ECON 4400 Lecture : spyware.docx
Document Summary
Spywares: any software that surreptitiously gathers user information through the user"s internet connection without his or her knowledge, usually for advertising purposes is known as spyware. Spyware applications are normally packed as secret element of freeware or shareware programs which are downloaded from the internet. After getting installed, the spyware observes user"s activity on the internet and then transfers that information to someone else. Spyware can also collect information about e-mail addresses, even passwords and credit card numbers and other personal information. Viruses try to spread, but spyware tries to stay positioned. Spyware inserts itself severely into critical components of user"s os and expand user-memory with its monitoring and collection process. But virus activities are obvious and sufficiently general in their quick activities. Spyware activities are typically hidden and their infestations are often long lasting, where virus try to attract user attention. Viruses can be deliberately damaging and erase or corrupt file systems.
