What does a digital certificate certify about an entity?
A. A digital certificate certifies the ownership of the public key of the named subject of the certificate.
B. A digital certificate certifies the ownership of the private key of the named subject of the certificate.
C. A digital certificate certifies the ownership of the symmetric key of the named subject of the certificate.
D. A digital certificate certifies the ownership of the bulk encryption key of the named subject of the certificate.
