Final answer:
A cybercriminal uses a type of spyware called a key logger to record all actions typed on a keyboard. Key loggers can capture sensitive information which can be used for malicious purposes.
Step-by-step explanation:
The type of spyware used by cybercriminals to record all actions typed on a keyboard is called a key logger.
Key loggers are a form of malicious software designed to stealthily monitor and record every keystroke made by a user on their device. This can include sensitive information such as passwords, credit card numbers, personal correspondence, and more. Such data are often exploited for identity theft, financial fraud, and other illicit activities. It is essential to maintain up-to-date antivirus software and practice safe browsing habits to protect oneself from such threats.