Karl Hasselstrom wrote: > 1. Split an X byte file into n pieces of X/k bytes each (n >= k), such > that any k pieces suffice to reconstruct the file. ras can do this, though you'll have to do your own splitting of the original file first. > 2. Split an X byte file into n pieces of X bytes each, such that any k > pieces suffice to reconstruct the file (n >= k), but no group of at > most k-1 pieces convey any information about the file contents > whatsoever. > > 3. Split an X byte file into n pieces of X/k bytes each (n >= k), such > that any k pieces suffice to reconstruct the file, but no group of > at most k-1 pieces convey any information about the file contents > (under the assumption that some cryptographic algorithm is > unbreakable). Good luck! -- see shy jo
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