Challenges (all - none) Votes D C E P # Solved?
1: Treasure your smiley! [made by relee] 55vote-icon 9.49.48.89.6 130
not Done
2: Amazing [made by cyph1e] 56vote-icon 8.39.18.09.4 158
not Done
3: F|nd y0ur w4y [made by Caesum] 162vote-icon 7.88.57.87.2 718
not Done
4: The True Knight [made by BaRa] 112vote-icon 8.08.47.78.9 326
not Done
5: Gambit [made by cyph1e] 86vote-icon 6.46.76.26.3 369
not Done
6: Encryption is everything 418vote-icon 5.65.86.25.4 1972
not Done
7: Isn't that easy ;-) 641vote-icon 3.95.14.64.5 4182
not Done
8: Hash the future! 721vote-icon 4.35.14.54.4 4374
not Done
9: Hard but possible. 624vote-icon 3.64.94.34.4 3906
not Done
10: $cript Kiddie$ [made by DeathSpawn] 596vote-icon 3.94.85.24.6 3657
not Done
11: Easy script 947vote-icon 2.63.53.53.7 5960
not Done
12: Often used but easy to solve. 1811vote-icon 2.53.43.73.9 8107
not Done
13: First one and very easy to do. 2650vote-icon 0.81.52.23.2 11932
not Done
1: RHC 8 (rayp0rn) [made by rayden5] 64vote-icon 7.99.18.99.3 206
not Done
2: Linux [made by chrisi] 7vote-icon 8.98.79.19.0 21
not Done
3: RHC 7 (r3d5pik3) [made by r3d5pik3] 47vote-icon 7.78.17.98.4 150
not Done
4: Write an Exploit I (bitboard 2.4 final) 14vote-icon 6.38.07.97.5 47
not Done
5: RHC 5 102vote-icon 7.17.77.67.7 400
not Done
6: Kalitrust 36vote-icon 7.27.78.38.2 101
not Done
7: Our guestbook! 122vote-icon 6.27.37.17.1 686
not Done
8: RHC 4 124vote-icon 6.57.26.87.1 632
not Done
9: Lose Lip5 [made by turbotrolley] 76vote-icon 6.17.16.37.6 276
not Done
10: Analyse this III! 43vote-icon 7.07.17.37.6 231
not Done
11: Linux Source Deadbeef [made by chrisi] 56vote-icon 5.77.08.07.3 150
not Done
12: SQL-Injection 2 [made by Inferno] 170vote-icon 6.66.98.16.9 663
not Done
13: Linux Binary Starter [made by chrisi] 11vote-icon 6.56.78.58.1 29
not Done
14: RHC 6 155vote-icon 5.16.55.86.6 716
not Done
15: Analyse this II! 140vote-icon 5.36.26.26.5 792
not Done
16: RHC 9 114vote-icon 4.86.15.86.7 512
not Done
17: Global userkey 138vote-icon 4.95.95.65.1 1178
not Done
18: Realistic Hacking Challenge (RHC) 1 245vote-icon 4.65.75.66.6 1405
not Done
19: [Down]The strange link. 195vote-icon 4.55.54.55.1 886
not Done
20: Analyse this I! 318vote-icon 4.05.35.75.1 2028
not Done
21: RHC 2 199vote-icon 4.35.25.66.1 1067
not Done
22: TBS Browser / OS 351vote-icon 3.54.85.14.8 2531
not Done
23: Barnell [made by Nico] 190vote-icon 3.34.83.97.0 832
not Done
24: Take a cookie or two. 313vote-icon 3.54.54.84.8 2023
not Done
25: Easy starter 578vote-icon 3.04.14.74.5 3837
not Done
26: SQL-Injection I 198vote-icon 3.63.95.04.6 1164
not Done
27: Common passwords 300vote-icon 3.93.73.54.0 1934
not Done
1: Crypto Square(s) [made by velo] 22vote-icon 8.99.36.36.7 44
not Done
2: Crypto Training Programme [made by Caesum] 22vote-icon 8.28.89.38.7 46
not Done
3: Powerful key (KCTA 3) [made by Phas(retired)] 26vote-icon 8.18.88.88.2 84
not Done
4: Simple encryption (KPTA 1) [made by Phas(retired)] 36vote-icon 7.28.78.18.9 102
not Done
5: Hash me baby (ph128) [made by Phas(retired)] 26vote-icon 7.98.78.58.5 70
not Done
6: Crypto-Router [made by bb and Phas(retired)] 21vote-icon 7.08.67.18.0 55
not Done
7: ALPHABET'S NIGHTMARE [made by cabrero64] 18vote-icon 8.78.56.76.8 75
not Done
8: Jules Verne [made by RogerFanMorvill] 68vote-icon 7.08.47.88.2 314
not Done
9: The Maldito Algorithm II (MDA 2) [made by bb] 24vote-icon 8.38.47.98.2 55
not Done
10: Encrypting me softly (KPTA 3) [made by Phas(retired)] 25vote-icon 6.28.37.68.4 58
not Done
