Perceived Susceptibility (1 = strongly disagree, 7 = strongly disagree)

It is extremely likely that my computer will be infected by spyware in the future

My chances of getting spyware are great

There is a good possibility that my computer will have spyware

I feel Spyware will infect my computer in the future

It is extremely likely that spyware will infect my computer

Perceived Severity (1 = innocuous, 7 = extremely devastating)

Spyware would steal my personal information from my computer without my knowledge

Spyware would invade my privacy

My personal information collected by spyware could be misused by cyber criminals

Spyware could record my Internet activities and send it to unknown parties

My personal information collected by spyware could be subject to unauthorized secondary use

My personal information collected by spyware could be used to commit crimes against me

Spyware would slow down my Internet connection

Spyware would make my computer run more slowly

Spyware would cause system crash on my computer from time to time

Spyware would affect some of my computer programs and make them difficult to use

Perceived Threat (1 = strongly disagree, 7 = strongly disagree)

Spyware poses a threat to me

The trouble caused by spyware threatens me

Spyware is a danger to my computer

It is dreadful if my computer is infected by spyware

It is risky to use my computer if it has spyware

Perceived Safeguard Effectiveness (1 = strongly disagree, 7 = strongly disagree)

Anti-spyware software would be useful for detecting and removing spyware

Anti-spyware software would increase my performance in protecting my computer from spyware

Anti-spyware software would enable me to search and remove spyware on my computer faster

Anti-spyware software would enhance my effectiveness in searching and removing spyware on my computer

Anti-spyware software would make it easier to search and remove spyware on my computer

Anti-spyware software would increase my productivity in searching and removing spyware on my computer

Perceived Safeguard Cost (1 = strongly disagree, 7 = strongly disagree)

I don’t have anti-spyware on my PC because …

… I don’t know how to get an anti-spyware software

… Anti-spyware software may cause problems to other programs on my computer

… Installing anti-spyware software is too much trouble.