Symantec Secure Site with EV SSL Certificates are the most well-known SSL certificates on the market. They protect sensitive data with encryption of at least 40 and up to 256 bits. Through the "Extended Validation" is the address field of high security Web browsers (eg IE7 or Firefox 3.0) shown in green. This gives customers the assurance of a highly secure data transmission. By requesting further documentation such as a certificate of registration, Symantec ensures that the protected domain really belongs to the publisher. The information shows the user to Symantec's site, click the Seals or the https in the browser code. Compared to a simple domain validation, thus validating this kind of a confidence-building value dar.