11: CONTACT !!! [made by cabrero64] 38vote-icon 8.48.25.38.1 72
not Done
12: Exorcise me [made by Corso] 26vote-icon 6.58.28.18.1 86
not Done
13: The Maldito Algorithm (MDA 1) [made by bb] 38vote-icon 6.98.17.78.1 95
not Done
14: Can I be analyzed please? [made by cabrero64] 25vote-icon 7.78.16.46.9 98
not Done
15: Secret algorithm (KPTA 2) [made by Phas(retired)] 19vote-icon 7.27.97.48.5 40
not Done
16: Step by Step [made by cabrero64] 26vote-icon 8.77.98.27.7 91
not Done
17: Stronger key (KCTA 2) [made by Phas(retired)] 50vote-icon 7.17.98.18.1 143
not Done
18: The Treasure [made by RogerFanMorvill] 36vote-icon 6.97.87.17.4 188
not Done
19: Data file [made by Horga] 45vote-icon 7.57.67.76.8 244
not Done
20: Slovenia [made by velo] 24vote-icon 7.27.35.65.4 73
not Done
21: [made by cabrero64] 49vote-icon 4.87.35.27.1 170
not Done
22: The vowels attack [made by wzZx] 28vote-icon 7.17.35.65.6 85
not Done
23: Roberto's crypto idea [made by cabrero64] 52vote-icon 5.47.34.56.4 155
not Done
24: Cryptography & History [made by RogerFanMorvill] 66vote-icon 6.37.27.37.9 364
not Done
25: Amsco [made by Caesum] 36vote-icon 8.07.27.76.7 150
not Done
26: Do you want to dance with me? [made by cabrero64] 31vote-icon 6.67.15.55.4 167
not Done
27: Eldorado [made by KeKoEOL] 58vote-icon 5.07.15.86.8 295
not Done
28: Pythagora's dream [made by cabrero64] 20vote-icon 7.07.16.06.2 88
not Done
29: TWO CONVERSION 27vote-icon 7.17.05.85.8 78
not Done
30: Hexen [made by Inferno] 41vote-icon 6.17.05.56.1 131
not Done
31: Cryptography & Literature [made by RogerFanMorvill] 84vote-icon 5.66.96.87.4 511
not Done
32: Ok. Let's all be nice and just play fair. [made by DeathSpawn] 80vote-icon 6.66.87.17.1 413
not Done
33: Weak algorithm (KCTA1) [made by Phas(retired)] 77vote-icon 4.56.86.17.5 257
not Done
34: Elementary my dear Watson! [made by DeathSpawn] 52vote-icon 5.06.55.14.8 242
not Done
35: Andante appassionato in F major [made by cabrero64] 44vote-icon 4.96.55.45.7 201
not Done
36: Solve it! [made by |MasterMind|] 38vote-icon 6.06.36.05.7 160
not Done
37: Kensington Stone [made by RogerFanMorvill] 118vote-icon 4.96.35.86.4 709
not Done
38: Signs 57vote-icon 6.46.36.26.1 222
not Done
39: She likes hexcode [made by Dennis29] 50vote-icon 5.46.35.66.0 284
not Done
40: Strange language 201vote-icon 4.06.25.75.1 1350
not Done
41: GA BU ZO MEU [made by qwertydawom] 117vote-icon 4.56.15.35.5 466
not Done
42: You should be able to see it! 96vote-icon 4.26.05.25.4 590
not Done
43: What is it...? [made by RiOk] 42vote-icon 5.45.94.54.7 233
not Done
44: Easy to use but useful 90vote-icon 5.35.74.95.3 521
not Done
45: Crypto [made by wyvern] 68vote-icon 4.95.74.44.8 474
not Done
46: RSA - not always good [made by moyo] 81vote-icon 5.05.76.05.4 258
not Done
47: Double The Fun [made by Inferno] 19vote-icon 5.65.75.35.3 94
not Done
48: Damn easy [made by Inferno] 42vote-icon 5.05.55.15.3 189
not Done
49: DO U LIKE MY JUMPS? 39vote-icon 5.85.44.14.2 164
not Done
50: OH MY GOD,THEY KILLED KENNY! 29vote-icon 6.05.44.75.1 122
not Done
51: Siberian Stigmatism [made by BaRa] 29vote-icon 4.65.33.66.0 69
not Done
52: You will get it! 93vote-icon 4.95.25.35.0 673
not Done
53: Write something II [made by Cerades] 37vote-icon 5.55.23.54.6 95
not Done
54: Try out something... 70vote-icon 4.45.24.04.6 535
not Done
55: Count and wonder [made by Caesum] 62vote-icon 5.15.15.15.1 542
not Done
56: First VISUAL crypto 214vote-icon 3.45.03.74.9 1618
not Done
57: Alien [made by Caesum] 70vote-icon 4.75.04.45.3 408
