OptionalencryptionGets or sets encryption level. The default value: EncryptionLevel.AES256.
OptionalencryptGets or sets a value indicating whether the document-level metadata stream is to be encrypted. The default value: true.
OptionalpermissionsGets or sets a PermissionOptions object defining the document permissions.
Gets or sets the password required to open a PDF document.
Defines the options for the Security#setEncryptOptions method.