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Add iframe security headers #1323

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merged 1 commit into from
Jul 3, 2024
Merged

Add iframe security headers #1323

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1 change: 1 addition & 0 deletions apps/api/lib/api_web/endpoint.ex
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Expand Up @@ -43,6 +43,7 @@ defmodule ApiWeb.Endpoint do
plug Plug.MethodOverride
plug Plug.Head
plug ApiWeb.Plugs.MetricsExporter
plug ApiWeb.Plugs.SecureHeaders

# The session will be stored in the cookie and signed,
# this means its contents can be read but not tampered with.
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11 changes: 11 additions & 0 deletions apps/api/lib/api_web/plugs/secure_headers.ex
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@@ -0,0 +1,11 @@
defmodule ApiWeb.Plugs.SecureHeaders do
import Plug.Conn

def init(opts), do: opts

def call(conn, _opts) do
conn
|> put_resp_header("x-frame-options", "ALLOW-FROM #{Core.url("/")}")
|> put_resp_header("content-security-policy", "frame-ancestors #{Core.url("/")};")
end
end
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