According to SNIA, what is a data structure signed with a digital signature that is based using a public key and confirms that the key belongs to the subject identified in the structure called?

A.
secure key

B.
certificate

C.
public key

D.
private key

Explanation:
Reference: https://www.iso.org/obp/ui/#iso:std:iso-iec:20648:ed-1:v1:en