not Done
58: third VISUAL crypto 137vote-icon 3.64.94.05.0 1056
not Done
59: What is not written? 63vote-icon 4.14.94.45.0 333
not Done
60: I hate Footloose... [made by iloveallison] 131vote-icon 4.34.94.84.9 819
not Done
61: VISUAL crypto 2. I hate addition ;-) 201vote-icon 3.24.73.54.8 1513
not Done
62: Back too the base! 89vote-icon 3.94.74.54.5 786
not Done
63: Not too complicated... 109vote-icon 3.84.64.24.5 829
not Done
64: Bli Bla Blubb - the fish [made by nighthawk] 45vote-icon 5.94.55.14.6 223
not Done
65: Capitals 107vote-icon 4.14.44.54.6 680
not Done
66: MD is my friend! [made by nighthawk] 254vote-icon 3.24.34.54.7 1637
not Done
67: Harder but possible. 226vote-icon 4.14.34.54.4 1594
not Done
68: How does it work? 159vote-icon 3.24.24.64.7 1192
not Done
69: Easy starter! 527vote-icon 2.12.53.53.7 3526
not Done
1: Oh Christ! Roger refuses his classical origins. [made by mips] 5vote-icon 9.09.89.88.4 10
not Done
2: Flippin Eck!!! 7vote-icon 8.19.49.48.9 18
not Done
3: Walnut [made by chrisi] 10vote-icon 7.58.77.98.2 20
not Done
4: Amaze me! [made by bb] 71vote-icon 4.58.55.47.0 210
not Done
5: Leonardo Me [made by bb and chrisi] 19vote-icon 6.78.47.37.9 50
not Done
6: Impress Me [made by bb] 41vote-icon 6.58.47.87.5 135
not Done
7: Quintessence [made by Caesum] 11vote-icon 7.58.38.57.5 24
not Done
8: Register Me [made by Phas(retired)] 25vote-icon 5.88.26.18.1 86
not Done
9: A lesson in BF #2 14vote-icon 7.38.17.98.0 52
not Done
10: A lesson in Brute Force 23vote-icon 6.78.07.07.1 76
not Done
11: AntiMips [made by Phas(retired)] 14vote-icon 6.47.97.97.8 40
not Done
12: What Am I? [made by mxn] 8vote-icon 6.97.98.57.4 20
not Done
13: Anti - VB #2 [made by giGGles] 21vote-icon 7.47.86.86.2 102
not Done
14: All The Strings [made by bb and quangntenemy] 5vote-icon 6.47.65.27.6 32
not Done
15: Crack your brain! [made by phiber] 13vote-icon 8.17.48.17.6 30
not Done
16: ASM Crackit 2 [made by Inferno] 19vote-icon 6.47.36.67.2 57
not Done
17: Crack My Source :) [made by Phas(retired)] 34vote-icon 5.77.26.56.9 94
not Done
18: Decrypt Me [made by Phas(retired)] 15vote-icon 6.77.16.96.8 41
not Done
19: Minor Difference [made by Caesum] 34vote-icon 6.47.07.05.6 162
not Done
20: Upgrade your brains [made by BlackCat64 and Rayden] 15vote-icon 5.47.07.55.5 29
not Done
21: IDA Miami [made by bb] 10vote-icon 5.96.96.66.4 30
not Done
22: Crack your brain again! [made by mips] 9vote-icon 7.16.86.45.9 31
not Done
23: MathMe Softly [made by S0410N3] 9vote-icon 5.66.85.65.6 24
not Done
24: no name so far [made by izvekov] 16vote-icon 6.86.87.87.0 67
not Done
25: Crackit 14 [made by phiber] 31vote-icon 6.96.56.55.9 136
not Done
26: ASM Crackit 1 [made by Inferno] 34vote-icon 5.66.46.16.4 100
not Done
27: read carefully... 87vote-icon 5.76.46.55.8 604
not Done
28: DOS-Crackit [made by NETELECTRON] 29vote-icon 7.26.37.55.5 144
not Done
29: Seri-Seri-Serials [made by RogerFanMorvill] 51vote-icon 5.46.36.06.1 297
not Done
30: Burn Your Processor [made by Phas(retired)] 29vote-icon 4.96.25.95.9 80
not Done
31: Anti VB #3 final [made by giGGles] 14vote-icon 7.16.16.16.0 27
not Done
32: Anti - VB [made by giGGles] 28vote-icon 5.66.16.16.0 181
not Done
33: Reduced to Ashes [made by RogerFanMorvill] 66vote-icon 5.46.06.26.1 327
not Done
34: Trust Your Hand [made by Gome] 31vote-icon 5.16.06.56.0 124
not Done
35: A little more difficult [made by RogerFanMorvill] 54vote-icon 5.15.85.45.4 175
not Done
36: Key+Code [made by KeKoEOL] 9vote-icon 6.05.85.75.0 34
