What Does Extended Validation Secure Socket Layer (EVSSL) Mean?

Extended verification Secure Socket Layer (EVSSL) is an enhanced version of SSL which utilizes the same security levels as conventional SSL certificates. However, it has a more extensive verification requirement imposed by the certificate authority (CA) upon the requestor of the certificate.

Techopedia Explains Extended Validation Secure Socket Layer (EVSSL)

Extended verification Secure Socket Layer is more trusted than all previous forms of SSL certificate, and it separates itself from other certificates through a visual indication in a web browser’s address bar, which indicates that the website, or at least the entity that owns it, has undergone and passed extensive and increased security verification measures.