denial-of-service attack

Cultural  

1. Often spread by e-mail viruses, these are deliberately planned attacks on a companies or organizations, Web sites, or servers. They aim to shut down access to a site or key server by flooding it with massive requests, placing such great demands on the targeted information infrastructure that no one else can gain access to it. (See cyberwarfare.)

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denial-of-service attack

The websites of various Ukrainian government institutions, including Parliament, the Foreign Ministry and the cabinet of ministers, crashed after a denial-of-service attack.

From New York Times ● Feb. 23, 2022

A distributed denial-of-service attack does the same but from different computers or networks acting in concert.

From Los Angeles Times ● Feb. 23, 2022

On Tuesday, the Ukrainian government’s Center for Strategic Communications and Information Security said that PrivatBank, the nation’s largest commercial bank, was hit with a denial-of-service attack that temporarily interfered with customers’ online banking transactions.

From Washington Post ● Feb. 15, 2022

“I told them pretty consistently in 2017: If you suffer a denial-of-service attack, I’m not sure your architecture can withstand it,” Bellotti said.

From Reuters ● Dec. 4, 2019

The U.S. blames Iranian hackers for a denial-of-service attack that overwhelmed six major American banks in 2012.

From Seattle Times ● Jan. 28, 2018