Remove specified permission(s) from a role.
drush role-remove-perm
role : The role to modify.
permissions : The list of permission to grant, delimited by commas. Required, unless the --module option is used.
--module : Select the permission to modify from an interactive list of all permissions available in the specified module.
Hide content from anon users.
drush role-remove-perm 'anonymous user' 'access content'