Free ride: students crack ticket algorithm

By Ben Grubb
Updated November 13 2012 - 8:08am, first published 7:37am
Cracked ... a team of students has worked out the algorithm used on Sydney's public transport tickets, including the rail network.
Cracked ... a team of students has worked out the algorithm used on Sydney's public transport tickets, including the rail network.
The Sydney university students that cracked the algorithm. <i>Photo:  <b><a href="http://www.scmagazine.com.au">Darren Pauli/SCMagazine</a></i></b>
The Sydney university students that cracked the algorithm. <i>Photo: <b><a href="http://www.scmagazine.com.au">Darren Pauli/SCMagazine</a></i></b>

A team of Sydney university students have cracked the secret algorithm used on Sydney's public transport tickets for buses, trains and ferries, which they say could allow them to print their own tickets.

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