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Najvan
@najvan
It was cryptography amateurs who created different varieties. Leading cryptographers focused on the real problems of systems that were in use and are now obsolete. The amateurs, freed from the facts, moved towards this theory. David Kahn
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a.Man.with.idea
@sowe
Who is David Khan?
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Trang Tran
@juliantran
Hi, pls come here
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