not Done
37: Upgrade your brains 2 [made by BlackCat64, Plasmator and Rayden] 8vote-icon 6.15.87.06.3 15
not Done
38: Get the number! [made by visionz] 55vote-icon 4.85.75.55.7 351
not Done
39: Keyme part III 49vote-icon 5.25.45.55.1 434
not Done
40: Still not difficult 174vote-icon 4.35.34.94.8 1264
not Done
41: Sentinel [made by Plasmator] 13vote-icon 6.65.04.56.2 49
not Done
42: Second DOS-crackit [made by visionz] 31vote-icon 5.04.75.24.6 194
not Done
43: It's starting 301vote-icon 2.94.63.84.0 1903
not Done
44: Linux Crackit 1 [made by mic] 34vote-icon 3.94.54.64.4 193
not Done
45: That is harder. 159vote-icon 3.64.44.54.3 1281
not Done
46: Not only patching. But also easy. 68vote-icon 3.74.24.14.4 613
not Done
47: Get the key part I (warmup only) 77vote-icon 4.04.24.34.2 647
not Done
48: Keyme part II 74vote-icon 3.64.04.24.5 613
not Done
49: Not possible? 167vote-icon 2.73.43.43.7 1332
not Done
50: Also easy. 378vote-icon 2.12.83.53.8 2608
not Done
51: Show your cracking skills. 390vote-icon 1.92.42.93.3 2293
not Done
52: Easy VB-Crackit [made by visionz] 251vote-icon 1.62.32.32.8 1574
not Done
1: Down the tubes [made by BaRa] 3vote-icon 9.010.06.010.0 13
not Done
2: Confession To Life [made by BaRa] 6vote-icon 9.29.75.39.8 14
not Done
3: The Long Forgotten Game [made by BaRa] 8vote-icon 9.49.44.99.1 18
not Done
4: Wible Woble [made by BaRa] 13vote-icon 7.49.16.58.0 29
not Done
5: Around The World 2 [made by BaRa] 14vote-icon 7.98.97.19.2 38
not Done
6: The Screensaver [made by BaRa] 14vote-icon 7.08.86.69.0 24
not Done
7: Target-Identification [made by BaRa] 22vote-icon 6.68.26.68.5 52
not Done
8: Around The World 4 - The Pixel Press [made by BaRa] 8vote-icon 6.48.14.88.9 17
not Done
9: The Lost Issue [made by BaRa] 17vote-icon 6.78.06.48.2 35
not Done
10: !Around The World 3 - The Image Press [made by BaRa] 1vote-icon 7.08.06.07.0 6
not Done
11: FootPrints [made by BaRa] 28vote-icon 5.87.94.27.0 78
not Done
12: Cutting Edge Photography [made by BaRa] 21vote-icon 7.47.97.38.5 45
not Done
13: Morphling [made by Inferno] 38vote-icon 5.47.95.47.3 137
not Done
14: Only noise? 21vote-icon 7.37.87.48.0 86
not Done
15: Let's coordinate stuff [made by Inferno] 39vote-icon 5.97.75.87.9 132
not Done
16: KiWi Frenzy [made by BaRa] 10vote-icon 7.17.74.87.2 25
not Done
17: Around The World [made by BaRa] 25vote-icon 6.47.66.07.9 76
not Done
18: I really like that one. 56vote-icon 7.07.64.67.4 320
not Done
19: SOS [made by quangntenemy] 34vote-icon 7.07.64.95.7 98
not Done
20: You are granted a license! [made by BaRa] 19vote-icon 6.77.65.78.2 56
not Done
21: Greetings From Honduras [made by BaRa] 36vote-icon 5.27.56.17.5 108
not Done
22: Customized colors 17vote-icon 7.77.56.56.8 63
not Done
23: The coast guard [made by Halamantariel] 20vote-icon 6.97.56.47.2 88
not Done
24: Shapeless [made by pjsk8] 67vote-icon 4.47.34.55.7 183
not Done
25: Forest in Autumn [made by jmordax] 21vote-icon 5.47.26.77.1 69
not Done
26: Waterfall [made by jmordax] 17vote-icon 6.47.26.56.6 54
not Done
27: Stegano Reloaded [made by Jagori] 15vote-icon 7.17.16.96.5 64
not Done
28: The Orient Express [made by BaRa] 38vote-icon 5.97.05.18.4 102
not Done
29: Ski-Ba-Bop-Ba-Dop-Bop [made by BaRa] 53vote-icon 4.56.94.16.5 159
not Done
30: Footprints 2 [made by BaRa] 10vote-icon 5.86.95.66.8 27
not Done
31: Did you have coffee today? [made by jmordax] 17vote-icon 5.76.96.27.1 52
not Done
32: The Beatles 24vote-icon 5.76.86.36.6 106
not Done
