Steganography
Today's digital world with its free flow of information, would not exist without cryptography to guarantee our privacy. Plus meets mathematician, author and broadcaster Simon Singh to find out about the science of secrecy.
© 1997-2004, Millennium Mathematics Project, University
of Cambridge.
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Permission is granted to print and copy this page on paper for non-commercial use. For other uses, including electronic redistribution, please contact us.
Careers with maths
From satellites to the London Olympics, all in one career
A favourite from the archive...
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