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RE: Paper on Summary of ISO12812 by Alan Thiemann

From: Telford-Reed, Nick <Nick.Telford-Reed@worldpay.com>
Date: Wed, 20 May 2015 09:28:30 +0000
To: "'??(??)'" <sunqian.sq@alibaba-inc.com>, "Joerg.Heuer@telekom.de" <Joerg.Heuer@telekom.de>, "public-webpayments-ig@w3.org" <public-webpayments-ig@w3.org>
CC: "ajthiemann@gmail.com" <ajthiemann@gmail.com>, "David_E3@VERIFONE.com" <David_E3@VERIFONE.com>
Message-ID: <F83606EEAA40AC4EA2919143B15B74C1890C454E@UKDC2-PC-MBX03.worldpay.local>
That pretty much at a stroke knocks out Host Card Emulation, which is Google's approach to mobile payments, so I think I would be reluctant to make that step. 

Nick Telford-Reed
e: nick.telford-reed@worldpay.com | m: +447799473854 | t: +44 203 664 5069

> -----Original Message-----
> From: 孙倩(雪迪) [mailto:sunqian.sq@alibaba-inc.com]
> Sent: 19 May 2015 04:10
> To: Joerg.Heuer@telekom.de; public-webpayments-ig@w3.org
> Cc: ajthiemann@gmail.com; David_E3@VERIFONE.com
> Subject: 答复: Paper on Summary of ISO12812 by Alan Thiemann
> Hi all,
> So, can we change the description to "Important data, such as the fingerprint
> template and private key, and sensitive code should be stored and executed
> in a security area (e.g. TEE, SE etc.) "?
> -----邮件原件-----
> 发件人: Joerg.Heuer@telekom.de [mailto:Joerg.Heuer@telekom.de]
> 发送时间: 2015年5月18日 22:58
> 收件人: 孙倩(雪迪); public-webpayments-ig@w3.org
> 抄送: ajthiemann@gmail.com; David_E3@VERIFONE.com
> 主题: RE: Paper on Summary of ISO12812 by Alan Thiemann
> Hello,
> While we definitely support the importance of security hardware for the use
> of privacy-risky technology, I suppose to not explicitly ask for a technology,
> but rather talk about its capabilities. For several uses an SE might still be okay,
> though TEE might be desirable for the future. In fact, it might take a long time
> for TEEs to proliferate until then, we should allow existing solutions to kick in
> as soon as possible. I'd probably try to even think about how TPM/ MTM
> could be helpful too.
> In this case, I'd propose to just refer to a "technology to store and validate
> fingerprint templates in separate security hardware on the device or
> physically connected to it".
> Cheers,
> 	Jörg
> -----Original Message-----
> From: 孙倩(雪迪) [mailto:sunqian.sq@alibaba-inc.com]
> Sent: Montag, 18. Mai 2015 09:10
> To: 'David Ezell'; public-webpayments-ig@w3.org
> Cc: 'Alan J. Thiemann'
> Subject: 答复: Paper on Summary of ISO12812 by Alan Thiemann
> Thanks for Alan's summary.
> For the" Part 2: Security and data protection for mobile financial
> services",I have some consideration that in order to protect financial
> privacy useful, the mobile device technology should combines Secure
> Elements
> (SE) and a Trusted Execution Environment (TEE) to protect payment
> credentials. Beacause the SE only has Limited processing and storage
> capacity, but TEE can offer safe execution of authorized security software,
> known as 'trusted applications', enables it to provide end-to-end security by
> enforcing protection, confidentiality, integrity and data access rights.
> And when we design the payment architecure and use cases, we should also
> pay attention to that some payment application should be served as a
> TA(trusted
> appliation) to run in the TEE for security.
> For example in the Use case  " Non-essential Use Cases -Biometric",
> we have already emphasized as following:
> An individual's privacy should be protected when performing any sort of
> biometric authentication.
> Important data, such as the fingerprint template and private key, and
> sensitive code should be stored and executed in a Trusted Execution
> Environment (TEE).
> -----邮件原件-----
> 发件人: David Ezell [mailto:David_E3@VERIFONE.com]
> 发送时间: 2015年5月18日 0:56
> 收件人: public-webpayments-ig@w3.org
> 抄送: Alan J. Thiemann (ajthiemann@gmail.com)
> 主题: Paper on Summary of ISO12812 by Alan Thiemann
> Dear Web Payments group:
> My colleague Alan Thiemann[1] has written a summary of ISO 12812[2].  This
> work is Alan's opinion of the work - not official.  But it is a very good
> introduction to the work and the expected trajectory at ISO.
> I would request that everyone in our group give this paper consideration - it
> won't take long, and will help inform any needed discussion.
> Best regards,
> David
> [1] Alan is on the Board of Advisors for Conexxus (NACS technology) and
> does work for NACS.  He serves as chair of the X9 Mirror Group handling ISO
> 12812 work in the US.
> [2]
> https://lists.w3.org/Archives/Member/w3c-archive/2015May/att-

> 0254/Executive_
> Summary_of_ISO_12812_05012015.pdf
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Received on Wednesday, 20 May 2015 09:28:57 UTC

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