Explore the 25 biggest cyber attacks in history, from data breaches to cyber warfare. Understand their impact, financial ...
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What is a cyber attack?

Discover the type of damage a cyber attack can do to any business, and some of the top ways you can prevent them.
The past year has seen an unprecedented number of cyber-attacks targeting large enterprises and globally recognized brands. Among the major trends Infosecurity reported on in 2025, we saw organized ...
Back on May 11, 2026, Polish ABW (the country’s internal security agency) warned the world that cyber attacks were "shifting from espionage and data theft toward physical disruption of critical ...
A DDoS attack overwhelms a target server or network by flooding it with massive traffic from multiple compromised systems, making legitimate access nearly impossible. These network security threats ...
Martin Dempsey, then chairman of the US Joint Chiefs of Staff, at the Nato Cyber Defence Center of Excellence in Tallinn, Estonia, in 2015. AB Forces News Collection/Alamy In April 2007, the Baltic ...
Once again threat actors kept cyber pros on their toes in 2025 in a never-ending cat-and-mouse game. But amid the noise, there were some notable stories and incidents affecting household names in the ...
Researchers at the University of Belgrade in Serbia have compiled a global dataset of all reported cybersecurity threats and incidents affecting energy infrastructure and have found that European ...