diff --git a/lib/eventos/actors/actors.ex b/lib/eventos/actors/actors.ex
index 77d4042e1..3e1e579c9 100644
--- a/lib/eventos/actors/actors.ex
+++ b/lib/eventos/actors/actors.ex
@@ -522,19 +522,6 @@ defmodule Eventos.Actors do
 
   alias Eventos.Actors.Member
 
-  @doc """
-  Returns the list of members.
-
-  ## Examples
-
-      iex> list_members()
-      [%Member{}, ...]
-
-  """
-  def list_members do
-    Repo.all(Member)
-  end
-
   @doc """
   Gets a single member.
 
diff --git a/lib/eventos_web/controllers/activity_pub_controller.ex b/lib/eventos_web/controllers/activity_pub_controller.ex
index 3789d9c4a..81fb0a99e 100644
--- a/lib/eventos_web/controllers/activity_pub_controller.ex
+++ b/lib/eventos_web/controllers/activity_pub_controller.ex
@@ -14,6 +14,8 @@ defmodule EventosWeb.ActivityPubController do
       conn
       |> put_resp_header("content-type", "application/activity+json")
       |> json(ActorView.render("actor.json", %{actor: actor}))
+    else
+      nil -> {:error, :not_found}
     end
   end
 
@@ -25,9 +27,7 @@ defmodule EventosWeb.ActivityPubController do
       |> json(ObjectView.render("event.json", %{event: event}))
     else
       false ->
-        conn
-        |> put_status(404)
-        |> json("Not found")
+        {:error, :not_found}
     end
   end
 
@@ -86,19 +86,35 @@ defmodule EventosWeb.ActivityPubController do
     json(conn, "ok")
   end
 
+  # only accept relayed Creates
+  def inbox(conn, %{"type" => "Create"} = params) do
+    Logger.info(
+      "Signature missing or not from author, relayed Create message, fetching object from source"
+    )
+
+    ActivityPub.fetch_object_from_url(params["object"]["id"])
+
+    json(conn, "ok")
+  end
+
   def inbox(conn, params) do
     headers = Enum.into(conn.req_headers, %{})
 
-    if String.contains?(headers["signature"] || "", params["actor"]) do
-      Logger.info("Signature error")
-      Logger.info("Could not validate #{params["actor"]}")
+    if String.contains?(headers["signature"], params["actor"]) do
+      Logger.info(
+        "Signature validation error for: #{params["actor"]}, make sure you are forwarding the HTTP Host header!"
+      )
+
       Logger.info(inspect(conn.req_headers))
-    else
-      Logger.info("Signature not from author, relayed message, fetching from source")
-      ActivityPub.fetch_event_from_url(params["object"]["id"])
     end
 
-    json(conn, "ok")
+    json(conn, "error")
+  end
+
+  def errors(conn, {:error, :not_found}) do
+    conn
+    |> put_status(404)
+    |> json("Not found")
   end
 
   def errors(conn, _e) do
diff --git a/test/eventos/events/events_test.exs b/test/eventos/events/events_test.exs
index 2623509ad..cacde8327 100644
--- a/test/eventos/events/events_test.exs
+++ b/test/eventos/events/events_test.exs
@@ -140,6 +140,24 @@ defmodule Eventos.EventsTest do
       event1 = insert(:event, organizer_actor: actor)
       assert {:ok, [event_found], 2} = Events.get_events_for_actor(actor, 1, 1)
     end
+
+    test "get_event_by_url/1 with valid url", %{actor: actor, event: event} do
+      assert event = Events.get_event_by_url(event.url)
+    end
+
+    test "get_event_by_url/1 with bad url", %{actor: actor, event: event} do
+      refute event == Events.get_event_by_url("not valid")
+    end
+
+    test "get_event_by_url!/1 with valid url", %{actor: actor, event: event} do
+      assert event = Events.get_event_by_url!(event.url)
+    end
+
+    test "get_event_by_url!/1 with bad url", %{actor: actor, event: event} do
+      assert_raise Ecto.NoResultsError, fn ->
+        Events.get_event_by_url!("not valid")
+      end
+    end
   end
 
   describe "categories" do