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→Magnetic Stripes
== Magnetic Stripes ==
Hokie Passport authentication is controlled by a CBORD CS Gold system, and can be used for dining, printing, laundry, vending, and building access, among other things. Data on the magnetic strip is of the format
Tracks 1 and 3 of the magnetic strip are unused. Track 2 contains two fields, separated by "=". The first field contains the 9-digit, BCD-encoded student ID number. The second field is 4 BCD digits and stores a "lost card" number which starts at 0 and is used to deactivate lost or stolen cards, and the school code; the school code for Virginia Tech is 249. The thin stripe near the middle was formerly used by the copiers on the fourth floor of [[Newman Library]], but newer copiers use Hokie Passport funds.