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• Means of obtaining private information
• Sneaky programs
• Invasive computer program
• Computer security concern
• Computer security threat
• Invasive programs
• Insidious computer program
• Infiltrating programs
• What many cookies are

Wikipedia Word definitions in Wikipedia
Spyware is software that aims to gather information about a person or organization without their knowledge and that may send such information to another entity without the consumer's consent, or that asserts control over a computer without the consumer's ...