This certificate requires more paperwork. You need to validate by email as well as supplying company documentation for authentication.
Trusted SSL Site Seal
Free site seal
99.9% browser compatibility
Browser and devices compatibility is the most important part of SSL usage.
$1,000,000 USD worth warranty
Claim $1,000,000 USD on failure properly validate the information contained in a digital certificate and that failure causes the end-user to lose money.
Elliptic Curve Cryptography
Smaller key size and certificate, make faster turn around.
Secure both with/without www
Secure your domain.com and www.domain.com with one certificate.