Summary for Week 3
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Lecture 5: We covered basics of block cipher design. We also covered Fiestel
cipher. We discussed simplified DES and DES. We covered the ECB mode of operation.
Date: Tu, 09/29/2007.
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Lecture 6: We covered basics of number theory needed for public-key cryptography.
There was a 5 page note sent out on the basics of number theory. Make sure you become
familiar with the note.
Date: Tu, 10/02/2007.