Spyware is a special type of malware that works in the background, without the user's knowledge, and collect private data.
Whether it is about surfing habits, bank account information or login credentials, they will all be sent to a pre-determined server or web address.
Furthermore, spyware might also modify the system's settings, ranging from changing startup items and browser homepage to disabling the antivirus, so specialized security tools should be in place.
Security applications that provide the function of spyware removal will detect and eliminate these threats, while also displaying a detailed log.