Where must we consider Internet Security?
To secure our private inforamtion and PC some of the following features needs to be fulfilled. These might be like the below.
Routers - improves the security of a home LAN
Firewalls - Filters some bad website / content that create defense in depth.
Viruses, worms and trojan horses - Hackers are people who are in some unreputable companies writing programs like viruses, worms, trojan horses and spyware. These programs are all unwanted softwares that would be developed in a way that it install automatically in our computer through deception.
Browser choice - The one which should be consider while surfing on internet is the browser. Hackers prime target for phishing is by these kinds of browsers. So a secure browser or a software that secures your browser needs to be installed.
And some of the others where security needs to be considered is like Spyware, adware etc.