33: Complement in the Forest [made by jmordax] 22vote-icon 5.56.86.27.2 61
not Done
34: Easy Beatle stegano 15vote-icon 6.76.85.56.7 86
not Done
35: A more difficult ASCII (bits and bytes...) 39vote-icon 6.46.76.86.7 223
not Done
36: Customized colors [made by SA007] 29vote-icon 5.86.75.76.1 133
not Done
37: Just focus! [made by beerhunter] 211vote-icon 3.16.63.56.3 1177
not Done
38: Superpacked [made by BaRa] 19vote-icon 4.76.63.35.8 43
not Done
39: BMP Addiction [made by S0410N3] 9vote-icon 5.36.65.66.4 27
not Done
40: The two Cerditos [made by RogerFanMorvill] 44vote-icon 5.26.55.46.6 200
not Done
41: Dance! 51vote-icon 4.76.55.66.2 271
not Done
42: SteganoReality [made by occasus] 36vote-icon 5.16.46.57.3 108
not Done
43: I hate QWERTY [made by mic] 29vote-icon 6.46.35.15.3 121
not Done
44: The Friendly Hobo [made by BaRa] 9vote-icon 5.36.35.16.6 24
not Done
45: Hmmm, Nice Pie [made by Inferno] 48vote-icon 4.36.34.86.0 156
not Done
46: Lines, Lines and again Lines [made by ItsMeTristan] 48vote-icon 5.36.25.16.0 203
not Done
47: Be careful! [made by RiOk] 12vote-icon 6.16.15.25.8 55
not Done
48: Feel the beat 40vote-icon 5.06.05.26.1 189
not Done
49: Nice one [made by FirebirdGM] 53vote-icon 5.06.05.15.8 313
not Done
50: Not everything is like it seems. 85vote-icon 4.85.85.76.3 583
not Done
51: similar 48vote-icon 4.85.74.96.2 257
not Done
52: Lesson of Japanese [made by RogerFanMorvill] 23vote-icon 5.15.65.46.3 73
not Done
53: Minesweeper [made by diskis] 70vote-icon 4.25.54.16.0 345
not Done
54: Hidden Stegano [made by n17r0] 18vote-icon 4.55.44.15.1 50
not Done
55: Move it! 73vote-icon 4.65.44.15.1 391
not Done
56: Sorry no hint available! 18vote-icon 6.65.34.75.4 99
not Done
57: In the depth of the code [made by doOdzZZ] 8vote-icon 7.55.35.46.3 56
not Done
58: Its harder than the second or ? 100vote-icon 4.35.24.45.3 694
not Done
59: ASCII 135vote-icon 3.95.24.65.2 1011
not Done
60: Red bar [made by Thireus] 26vote-icon 5.05.04.15.2 72
not Done
61: You will get it! lol 59vote-icon 4.14.74.25.0 350
not Done
62: How to VIEW me? [made by sniperkid] 146vote-icon 3.54.74.74.4 852
not Done
63: Evil Lizzard [made by BaRa] 108vote-icon 2.74.53.05.1 430
not Done
64: First little stegano 298vote-icon 3.14.44.14.6 1965
not Done
65: The real goat! 44vote-icon 7.13.84.14.7 187
not Done
66: I know too easy. 440vote-icon 2.33.63.23.8 3033
not Done
67: Another sound one [made by Thireus] 33vote-icon 6.13.32.94.2 92
not Done
1: Flash-Hex 23vote-icon 8.77.67.76.7 69
not Done
2: Flash #2 54vote-icon 6.06.76.66.3 170
not Done
3: Flash one [made by DeathSpawn] 301vote-icon 2.53.34.04.0 1881
not Done
1: Jigsaw Puzzle [made by acidbits] 45vote-icon 8.09.18.09.1 123
not Done
2: The Blacksheep Story Part II [made by Caesum] 43vote-icon 7.28.37.69.0 135
not Done
3: Morse Chaos [made by Phas(retired)] 30vote-icon 8.38.06.96.8 77
not Done
4: Numbers 57vote-icon 7.67.88.17.4 245
not Done
5: Looping [made by Inferno] 57vote-icon 7.47.57.57.2 163
not Done
6: Circling around [made by Inferno] 35vote-icon 7.17.57.57.1 103
not Done
7: The Blacksheep Story Part III [made by Caesum] 33vote-icon 6.77.17.27.4 132
not Done
8: The Blacksheep Story Part I [made by Caesum] 48vote-icon 6.77.07.37.7 182
not Done
9: Speckled Windows [made by BaRa] 62vote-icon 5.67.06.37.2 193
not Done
10: Peano Jordan 60vote-icon 5.26.86.77.9 193
not Done
11: just another calculation 82vote-icon 6.26.77.06.3 376
not Done
12: Lights out! [made by aceldama] 15vote-icon 5.76.76.87.9 60
not Done
