full-disclosure - Hackers View Visa/MasterCard Accounts

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Message-ID: <9B66BBD37D5DD411B8CE00508B69700F033F26D9@pborolocal.rnib.org.uk>
From: John.Airey at rnib.org.uk (John.Airey@...b.org.uk)
Subject: Hackers View Visa/MasterCard Accounts

This doesn't even take into account that AVS is US only so has only limited
protection.

- 
John Airey, BSc (Jt Hons), CNA, RHCE
Internet systems support officer, ITCSD, Royal National Institute of the
Blind,
Bakewell Road, Peterborough PE2 6XU,
Tel.: +44 (0) 1733 375299 Fax: +44 (0) 1733 370848 John.Airey@...b.org.uk 

A fundamentalist - what you call someone more sure of what they believe than
what you are

> -----Original Message-----
> From: Jason Coombs [mailto:jasonc@...ence.org]
> Sent: 18 February 2003 18:01
> To: Richard M. Smith; full-disclosure@...ts.netsys.com
> Subject: RE: [Full-Disclosure] Hackers View Visa/MasterCard Accounts
> 
> 
> AVS gives the merchant a clue as to whether or not there is 
> high risk posed
> by a particular alleged-customer.
> 
> Merchants are free to ignore AVS, and many don't even bother 
> to use it.
> 
> Anyway, it doesn't impact the "declined" or "authorized" 
> result given to a
> shopper at an e-commerce site that implements real-time processing.
> 
> Jason Coombs
> jasonc@...ence.org
> 
> 

- 

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