Educause Security Discussion mailing list archives

Re: Anyone have a PCI/DSS 3.1 Compliant Unattended Payment Terminal Solution?


From: Brian Griffith <griffibw () WHITMAN EDU>
Date: Mon, 22 Feb 2016 08:55:11 -0800

We've toyed around with using iPads with cellular modems for this purpose
(kiosks).  Encrypted, keeps it off our network, sandboxed, etc.  Has
anybody gone this route or have positive or negative feedback on that idea?

Thanks,

Brian W. Griffith
Information Security Officer
Whitman College
griffibw () whitman edu


On Mon, Feb 22, 2016 at 7:23 AM, David Sheryn <dsheryn () london edu> wrote:

Hi,

Like Kevin, I'm not a qualified ISA, but my understanding of the situation
is as follows:

"If the payment page is securely hosted, and the CDN is properly
protected, then a kiosk machine on your network is no different from a
student user a computer at home to make the same payment."

The difference is that if the payment is solicited by your organisation
AND you run the equipment on which you solicit the payment (or at least if
your organisation 'advertises' or 'notifies' that you are providing
equipment for the purpose of making a payment) then it is *that* which puts
the kiosk into scope for your PCI compliance. The other key difference is
that the student's own PC is likely to only have their own CHD going
through it, whereas your kiosk is likely to have multiple people's CHD
going through it, making it a more fruitful place to attack.

"This kiosk would have to be pretty tightly controlled to ensure no
physical or software key loggers are installed, and routinely malware/virus
scanned. I'd lock it down with GPO or a specialized software to ensure
integrity."

Absolutely.  Or rebuild it every night with a known clean image?

"I assume there are other machines on your network where employees are
able to enter CC#, isn't this the same basic concept?"

If employees are able to enter CHD (CC#) on a customer's behalf, then all
of the infrastructure touched by the CHD, and everything connected directly
to it, is in scope for PCI compliance.  Card Holder Data is very toxic,
from a PCI compliance perspective... :-/

Regards

--
David Sheryn | Information Security Specialist | Information Technology.
London Business School | Regent's Park | London NW1 4SA | United Kingdom.
Switchboard +44 (0)20 7000 7000 | Direct line +44 (0)20 7000 7776

www.london.edu | London experience. World impact.


-----Original Message-----
From: The EDUCAUSE Security Constituent Group Listserv [mailto:
SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of Kevin Reedy
Sent: 22 February 2016 14:50
To: SECURITY () LISTSERV EDUCAUSE EDU
Subject: Re: [SECURITY] Anyone have a PCI/DSS 3.1 Compliant Unattended
Payment Terminal Solution?

Mandi,

While admittedly no a PCI expert, I think I know it pretty well.  I'm a
bit confused as to what it is you are looking for.  If the payment page is
securely hosted, and the CDN is properly protected, then a kiosk machine on
your network is no different from a student user a computer at home to make
the same payment.

This kiosk would have to be pretty tightly controlled to ensure no
physical or software key loggers are installed, and routinely malware/virus
scanned.
I'd lock it down with GPO or a specialized software to ensure integrity.

I assume there are other machines on your network where employees are able
to enter CC#, isn't this the same basic concept?

I guess I'm missing the part of PCI you are looking to satisfy aside from
those listed above?

-Kevin



From:   Mandi Witkovsky <witkovsm () IPFW EDU>
To:     SECURITY () LISTSERV EDUCAUSE EDU,
Date:   02/18/2016 11:52 AM
Subject:        [SECURITY] Anyone have a PCI/DSS 3.1 Compliant Unattended
            Payment Terminal Solution?
Sent by:        The EDUCAUSE Security Constituent Group Listserv
            <SECURITY () LISTSERV EDUCAUSE EDU>



We have a strong desire by administration to provide a payment
terminal/kiosk for students to may payments.  We have always had issues
providing a compliant kiosk, and in fact have stripped them out of our
environment because we don’t have the manpower to maintain it.

Is anyone using (or know of) hardware/service to outsource this
functionality?

Thanks,
mandi

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