Information flows freely on the internet and it's relatively easy for someone to tap into some of that flow and retrieve information. Your email can
be read without you knowing it and the information that you submit and retrieve from web sites is similarly vulnerable--unless you're using security.
The Netscape and Internet Explorer browsers allow for information coming into and going out of your computer over the internet to be encrypted so that if it is intercepted it
will be illegible. That way, confidential information like credit card numbers can be transmitted securely. In Netscape, a secure web page has a blue stripe
across the top and a key button at the bottom right hand corner that looks like this: 
If you
don't have Netscape, download it at http://home.netscape.com.
