403 vs. 400 response from server?

From: Mike Meyer <mwm@contessa.phone.net>
Date: Fri, 14 Apr 95 10:39:16 PST
To: www-talk@w3.org
Message-Id: <19950414.7684710.9909@contessa.phone.net>

Can someone explain where one should use a 403 response versus a 400
response? Is using 400 only for mailformed requests, and 400 for
requests with a command that isn't understood a reasonable
interpretation?

	Thanx,
	<mike

Received on Friday, 14 April 1995 13:49:02 UTC