There’s been a significant rise in distributed denial-of-service (DDoS) attacks accompanied by threats of extortion, with criminals demanding ransom payments in exchange for calling off an attack.
DDoS attacks pose problems for organisations when attackers flood servers and online infrastructure which requests for access, slowing down services or taking them fully offline, thus preventing legitimate users from accessing services at all – and cutting off business for the affected organisation.
While they’re not an especially advanced form of cyber attack, DDoS attacks still prove to be effective and cybersecurity researchers at Cloudflare have warned that some of the cyber criminals behind DDoS campaigns are becoming more prolific and more aggressive.
This includes large rise in the number of ransom DDoS attacks – when cyber criminals demand a ransom to stop a DDoS attack or to not conduct one in the first place. According to Cloudflare, ransom DDoS attacks increased by almost a third year-on-year between 2020 and 2021 and jumped by 175% in the final quarter of 2021 compared to the previous three months.
SEE: A winning strategy for cybersecurity (ZDNet special report)
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