:set listchars=eol:$,tab:>-,trail:~,extends:>,precedes:<
:set list
:set nolist

:set hlsearch
/\s\+$

:set cm=blowfish2
:X
:w myFileName.vimcrypt

:setlocal syntax?
:syntax list

:vsplit

(to move between those views, press Ctrl+W followed by a cursor key)

^Vxnn
^Vunnnn

(during insert mode, press Ctrl+V followed by x or u and the hexadecimal number, see http://vim.wikia.com/wiki/Entering_special_characters)