| Due date | Section/Problems | Section/Problems |
|---|---|---|
| 1/29/02 | your name in Caesar, k=13 | 1.1#6,14; 1.2#13,18; 1.3#1; 1.4#1,6,9,12,19 |
| 2/5/02 | Cryptoquote VQVRQ VIWVR QWHHW GTRVG WUNCT FWRRW DHWCV WBKWG TBGFW RRTYF WITBE - YA RKBQQ WFFWGJW | 2.3.01, 2.3.02, 2.4.03 (affine), 3.1.03, 3.1.04 |
| 2/12/02 | Jumbles TYMIA ZEROF HYNWIN FLOWEL | 3.2.07,3.2.09, 3.3.06,3.3.12, 3.4.01, 3.4.02,3.4.09,3.4.10, 3.5.01,3.5.02 |
| 2/19/02 | If G is good, B bad Riffle on deck of 12, compute the cycle decompositions of GB, BG, GBG-1 |
4.1.01,4.1.06,4.1.08,4.1.09, 4.3.01, 4.3.04, 4.3.06 |
| 2/26/02 | Decrypt Vigenère handout, compute its indices of coincidence for shifts 4,5,6 | 4.4.05,4.4.10, 4.5.02,4.5.03,4.5.06 |
| 3/4/02 | Find key for: Hill cipher B=3,
e(DAABBACDB)=(DUDDABIFK) and Affine Hill B=2 e(GAHFBC)=(XIABIA) | 8.1.01,8.1.02 decrypt Hill HBBBABSBIIHI probable word 'BEARS', B=2 |
| 3/11/02 (DES) |
1) Find subkeys if 64-bit key is [100...0]; 2) Encrypt [0...0] using one round of DES with subkey [11...11]; 3) Which inputs yield F from S-box#1? |
4) Find DES' Initial Permutation
6.1.01, 6.2.01, 6.2.02, 7.5.03, 7.5.04 (homework details on handout) |
| 4/2/02 | Describe numbers, polynomials and protocol to find secret combination 203 (see handout) | Need 2/3 and 4/6 on two committees to consent; one (x,y) is the same for both |
| 4/9/02 | 10.2.1, 10.2.4, 10.2.7, 10.2.8, 10.4.1, 10.4.2, 10.4.3 | 12.5.1, 12.5.2, 13.7.2, 13.7.9 |
| 4/16/02 | Build a square-root oracle for n=55 and use it to factor 55 | 12.6#3,4,9,10; 12.7#1,6 15.5#1,3,5,6,7 |
| 4/23/02 | 16.1.1, 16.1.2, 16.2.3, 16.6.2, 16.6.4, | 22.4.1, 22.5.2 (g=2; 2^27=(2^3)^3=285, 211^27=369) |
| 5/9/02 | Factor 1,000,001 using our attacks | 24.1.1, 24.1.2, 24.2.1, 24.2.2 |
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Charles Weibel / weibel@math.rutgers.edu /Mar. 28, 2002