520.3.9. The certificate referred to in section 520.3.3 must, in particular, confirm(1) the identity of the person to whom the certificate is issued, the place where the person practises a profession or works, and, in the case of the information storage services provided for in Title II of this Part, the person’s access profile;
(2) the identifier, location or attributes of the object referred to in the certificate, as well as its owner or custodian; or
(3) the identification of the body, department, legal person, association or partnership in whose name the certificate is issued.
Such a certificate may also be issued to establish the link between the certificate holder and the holder’s signature.