In addition to traditional DDoS attacks, researchers see various abnormal traffic patterns

From helpnetsecurity.com

abnormal traffic patterns

In the first quarter of 2020, DDoS attacks rose more than 278% compared to Q1 2019, and more than 542% compared to the last quarter, as published in the Nexusguard Q1 2020 Threat Report. DDoS attacks have become a global risk, and as attacks continue to increase in complexity, further spurred by the pandemic, ISPs will have to strengthen their security measures.

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