<cryptography, mathematics> A special class of one-way function, which is reversible if you know a certain secret associated with the function.
http://rsasecurity.com/rsalabs/faq/2-3-2.html. http://ieor.berkeley.edu/~jshu/knapsack/Review/OverviewPK.html.
(2003-05-22)
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Nearby terms: TRANS-USE « trap « trap door « trap-door function » trash » Trash-80 » traveling salesman problem