Re: hotmail not dealing with ECN

Alan Cox
2001-01-31T11:23:10Z

> > So, no reason for a firewall author to check these bits.
>
> I thought that most firewalls were supposed to be insanely paranoid.
> Perhaps it would be considered a possible covert data channel, as
> farfecthed as that may sound.

If you care about such things you run pure proxy. A packet filter is a simple
access barrier it isnt designed to stop information leakage