SoK: Context and Risk Aware Access Control for Zero Trust Systems

Table 3

Situation-aware matrix [64].

Role	Context1	Context2	….	Contextn
Role1	Val	Val	Val	Val
Role1	Val	Val	Val	Val
…	Val	Val	Val	Val
Rolen	Inactive	Active	Active	Inactive

The table’s parameters are: Contexti-: possible cases of specific situation information. Role: Access control roles. val: value of role activation, i.e., active | inactive.