Malicious keyloggers are very similar to viruses and trojans. Software keyloggers are divided into parasitical and legitimate applications. However, it does not take screenshots and can be easily found during a thorough computer inspection. Therefore, it can work in different environments. Such a device does not rely on a particular software or a driver. A hardware keylogger records all keystrokes and saves them into its own memory. The hardware keylogger is a small physical device that can be dropped between the keyboard’s plug and the computer’s keyboard port. There are two types of keyloggers available on the market: The difference between hardware and software keyloggers Keyloggers can be divided into two categories – legitimate and malicious. After that, changing all your passwords and monitoring bank transactions are crucial tasks to protect your privacy. A professional and up-to-date tool should detect and remove keylogger immediately. If you suspect that your keystrokes might be recorded and used for illegal purposes, you should not hesitate and check the system with a reputable anti-malware software. Therefore, these tools shouldn't be classified as less harmful threats than certain parasites. Cybercriminals often take advantage of such “spying” programs too to steal personal information. However, even legal programs work without the monitored user’s knowledge and consent.
Such tracking applications can be used in workplaces or by researching user's behavior on computers or other gadgets. Keyloggers can be both, legal and illegal. Usually, such software is associated with spyware and is used for stealing passwords, logins, credit card information, and similar information. The program can collect information from computers, laptops, smartphones, and other mobile devices. A keylogger (also known as keystroke logger) is a software that monitors and records each keystroke on a keyboard and saves this information in a file or remote server.
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