key·​log·​ger ˈkē-ˌlȯ-gər How to pronounce keylogger (audio)
: a piece of software that records the signals sent from a keyboard to a computer usually for the purpose of gaining information about the user without the user's knowledge
Malware works most commonly by installing a keylogger or some other form of spyware that watches what you type or see.Mat Honan

Examples of keylogger in a Sentence

Recent Examples on the Web Keep your software and apps updated Updating your operating system, browser, antivirus software and other applications can patch any security vulnerabilities that hackers can exploit to install keyloggers. Kurt Knutsson, Fox News, 15 Sep. 2023 Other research has shown that the use of keyloggers is extremely widespread in the technology industry. Brian Fung, CNN, 24 Mar. 2023 Once a target was convinced to download the malware, the app didn’t work as advertised, but was able to silently hoover up call logs, location, contacts and text messages, and in some cases included a keylogger to watch over what was being typed on infected devices. Thomas Brewster, Forbes, 21 Apr. 2021 The malware includes a keylogger that records passwords and other sensitive keystrokes, code that harvests passwords stored in browsers, administrative tools, and cryptocurrency wallets and can steal information from more than 100 different applications, according to security firm Gigamon. Dan Goodin, Ars Technica, 22 Sep. 2020 Likely that points to a cash grab, since ThiefQuest also has a whole other set of malicious functionality that installs a persistent backdoor on victims' computers, exfiltrates data, wields a keylogger, and scans for financial data like cryptocurrency wallets. Lily Hay Newman, Wired, 4 July 2020 Pelton denied knowing what a keylogger was when confronted by the FBI. Adam Ferrise, cleveland, 5 Jan. 2023 Is there a simple way to see if someone has installed a keylogger on my MacBook? Ken Colburn, The Arizona Republic, 25 Oct. 2022 The other keylogger was installed on a computer that is used in the delivery of CPP’s services. Adam Ferrise, cleveland, 10 Aug. 2022 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'keylogger.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1993, in the meaning defined above

Time Traveler
The first known use of keylogger was in 1993

Dictionary Entries Near keylogger

Cite this Entry

“Keylogger.” Dictionary, Merriam-Webster, Accessed 28 Feb. 2024.

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