The Web has opened plenty of new avenues for criminal behavior. For example, you may have heard of cybersquatting. Someone registers a site’s domain name that includes a trademark and then tries to profit by selling that name to the trademark owner.  But are you familiar with typosquatting? You should be because typosquatters profit from common user errors.  These schemes can make just about any organization, along with visitors to its website, the victims of fraud. Fat fingers Like cybersquatting, typosquatting (also known as URL hijacking) involves the purchase of domain names in bad faith. It takes advantage of an inclination among users known as “fat fingers” — basically, our tendency to hit the wrong keys and enter misspelled trademarks or brands. For example, in a case involving...