Understanding URL addresses is an important part of online security. When evaluating a link, how do you differentiate the domain name from the rest of the link? For example, does http://www.example.com/paypal.com go to PayPal.com? What about http://paypal.com:user@example.com? To learn the ins-and-outs of link security read Ask Leo’s phishing article “How do I know that this web address is safe?”.