---
title: Jericho's Cybersecurity Glossary | Keylogger
description: A keylogger is a type of malware or software that records the keystrokes entered by a user, capturing sensitive information such as passwords, credit card numbers, and other personal data.
---

[Jericho Security | Glossary](http://www.jerichosecurity.com/glossary)

# [Jericho's Cybersecurity Glossary | Keylogger](http://www.jerichosecurity.com/glossary/keylogger)

 Written by [Jericho Security Team](http://www.jerichosecurity.com/glossary/author/jericho-security-team) | September 28, 2024

#### *Definition:*

A keylogger is a type of malware or software that records the keystrokes entered by a user, capturing sensitive information such as passwords, credit card numbers, and other personal data.

#### *Use Cases:*

- Used by cybercriminals to steal sensitive information, such as login credentials and financial data.
- Employed in targeted attacks against high-profile individuals or organizations to gather confidential information.

#### *Related Terms:*

- [Spyware](https://www.jerichosecurity.com/glossary/spyware)
- [Malware](https://www.jerichosecurity.com/glossary/malware)
- Data Exfiltration
- [Phishing](https://www.jerichosecurity.com/glossary/phishing)

#### *Questions and Answers:*

- **How do attackers use keyloggers?**Attackers install keyloggers on victims' devices to capture keystrokes and extract sensitive information like passwords or personal data.
- **What are the signs of a keylogger infection?**Signs of infection include slow computer performance, unexpected pop-ups, and unusual behavior from applications or devices.
- **How can users protect against keyloggers?**Users can protect against keyloggers by using up-to-date antivirus software, avoiding suspicious downloads, and using multi-factor authentication to secure accounts.

[View full post](http://www.jerichosecurity.com/glossary/keylogger)

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