Cryptography - Class Info

Date Material Covered Comments
Mar 06 Section 1.1 We will work from these Class Notes. But you will need the text for more detail, and for the problems.
08 Section 1.7
13 2.5, started 1.2
15 1.2, 1.3 upto (not including) 1.3.1
20 1.3, 1.4
22 No Class Math MT
27 1.5 HW #1: Do questions 1.11, 1.20. from the text. And from the notes do
from the March 4 version of the notes: 2.5, 2.12, 1.15, 1.19
or from the current version of the notes: 2.4, 2.7, 1.13, 1.17
29 2.2, half of 2.3 We also saw CoCalc, the online computer algebra system.
If you want it on your computer, it is free at Sagemath.com or at Github for windows.
Apr 03 2.3, 2.4 This included polynomial reductions, which came much earlier in the original version of the notes.
05 2.7, 2.8
10 2.9
12 3.1 HW #2: Text Questions
Edition 1: 1.18, 1.25 (a), 1.32 (c.ii), 1.34, 2.3, 2.6, 2.17(a)
Edition 2: 1.19, 1.26 (a), 1.34 (c.ii), 1.36, 2.3, 2.6, 2.17(a)
Most of you have Edition 1 of the text, I think.
For 1.25 (1.26), square-and-multiply is fast powering.
17 Midterm Week Midterm
19 Midterm Week Midterm Solutions
24 3.2
26 3.3, most of 3.4
May 01 No class
03 Finished 3.4
08 3.5
10 Most of 3.6
15 Oops! I thought we started at 3:00.
17 3.9
22 석가탄신일 No Class
24 3.10 started 5.1
29 5.1, 5.2 This is Chapter 6 in edition 2 of the text.
31 5.3, 5.4
Jun 05 7 Bitcoin stuff is not on the test.
07 (No need to hand in) HW #3: Text Questions
Edition 1: 3.3, 3.12, 3.14, 3.21, 3.38, 3.41, 5.7, 5.8, 5.13
Edition 2: 3.4, 3.13, 3.15, 3.22, 3.39, 3.42, 6.7, 6.8, 6.14
12 Finals Period No Class
14 Finals Period Final Exam.
19 Finals Period Solutions
21 Finals Period No Class

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Last Modified: Fri 13 Mar 2026 01:22:19 PM KST