Safeguarded (3)
(Other definitions for hid that I've seen before include "Concealed from sight" , "Remained out of sight" , "wanted to be sought?" , "Shrouded" , "Kept out of sight" .)
'safeguarded' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for protected that I've seen before include "Sheltered" , "Kept from harm" , "Safeguarded, shielded from danger" .)