Extended Validation, or EV, Certificates are SSL certificates issued under the CA/Browser Forum guidelines.

They are standard x.509 certificates, with the added benefit that the identity information contained within them (organization name, location, etc) has gone through a rigorous and standardized vetting process to reduce the risk of fraud.

Johnath's 5 Minute Summary - Talk Notes

Why EV?

So then, CAs are stoopid

So, much as we got to EV by distasteful means, here we are

Why should this workgroup care?