13: Can you 'calculate'? 90vote-icon 6.56.66.86.4 488
not Done
14: Dit Dit Dah 155vote-icon 4.86.05.75.6 985
not Done
15: Still solveable 183vote-icon 4.44.75.75.0 1231
not Done
16: Just to get started 277vote-icon 3.84.66.15.1 1763
not Done
1: The Applet of Life [made by quangntenemy] 26vote-icon 7.69.17.98.6 65
not Done
2: quangntenemy teaches Java [made by quangntenemy] 31vote-icon 7.69.08.78.7 78
not Done
3: JPacMan [made by chimbo] 27vote-icon 7.69.07.69.5 59
not Done
4: quangntenemy teaches Java 2 [made by quangntenemy] 21vote-icon 7.09.08.68.8 54
not Done
5: Defeat Me [made by quangntenemy] 56vote-icon 7.78.88.38.7 191
not Done
6: QuangNiTron [made by quangntenemy] 48vote-icon 7.07.56.57.1 135
not Done
7: Fix Me [made by Dennis29] 53vote-icon 5.35.85.85.9 305
not Done
8: Two Ways 92vote-icon 3.84.84.65.0 581
not Done
9: OK, let's begin... 170vote-icon 3.74.54.44.6 1248
not Done
10: An Applet 340vote-icon 1.92.53.03.5 2302
not Done
1: The logic can be found in all of us [made by Chaosdreamer] 38vote-icon 7.58.36.08.2 127
not Done
2: Not everything is what it looks like! [made by Inferno] 56vote-icon 7.87.06.15.9 226
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3: The Long Wait! [made by Phas(retired)] 77vote-icon 5.96.84.95.8 282
not Done
4: Math Miracles [made by Inferno] 159vote-icon 5.36.74.95.5 693
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5: 5 zero's [made by Blacklotis] 158vote-icon 4.76.34.85.0 710
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6: 24 [made by Inferno] 213vote-icon 6.26.15.55.7 994
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7: The Monastery [made by chimbo] 43vote-icon 5.15.95.56.5 433
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8: Primary Target [made by Inferno] 141vote-icon 5.75.84.34.8 807
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9: Mastermind's Challenge [made by |MasterMind|] 77vote-icon 5.55.63.54.8 538
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10: Old friends 47vote-icon 5.45.45.55.9 1064
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11: Mmmmm... candies! [made by Halamantariel] 38vote-icon 4.55.24.85.3 605
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12: The river [made by cryptodoggy] 267vote-icon 3.15.23.56.3 1061
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13: Do you like soccer? [made by sniperkid] 92vote-icon 6.05.03.14.3 498
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14: Numerical series 163vote-icon 5.74.84.74.5 1300
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15: Light bulb 73vote-icon 3.84.44.04.8 1584
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16: Party time! [made by iloveallison] 60vote-icon 3.14.23.94.3 1412
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17: How old are they? 369vote-icon 3.64.13.64.0 2481
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18: When is my birthday? [made by qwertydawom] 67vote-icon 2.23.33.14.2 952
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19: Get the addends! 543vote-icon 2.23.23.13.8 3416
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20: Brothers and sisters 527vote-icon 2.23.12.73.3 3611
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1: Longhorn [made by mips and relee] 14vote-icon 8.59.79.69.7 25
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2: Crack the lock [made by chrisi] 7vote-icon 7.79.49.69.3 13
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3: Multiple Phases [made by Phas(retired)] 13vote-icon 7.59.38.79.3 27
