little-snitch-rules/rules/AppleID.lsrules

{
  "description" : "",
  "name" : "AppleID",
  "rules" : [
    {
      "action" : "allow",
      "ports" : "443",
      "process" : "\/System\/Library\/PrivateFrameworks\/AuthKit.framework\/Versions\/A\/Support\/akd",
      "protocol" : "tcp",
      "remote-hosts" : "gsa.apple.com"
    },
    {
      "action" : "allow",
      "ports" : "443",
      "process" : "\/System\/Library\/PrivateFrameworks\/AuthKit.framework\/Versions\/A\/Support\/akd",
      "protocol" : "tcp",
      "remote-hosts" : "gsas.apple.com"
    },
    {
      "action" : "allow",
      "ports" : "443",
      "process" : "\/System\/Library\/PrivateFrameworks\/IDS.framework\/identityservicesd.app\/Contents\/MacOS\/identityservicesd",
      "protocol" : "tcp",
      "remote-domains" : "ess.apple.com"
    },
    {
      "action" : "allow",
      "ports" : "443",
      "process" : "\/System\/Library\/PrivateFrameworks\/IDS.framework\/identityservicesd.app\/Contents\/MacOS\/identityservicesd",
      "protocol" : "tcp",
      "remote-hosts" : "init-p01md.apple.com"
    },
    {
      "action" : "allow",
      "ports" : "443",
      "process" : "\/System\/Library\/PrivateFrameworks\/IDS.framework\/identityservicesd.app\/Contents\/MacOS\/identityservicesd",
      "protocol" : "tcp",
      "remote-hosts" : "query.ess.apple.com"
    },
    {
      "action" : "allow",
      "ports" : "443",
      "process" : "\/System\/Library\/PrivateFrameworks\/IDS.framework\/identityservicesd.app\/Contents\/MacOS\/identityservicesd",
      "protocol" : "tcp",
      "remote-hosts" : "init.ess.apple.com"
    },
    {
      "action" : "allow",
      "ports" : "443",
      "process" : "\/System\/Library\/PrivateFrameworks\/IDS.framework\/identityservicesd.app\/Contents\/MacOS\/identityservicesd",
      "protocol" : "tcp",
      "remote-hosts" : "profile.ess.apple.com"
    }
  ]
}