ransomware

noun

ran·​som·​ware ˈran(t)-səm-ˌwer 

: malware that requires the victim to pay a ransom to access encrypted files

In September of 2013, security for small accounting offices changed forever with the appearance of a new class of threats called ransomware. … you open a file attached to an innocent-looking e-mail, and the program encrypts key files and drives so they cannot be accessed. The files are locked until you pay a ransom.

—Dave Mcclure

With ransomware, a hacker slips into a system, then puts encryption controls in place that locks users out. The hackers then demand money to "unlock" the data.

—Elizabeth Millard

Today's ransomware scammers often demand payment in bitcoin because the digital currency is easy to use, fast and provides a heightened anonymity for the scammers, according to the FBI warning.

—Susan Tompor

Examples of ransomware in a Sentence

Recent Examples on the Web

This might look like putting playbooks in place for common incident types (ransomware) and conducting training and table top exercises. —Will Sweeney, Forbes, 13 Sep. 2024

The city of Flint is without internet after a criminal ransomware attack that began on Wednesday, the city said on its official website. —Liam Rappleye, Detroit Free Press, 16 Aug. 2024

Ascension ransomware attack: Up to 140 hospitals In May, an employee at one of the country's biggest health care systems accidentally downloaded malware. —Kim Komando, USA TODAY, 15 Aug. 2024

In Fulton County, Ga., a ransomware attack in January upended court operations and other county services. —Summer Lin, Los Angeles Times, 22 July 2024

Word History

First Known Use

2005, in the meaning defined above