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4: too much raw meat is bad for your health [made by rayden5] 14vote-icon 8.49.18.09.0 22
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5: Bank Fraud [made by rayden5] 20vote-icon 8.69.19.48.9 37
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6: PolyGlot [made by relee] 12vote-icon 8.48.98.77.4 24
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7: New Year [made by quangntenemy] 8vote-icon 8.58.88.38.9 23
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8: Contact Solver [made by Phas(retired)] 19vote-icon 6.88.76.99.1 65
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9: A short path! 12vote-icon 6.78.76.87.9 32
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10: Skills required 9vote-icon 8.38.67.98.0 26
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11: Carla Bake [made by Inferno] 41vote-icon 6.48.56.28.1 96
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12: Run through it more than once. 11vote-icon 5.68.25.55.3 32
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13: Gnomes [made by BaRa] 21vote-icon 6.98.15.07.7 71
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14: BF 81vote-icon 7.18.08.17.2 371
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15: The Stolen Warp Cores [made by BaRa] 10vote-icon 6.58.04.07.1 24
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16: Cubis [made by Blacklotis] 18vote-icon 4.78.04.17.8 45
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17: Simple math debugging [made by Caesum] 37vote-icon 6.68.08.67.8 186
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18: Die hard! [made by zbod] 24vote-icon 7.47.95.28.1 53
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19: Special flags [made by RogerFanMorvill] 35vote-icon 5.97.66.88.1 181
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20: Hint Machine 1: Half a bite [made by Dennis29] 22vote-icon 6.17.56.37.7 46
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21: Hint Machine 2: A different base [made by Dennis29] 22vote-icon 6.27.56.47.6 52
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22: Combination [made by FirebirdGM] 47vote-icon 7.17.46.77.3 260
not Done
23: Crypto Stegano Research III [made by qwertydawom] 32vote-icon 6.67.45.86.8 83
not Done
24: [Rev1]F7 and some messages 18vote-icon 5.66.97.67.1 55
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25: A noteable challenge [made by DeathSpawn] 12vote-icon 6.06.85.66.8 58
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26: Special 9 [made by bender0] 30vote-icon 5.36.85.26.5 128
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27: ReverseMe 2 [made by bb] 5vote-icon 6.26.86.67.2 12
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28: Puzzle77 [made by occio] 8vote-icon 7.36.63.65.1 48
not Done
29: Lord of the Runes [made by DeathSpawn] 21vote-icon 7.56.66.37.3 100
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30: Crypto Stegano Research [made by qwertydawom] 35vote-icon 6.26.44.36.5 110
not Done
31: Filetypes [made by Saemon] 314vote-icon 3.76.15.05.5 1636
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32: Crypto Stegano Research II [made by qwertydawom] 48vote-icon 4.15.34.05.9 143
not Done
1: Polyhedra [made by Chaosdreamer] 46vote-icon 7.48.27.98.4 120
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2: Distance of time [made by AxelFox] 67vote-icon 5.96.56.25.3 334
