Battle of Chustenahlah

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Part 1 out of date

I wrote ISO 9564#Part 1: Basic principles and requirements for online PIN handling in ATM and POS systems based on ISO 9564-1:2002. However the 2002 version has been replaced by a 2011 version, which I don't have access to. Mitch Ames (talk) 23:21, 10 August 2012 (UTC)[reply]

Secondary source

I'm busy debugging a format 2 issue, but here's another source--publicly readable, unlike the ISO spec--that documents the different PIN block formats and how they work:

https://www.eftlab.com/knowledge-base/261-complete-list-of-pin-blocks-in-payments/ — Preceding unsigned comment added by 38.109.137.2 (talk) 21:48, 4 February 2020 (UTC)[reply]

I've added that as an external link. Mitch Ames (talk) 11:23, 5 February 2020 (UTC)[reply]
source: https://en.wikipedia.org/wiki/Talk:ISO_9564