Brian Foster wrote:
> | Date: Sun, 23 Sep 2007 19:38:27 +0100
> | From: "Michele Neylon :: Blacknight" <michele at blacknight.ie>
> |
> | Colm MacCarthaigh wrote:
> | >> Most companies that ask for faxes of credit cards are doing it
> | >> to make sure that a real person exists behind the email address
> | >> and that person actually owns the card and not just the cards
> | >> details
> | >
> | > That's not a compromise, that is placing ordinary people at huge
> | > increased risk to identity and monetary theft - merely for the
> | > convenience of the business. [ ... ]
> |
> | Why?
>> my (current) objection to the procedure presumes the
> receiving FAX machine has a memory and/or prints the
> received FAXes. any such machines used to receive
> such FAXes *must* be in a secured location, accessible
> only to duly authorised staff; the memory must be wiped
> and the paper copies securely destroyed. otherwise,
> you've just created yet _another_ way to steal the
> card's details.
>> ( and in addition, the receiver has the problem of
> matching the incoming FAXes with the waiting-to-be-
> "verified" orders. I can imagine great scope here
> for both confusion and mistakes, and hence possible
> additional security problems. )
>It's a once off verification of you possession of the card. After that
you don't have to send it again.
> the procedure also supposes I have access to a suitable
> transmitting FAX machine. so, for instance, I'd never
> send such a FAX from work, since that machine is not
> secured and, more to the point, I've no idea how to
> wipe it's memory. (and I'm presuming the copier I
> use to make the paper version to be FAXed does not
> have issues of its own, and that I don't forget to
> recover my card (hasn't everyone forgotten the original
> at times?).)
>> I can obviously obtain control of the transmitting end
> (e.g., get a FAX machine for home, or use my computer),
> but I've *NO* control over the receiving end. nor do I
> have much confidence: the institutions handling these
> sensitive details cannot seem to keep the current data
> secure, so I'm throughly unconvinced any new sensitive
> "feature" would be be adequately handled.
>> cheers!
> -blf-
>
--
John Allen mailto:john.allen at codemountain.net
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