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3: Circles [made by abogado and michstreet] 84vote-icon 5.06.46.17.3 279
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4: Prisms 23vote-icon 6.26.36.86.8 156
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5: Lifespan [made by pjsk8] 74vote-icon 4.86.05.76.1 241
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6: Geometry 83vote-icon 5.05.65.76.0 466
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7: The tent [made by dragoon] 100vote-icon 4.45.05.15.7 469
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8: Vibrations [made by Plasmator] 24vote-icon 6.54.96.24.5 75
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9: Logarithms 174vote-icon 4.34.55.24.7 1064
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1: Cure Sheep [made by BaRa] 58vote-icon 6.77.96.16.9 173
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2: Find my name [made by moyo and phoenix1204] 26vote-icon 7.07.77.37.1 94
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3: Historical years [made by zbod] 24vote-icon 7.77.17.26.2 53
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4: Research - Google is your friend [made by AlGo] 22vote-icon 6.26.85.54.9 281
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5: Public Transportation [made by SA007] 96vote-icon 5.06.25.25.3 561
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6: 95 morceaux [made by Darkego and Doula] 48vote-icon 5.16.15.16.2 135
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7: Website Stegano 198vote-icon 3.35.83.85.1 963
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8: Where am I from? 328vote-icon 2.84.94.24.5 1995
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1: Minimalist crypto [made by cabrero64] 34vote-icon 7.97.45.66.2 131
not Done
2: Egypt-Crypt [made by occasus] 45vote-icon 5.26.55.05.5 146
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3: FBI [made by m3gabyt3] 32vote-icon 4.86.55.57.9 115
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4: Hard to master [made by sniperkid] 35vote-icon 5.45.94.74.9 173
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5: A hop, skip and a jump too [made by DeathSpawn] 16vote-icon 7.45.64.24.3 64
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6: Do you know this gate?? [made by matrixman] 164vote-icon 3.95.63.75.9 805
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7: Alien II or... [made by maki] 57vote-icon 5.45.44.55.6 239
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8: Yes Yes! [made by |MasterMind|] 54vote-icon 5.05.15.45.3 493
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9: Number crunching 13vote-icon 7.14.94.23.6 40
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10: Ring0 Or...? 28vote-icon 6.64.55.94.5 100
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11: My name is what? [made by iloveallison] 35vote-icon 4.74.34.34.5 143
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12: Strange challenge [made by nighthawk] 475vote-icon 2.74.13.34.1 2552
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13: Multi-Part [made by ItsMeTristan] 32vote-icon 3.13.63.13.7 157
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14: Im a drug addict! 20vote-icon 7.83.52.53.3 41
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15: Only an easy text crypto. 401vote-icon 1.63.22.34.0 2434
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16: Write something [made by chalgakiller] 31vote-icon 7.62.61.62.3 100
not Done