Solution access to one source

Hello ,

i need a solution to monitoring many PBX and other systems
and i want to know if Elastic / Logstash / Kibana can do something about right
so i have many users and many systems to administrate.

So i have one user , and i want this user have access to one source ( and he can analyze log from this source )
Can you tell me please if Elastic / Logstash / Kibana can do this or not ?

Sorry if my english is bad.