1. NCSA Study,
http://www.staysafeonline.info/pdf/safety_study_2005.pdf
2. Symantec Internet Security Threat Report (January-June 2004),
www.symantec.com
3. The Danger of Spyware, Symantec Security Response (June 2003),
http://www.symantec.com
4. Symantec 2006 Security Report,
http://www.symantec.com/specprog/threatreport/entwhitepaper_symantec_internet_security_threat_report_x_09_2006.en-uspdf
5. Tahan, G., Glezer, C., Elovici, Y.: eDare- Early Detection Alert and Response to Electronic Threats, Working Paper, Deutsche Telekom Labs at Ben Gurion University