{
    "debug"     : 0,
    "dryrun"    : 0,
    "logtoerr"  : 0,
    "error_log" : "/var/log/authentication_milter.err",

    "connection"             : "inet:12345@localhost",
    "umask"                  : "0000",
    "runas"                  : "nobody",
    "rungroup"               : "nogroup",
    "chroot"                 : "",

    "listen_backlog"         : 20,
    "min_children"           : 20,
    "max_children"           : 200,
    "min_spare_children"     : 10,
    "max_spare_children"     : 20,
    "max_requests_per_child" : 200,

    "connect_timeout"       : 30,
    "command_timeout"       : 30,
    "content_timeout"       : 300,
    "dns_timeout"           : 10,
    "dns_retry"             : 2,
    "cache_dns_timeouts"    : 1,

    "tempfail_on_error"               : "1",
    "tempfail_on_error_authenticated" : "0",
    "tempfail_on_error_local"         : "0",
    "tempfail_on_error_trusted"       : "0",

    "handlers" : {

        "SPF" : {
            "hide_none" : 0
        },

        "DKIM" : {
            "hide_none" : 0,
            "check_adsp" : 1,
            "show_default_adsp" : 0,
            "adsp_hide_none" : 0
        },

        "DMARC" : {
            "hide_none" : 0,
            "detect_list_id" : "1"
        },

        "PTR" : {},

        "SenderID" : {
            "hide_none" : 1
        },

        "IPRev" : {},

        "Auth" : {},

        "LocalIP" : {},

        "TrustedIP" : {
            "trusted_ip_list" : [
                "100.200.100.2",
                "2001:44c2:3881:aa00::/56",
                "2001:44b8:3021:123:dead:beef:abcd:1234"
            ]
        },

        "!AddID" : {},

        "ReturnOK" : {},

        "Sanitize" : {
            "hosts_to_remove" : [
                "example.com",
                "example.net"
            ],
            "remove_headers" : "yes"
        }
    }
}