StringEquals

compares a string in a request to a list of strings in your policy. The comparison is case sensitive.

To match a request, the context key must exist in the request and must match at least one of the strings in your policy.

You can use policy variables in the value of this operator.

StringEquals in an Allow Statement

Policy Condition	Request Context	Result
"StringEquals": { "aws:RequestTag/DataClass": [ "public", "internal" ] }	`aws:RequestTag/DataClass: null`	− Not Allowed Statement does not apply
"StringEquals": { "aws:RequestTag/DataClass": [ "public", "internal" ] }	`aws:RequestTag/DataClass: public`	✓ Allowed Assuming no explicit Deny elsewhere
"StringEquals": { "aws:RequestTag/DataClass": [ "public", "internal" ] }	`aws:RequestTag/DataClass: private`	− Not Allowed Statement does not apply

Policy Condition	Request Context	Result
"StringEquals": { "aws:RequestTag/DataClass": [ "public", "internal" ] }	`aws:RequestTag/DataClass: null`	− Not Denied May be allowed by another statement
"StringEquals": { "aws:RequestTag/DataClass": [ "public", "internal" ] }	`aws:RequestTag/DataClass: public`	✕ Denied
"StringEquals": { "aws:RequestTag/DataClass": [ "public", "internal" ] }	`aws:RequestTag/DataClass: private`	− Not Denied May be allowed by another statement