Add DID into subject alternative name for X509 cert?

[trbouma]

Could this be an additional control added in for X509 certificate issuance Adding the did:web into the Subject Alternative Name?

See example below with the URI added.

This could be checked to make extra sure that the X509 cert is issued specifically in relation to be used for the DID

Subject Alternative Name:
  DNS:www.example.com,
  DNS:example.com,
  DNS:shop.example.com,
  IP:192.0.2.1,
  email:admin@example.com,
  URI:did:web:example.com