Security code needed before install.?

authenticity certificate is not there before install internet explorer 7 ''computer says unknown''

Security code needed before install.?computers

You dont have an authentic copy of windows! Its a bootleg copy.

Security code needed before install.?hijack this

tigerdirect.com hun you can get a new copy of xphome or pro for about or under 100..... classic problem.... you had a good working copy of windows, took it to a computer tech to have a minor problem fixed and they switched your good copy for a bad one. Happens more times than you would want to know about.