Cryptography Challenges
# Description Winners Points
8138 Awarded Prize
66 Felix's Mathematical Language 40 26,000 650
65 Yuri's Cellular Automata 29 13,050 450
64 Fermat's Square Fractal 49 19,600 400
63 Richard's Geometric Glyphs 92 18,400 200
62 Isabella's Amazing Maze 43 17,200 400
61 Billions and Billions of Buckets 250 75,000 300
60 Alexander's Letter Scramble 113 11,300 100
59 Polybius Comes Knocking 15 6,000 400
58 Mayan Knotted Sphere 76 22,800 300
57 The Infrequent Mr. Watson 130 39,000 300
56 Felicia's Scrabble Hash 901 156,500 150
55 Chinese Space Time 10 5,000 500
54 Sterling's Robot Speech 11 7,700 700
53 Cooper's Crazy Glyphs 78 7,800 100
52 The Mersenne-Foster Cipher 25 12,500 500
51 Ra's Happy Curse 1,340 67,000 50
50 Debra's Electrophoresis Pieces 27 10,800 400
49 Sheep's Pictographic Melody 22 8,800 400
48 Smith's Christmas Card 59 17,700 300
47 Every Bit As Savage 33 9,900 300
46 Johnny's Chair Can Spin 53 2,650 50
45 Rubik's Cube Of Joy 40 2,000 50
44 Judge, Jury, and Executioner 12 6,000 500
43 Echo's In Perlin Space 166 8,300 50
42 Sagan's Son's Security Signal 15 9,000 600
41 Tammet's Particle Accelerator 421 84,200 200
40 Hannigan's Space Adventure 40 2,000 50
39 Stephenson's Substitution Cipher 132 39,600 300
38 Kricfalusi's Kerfuffle 63 6,000 0
37 Busey's Stream Cipher 105 21,000 200
35 Heinlein's Trinity Cipher 35 7,000 200
34 Tiny Piano Panoply 11 550 50
33 Mansel's Black Box 46 13,800 300
32 Penny For Your Scrubs 36 7,200 200
31 Tickle Thicke's Thick Pink Pickle 22 8,800 400
30 Daneel's Celestial Cipher 26 15,600 600
29 Multivac's Quantum Correlation 207 41,400 200
28 GendouBot Strikes Again 38 19,000 500
27 Movie Madness 68 6,800 100
26 Baltar's Wet Dream 90 18,000 200
25 Zip File Security 137 54,800 400
23 Concentric Circle Cipher 179 35,800 200
22 Hip, Skip, and Jump 87 26,100 300
21 Fielding's Noisy Surprise 306 15,300 50
20 Bouncing Balls 44 26,400 600
19 Cryptography Challenge #19 6 2,400 400
18 Busy As A Bee 22 6,600 300
17 First Contact 12 7,200 600
16 Feynman's Steganographic Cipher 32 19,200 600
15 The Blinking Legend 18 9,000 500
14 Euclid's Coconut Head 53 37,100 700
13 The Morse Witch Project 52 5,200 100
12 Japanese Treasure Hunt 123 12,300 100
11 Handel's Hexadecimal Handle 43 2,150 50
10 Hunt And Pectorals 62 12,400 200
9 Einstein's Theory of Streamability 46 23,000 500
8 Prime Factor Hangman 798 39,900 50
7 Poppin' Polka Cipher 35 24,200 700
6 Counting with Yazelbons 250 75,000 300
5 Beethoven's Cipher 57 45,600 800
4 Dmitri's Substitution Cipher 708 70,800 100
2 Gibson Steganography 30 19,600 700
1 Matryoshka Challenge 67 60,300 900
Top 10
# User Points Finished
1 eXtremeShippuuden 20,700 62
2 easy 20,400 62
3 nneonneo 20,350 61
4 Bart13 20,350 61
5 Kuro 19,000 54
6 carinae 18,450 57
7 Hikaru Maruyama 18,100 56
8 jasonbay13 18,000 58
9 16,200 53
10 hillarryous 16,200 51
Recent Winners
User # Points Time
taiman 27 100 2019-08-19 03:42:38
taiman 28 500 2019-08-18 08:09:36
taiman 29 200 2019-08-18 06:22:18
taiman 30 600 2019-08-18 06:01:46
taiman 31 400 2019-08-17 23:44:17
YLShizuku 66 650 2019-08-01 10:24:29
Gez 4 100 2019-07-31 06:49:50
ysa 21 50 2019-07-29 09:04:59
YLShizuku 58 300 2019-07-25 04:27:39
YLShizuku 51 50 2019-07-25 03:30:33

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