attack size;...

24 March 2022 | Networks

China: Attacks from US IP addresses are using resources to target Russia

According to the Cyberspace Administration of China (CAC), a large number of cyberattacks the country has received from US IP addresses are now using compromised resources to target Russia.

In a post on the CAC’s website, the agency wrote:

“Since late February, my country’s internet has been continuously attacked by overseas cyberattacks.

Overseas organizations controlled computers in China through attacks, and then carried out cyberattacks on Russia,...

14 March 2022 | Security

Microsoft stopped a record 2.4 Tbps DDoS from around 70,000 devices

Microsoft swiftly put a stop to a record-breaking 2.4 Tbps DDoS attack that originated from around 70,000 compromised devices.

The DDoS targeted an unnamed Azure customer and would have been 140 percent higher than a 1 Tbps attack Microsoft stopped in 2020.

The latest attack would have even set a new record after surpassing a 2.3 Tbps attack that Amazon Web Services halted in February last year.

In a summary of DDoS attacks last year, Microsoft highlighted...

12 October 2021 | Networks

Nokia Deepfield finds most DDoS attacks originate from under 50 hosting companies

Research from the network intelligence experts at Nokia Deepfield has found that the majority of DDoS attacks originate from fewer than 50 hosting companies.

The researchers analysed a large sample of networks and traced the origins of most DDoS attacks (by frequency and traffic volume).

Nokia Deepfield undertook the research following its observation that DDoS traffic increased 40-50 percent following the implementation of COVID-19 lockdown measures. Since then, the...

15 June 2021 | Networks

Hacker collective Anonymous re-emerges following George Floyd’s murder

The hacking collective which calls itself Anonymous has re-emerged amid protests over the murder of George Floyd.

George Floyd was an unarmed black male who was killed by a Minneapolis police officer last week after his neck was knelt on until he suffered a cardiac arrest. The officer has been charged with third-degree murder but the killing has sparked protests around the world over ongoing police brutality.

Anonymous was once regularly in the news for its...

2 June 2020 | Security