Explore 25 significant cyber attacks that challenged U.S. national security defenses and responses. Discover how these incidents reshaped America's digital ...

A cyberattack is a malicious attempt by individuals, criminal groups or government-sponsored entities to gain unauthorized access to computer systems or networks with the intent to cause damage. The ...

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 ...

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 cyberattack against one of the world’s largest digital education platforms has forced attention onto the vulnerability of U.S. schools’ data. Instructure, the company behind Canvas, a learning ...

Although both networking and security are critical to one another and to business operations, network operations and security operations teams -- NetOps and SecOps, respectively -- are commonly siloed ...

Cyber attacks against UK property services businesses rose 17% in the year to Dec. 31, 2025, according to Karis Insurance, a real estate finance and insurance specialist, which said reported attacks ...

The energy sector has long been targeted as a point of leverage in geopolitical conflict. Historically, energy disruptions were concentrated on logistical and supply interruptions to exert economic ...

Over the four-day Easter weekend of 18 to 21 April 2025, customers of British high street fixture Marks & Spencer (M&S) took to social media in droves to lament an apparent outage that was causing ...