But Cloudflare says it recently blocked a monumental DDoS attack which attempted to dump almost 38TB worth of data in just 45 seconds - making it the largest such attack in history. For comparison, ...

Denial of Service (or DoS) attack, which, as the name suggests, directly relates to being denied a service, notably, the Internet. A DoS attack is a kind of attack that eats upon a user’s ...

Former White House chief information officer Theresa Payton said Iran could hit America with a cyberattack targeting critical ...

Hackers are now attacking systems to carry out crypto mining activities, according to a report from researchers from cloud ...

But the denial-of-service attack was significant enough for the utility to file an electric disturbance report with DOE — the same forms reserved for major interruptions like storms, physical ...

Web-technology provider Dynamic Network Services Inc., known as Dyn, said its domain-name-system services were subject to a massive denial-of-service attack starting at 7:10 a.m. EDT on Friday.

In computing, a denial-of-service attack (DoS attack) or distributed denial-of-service attack (DDoS attack) is an attempt to make a machine or network resource unavailable to its intended users.

Investigators are piecing together details about one of the most aggressive computer attacks in recent memory — a powerful "denial-of-service" assault that overwhelmed computers.

A large-scale distributed denial of service attack (DDoS) against New Hampshire-based Internet performance company Dyn caused major Internet disruptions Friday. Users were unable to access many ...

Twitter was inaccessible for several hours on Thursday, followed by a period of slowness and sporadic timeouts, and more outright downtime. The microblogging site is blaming an "ongoing" denial-of ...

What does denial-of-service attack actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

How ‘Denial-of-Service’ Attacks Wreak Havoc on Websites Friday’s cyberattack appears to have been aimed at a little-known company that plays key role in routing internet traffic By ...