problems

1. score: 0
   Symmetric cryptosystem

   0 points | exact answer | 0 solves | no votes (0 votes; 0 up, 0 down) | 1 hour ago
2. score: 0
   Groups

   0 points | exact answer | 0 solves | no votes (0 votes; 0 up, 0 down) | 1 hour ago #group-theory
3. score: 0
   Attack models

   1 points | exact answer | 0 solves | no votes (0 votes; 0 up, 0 down) | 1 hour ago
4. score: 0
   Cesar

   1 points | exact answer | 0 solves | no votes (0 votes; 0 up, 0 down) | 1 hour ago
5. score: 0
   Threshold secret sharing scheme

   0 points | exact answer | 0 solves | no votes (0 votes; 0 up, 0 down) | 1 hour ago
6. score: 0
   Simple periods

   0 points | exact answer | 0 solves | no votes (0 votes; 0 up, 0 down) | 1 hour ago #lfsr
7. score: 0
   Key space 2

   3 points | exact answer | 0 solves | no votes (0 votes; 0 up, 0 down) | 1 hour ago #cryptoanalysis
8. score: 0
   Temper resistant

   5 points | exact answer | 1 solves | no votes (0 votes; 0 up, 0 down) | 2 hours ago #modular-arithmetic
9. score: 1
   LFSR story

   50 points | exact answer | 1 solves | 100% positive (1 votes; 1 up, 0 down) | 3 hours ago #lfsr #medium
10. score: 0
    Secure mail

    2 points | exact answer | 1 solves | no votes (0 votes; 0 up, 0 down) | 4 hours ago #pkc
11. score: 1
    Devil's 666

    2 points | exact answer | 2 solves | 100% positive (1 votes; 1 up, 0 down) | 5 hours ago
12. score: 0
    Unwanted solutions

    5 points | exact answer | 1 solves | no votes (0 votes; 0 up, 0 down) | 5 hours ago #modular-arithmetic
13. score: 2
    Key space 1

    5 points | exact answer | 4 solves | 100% positive (2 votes; 2 up, 0 down) | 6 hours ago
14. score: 0
    Simple properties of mod operator

    10 points | proof | 0 solves | no votes (0 votes; 0 up, 0 down) | 7 hours ago #modular-arithmetic