[gameplayonline]

They are authentificated by steamid + password but we want have it safe and we cant provide other person to see others password...

"If every server add its own table for admins and don't give access on your ally to tables from your servers?"
Yes this can be solution but amxbans use only 1 table for all servers.

[JusTGo]

Originally Posted by gameplayonline They are authentificated by steamid + password but we want have it safe and we cant provide other person to see others password... "If every server add its own table for admins and don't give access on your ally to tables from your servers?" Yes this can be solution but amxbans use only 1 table for all servers.

use a different amxbans plugin(just change the table name in the script) for each server.