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

The class action settlement and the FTC dropping of its CID doesn’t close the book on the MGM ransomware attack. —Steve Weisman, Forbes, 12 Mar. 2025

This protection can also alert you to phishing emails and ransomware scams, keeping your personal information and digital assets safe. —Kurt Knutsson, Cyberguy Report, Fox News, 12 Mar. 2025

The Federal Trade Commission has ended its case against MGM Resorts over its 2023 ransomware attack. —Sam Sabin, Axios, 11 Mar. 2025

The suite's straightforward online backup also serves up 2GB of cloud storage, the ultimate security against ransomware and any other destructive attacks that might get past antivirus defenses. —Jade Chung-Lee, PCMAG, 5 Mar. 2025

Word History

First Known Use

2005, in the meaning defined above

Rhymes for ransomware

• aftercare
• anywhere
• billionaire
• chinaware
• debonair
• dinnerware
• disrepair
• doctrinaire
• earthenware
• everywhere
• frigidaire
• kitchenware