2. The process of creating a new certificate with a new serial number that differs in one or more fields from the old certificate. The new certificate may have the same or different subject public key.
Sources:
CNSSI 4009-2015
from
CNSSI 1300 - adapted from "modification"
1. The act or process by which data items bound in an existing public key certificate, especially authorizations granted to the subject, are changed by issuing a new certificate.
Sources:
CNSSI 4009-2015