untrust
Lack or absence of trust; mistrust.
uncountable
Alternatively, untrust corresponds to the space between distrust and trust, in which an agent is positively trusted, but not sufficiently to cooperate with.
The zone representing everything that originates outside of the firewall.
uncountable
You have only two zones (admins and untrust), so there are two intra-zone policy contexts (admins to admins and untrust to untrust ) and two inter-zone policy contexts ( admins to untrust and untrust to admins ) .
Where it comes from
From Middle English untrust, untrost, untrist, likely from un- + trust. Cognate with Icelandic útraust (“untrust”). Compare also Swedish otro (“lack of faith, disbelief”).
Adapted from the Wiktionary entry untrust (CC BY-SA 4.0).