Which credential opened an encrypted document.
public enum PdfAccessLevel
ISO 32000-2 §7.6.4.1: the owner password gives full access; the user password (or the default, empty one) gives the access the permissions allow. §7.6.5.2, Table 24: a certificate recipient whose permissions set bit 2 (change the encryption, every other permission) has owner access; other recipients have user access.
kind:method, kind:property, kind:ctor. Press Esc to clear.