fraud

How important is it to use SSL on every page of your website?

Recently I installed a certificate on the website I'm working on. I've made as much of the site as possible work with HTTP, but after you log in, it has to remain in HTTPS to prevent session hi-jacking, doesn't it? Unfortunately, this causes some problems with Google Maps; I get warnings in IE saying "this page contains insecure conten...

Preventing Ad fraud

How does AdSense and other similar services prevent a fraud where publisher click themselves on their ads or employ other more sophisticated strategies in order to generate higher revenue? ...