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bentham’s gaze
Update in July 2022: The passport machine readable zone (MRZ) calculator now permits gender to be unspecified.
Name Description Source Format Template Tag Length P/C
Language Preference 1–4 languages stored in order of preference, each represented by 2 alphabetical characters according to ISO 639 Note: EMVCo strongly recommends that cards be personalised with data element '5F2D' coded in lowercase, but that terminals accept the data element whether it is coded in upper or lower case. ICC an 2 A5 5F2D 2–8 primitive

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This site is run by Steven Murdoch and hosted by the Information Security Group at University College London. More details about the work we are doing can be found on our information security research blog: Bentham’s Gaze.

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