ZIF_EXCEL_BOOK_PROTECTION 1 E Book protection 2 1 X ZIF_EXCEL_BOOK_PROTECTION C_LOCKED E Book protection indicator ZIF_EXCEL_BOOK_PROTECTION C_PROTECTED E Book protection indicator ZIF_EXCEL_BOOK_PROTECTION C_UNLOCKED E Book protection indicator ZIF_EXCEL_BOOK_PROTECTION C_UNPROTECTED E Book protection indicator ZIF_EXCEL_BOOK_PROTECTION INITIALIZE E Initialize protection ZIF_EXCEL_BOOK_PROTECTION LOCKREVISION E Book protection indicator ZIF_EXCEL_BOOK_PROTECTION LOCKSTRUCTURE E Book protection indicator ZIF_EXCEL_BOOK_PROTECTION LOCKWINDOWS E Book protection indicator ZIF_EXCEL_BOOK_PROTECTION PROTECTED E Book protection indicator ZIF_EXCEL_BOOK_PROTECTION REVISIONSPASSWORD E AES Password ZIF_EXCEL_BOOK_PROTECTION WORKBOOKPASSWORD E AES Password