OptionaldocumentId?: PdfId | string | ByteArrayDocument identifier for key derivation.
OptionalownerKey?: ByteArrayPre-computed owner key.
OptionalownerPassword?: string | ByteArrayOwner password for full document access.
Optionalpassword?: string | ByteArrayUser password for opening the document.
OptionaluserKey?: ByteArrayPre-computed user key.
Options for creating a standard security handler with password-based encryption.