This is one of my favorite toolbars to use with Firefox. This is a toolbar that can protect you from phishing attacks, as well as give you website ratings to see how trusted the website you are visiting is. Besides that, it will help you to defend from cloned websites. To download the toolbar, you can search for the extensions in Firefox, Google Chrome, Opera, or simply go to their website at https://toolbar.netcraft.com/:

As an example, let's visit my blog and have a look at the risk rating through clicking the N in the right-hand corner, as follows:

As good social engineers, you have also noticed that my blog has been hosted in Australia since 2009 (from the way back machine, you know it has been up since 2006). Through clicking on the site report, you can get full information of any website you visit as follows. This is also a great social engineering tool for collecting WHOIS information with nearly no effort:

When the user clicks on the Hosting History section, they will get the information as shown in the following screenshot: