Targeted disruption: exploring the biggest DDoS attacks
Hi all,
Russian hacktivist group KillNet allegedly launched a distributed-denial-of-service (DDoS) attack launched against royal.uk, the official website for the United Kingdom’s royal family took the site offline.
The attack was launched on October 1 and saw the site go offline for around 90 minutes. Once the site was functional again, a Cloudflare IP address checker was put in place to ensure those accessing the site were not automated bots.
Responsibility for the DDoS attack was claimed by Russian hacktivist group KillNet via a post on social media site Telegram. KillNet has been responsible for DDoS attacks launched against the governments, critical infrastructures and private companied of countries including Germany, Italy and Romania, among others.
In the Telegram post about the cyber attack, KillNet claimed that the attack was launched as part of an “attack on pedophiles”. It is thought that this is referencing It is thought that this is a reference to the allegations of sexual abuse of a minor made against Prince Andrew, Duke of York.
It has not yet been confirmed if KillNet were responsible for the attack.
Below, Cyber Security Hub takes a look at the most impactful DDoS attacks of the past few years:
Google blocks ‘largest ever’ web DDoS attack
In June 2022, Google has reported that it has blocked the ‘largest’ distributed denial of service (DDoS) attack on record, which had a peak of 46 million requests per second (rps). Find out how the DDoS attack was blocked here.
Blizzard Entertainment hit by DDoS attack
On June 25, 2023, a DDoS attack laucnhed against video game company Blizzard Entertainemnt caused a number of games that Blizzard hosts to go offline, including Diablo 4 and World of Warcraft. The disruption was noted by players across Blizzard’s titles. See how they reacted to the cyber attack here.
Italian banks hit with DDoS attacks
Cyber?attacks against at least five banks across Italy were detected in August of this year. The DDoS attacks temporarily took some of the bank’s services offline. Discover who was responsible for the cyber attacks here.
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DDoS attacks launched against Swiss websites ahead of Zelensky address
Swiss government websites were taken offline through the use of targeted?distributed-denial-of-service (DDoS) attacks?ahead of a video address by Ukranian President, Volodymyr Zelensky In June, 2023. Learn why the attacks were launched here.
Russian hackers target NATO sites with DDoS attack
NATO was targeted with DDoS attacks by pro-Russian hackers in February of this year as they offered aid to those affected by an 7.8 magnitude earthquake in Syria and Turkey. Explore the impact of the attacks here.
US government seizes 13 domains linked to DDoS attacks
The US Government seized 13 domains related to DDoS attacks launched against ?financial institutions, school districts, government websites and universities In May of this year. Discover how It took down these DDoS-attack-for-hire sites here.
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