Basic HTML version of Foils prepared May 19 99

Foil 30 Security Uses of Cryptography

From Remarks on Internet and Java Security Basic Information Track Computational Science Course CPS616 -- Spring Semester 1999. by Geoffrey Fox, Mehmet Sen
1)Transmitting over insecure channels
2)Storage on insecure media (essentially the same ideas as 1) but applied to a different need)
3)Authentication of computers or people at end of a message transmission. This includes digital signatures and password hashing
4)Integrity check that message delivered was the one sent (this is different from ensuring that nobody read information which is 1)). This is called message integrity

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