Spyware

+Spyware is software secretly observing user activity. It gathers personal data, often without consent, threatening [Privacy](/wiki/Privacy) and [Security](/wiki/Security). Often installed surreptitiously, it can be a form of [Malware](/wiki/Malware).

+## See also

+- [Adware](/wiki/Adware)

+- [Computer Virus](/wiki/Computer_Virus)

+- [Cybersecurity](/wiki/Cybersecurity)