Challenges
Score Title Author Solvers Age Votes Difficulty Education Fun Forums
8 2013 New Years Special by quangntenemy 13 6y 223d 7Challenge Votes 8.00 8.29 7.86 Questions
5 2020 Christmas Special by quangntenemy and Gizmore 6 31d 12h 2Challenge Votes 3.50 4.50 9.00 Questions
5 A Black Hats Tale by Z 206 12y 146d 43Challenge Votes 5.95 7.74 8.00 Questions
4 Addslashes by Gizmore 787 11y 147d 64Challenge Votes 5.41 7.22 6.55 Questions
8 Agent Larry by Z 46 12y 291d 13Challenge Votes 6.77 8.08 8.54 Questions
6 Anderson Application Auditing by Z 185 12y 265d 39Challenge Votes 6.36 8.85 9.18 Questions
6 Are you blind? by Mawekl 111 8y 165d 18Challenge Votes 6.83 7.89 8.61 Questions
3 Are you serial by Gizmore 574 9y 106d 55Challenge Votes 3.35 5.60 5.58 Questions
2 AUTH me by Gizmore 440 7y 186d 40Challenge Votes 3.50 5.28 4.72 Questions
6 B.AiM by BAIM and Gizmore 20 9y 363d 7Challenge Votes 5.86 7.00 7.43 Questions
6 Babbage and Coldplay by ludde 42 9y 118d 11Challenge Votes 6.00 5.91 7.27 Questions
4 bill for Bill by Z 486 12y 241d 73Challenge Votes 4.66 6.01 8.55 Questions
5 Blinded by the light by Gizmore 354 9y 211d 53Challenge Votes 6.04 7.42 7.66 Questions
6 Blinded by the lighter by kwisatz 183 9y 66d 33Challenge Votes 7.58 8.58 8.67 Questions
5 Brainfucked by Gizmore 210 7y 103d 30Challenge Votes 4.13 5.30 6.00 Questions
3 Britcoin by Gizmore 28 2y 311d 13Challenge Votes 2.77 4.85 6.31 Questions
4 Burning Fox by Gizmore 141 8y 333d 24Challenge Votes 5.00 6.75 8.33 Questions
5 Can you read me by Gizmore 452 12y 291d 34Challenge Votes 3.82 5.82 5.65 Questions
4 Chessy Hawks by Jinx 46 8y 293d 7Challenge Votes 5.43 2.71 4.43 Questions
4 Choose your Path by Mart and Gizmore 519 8y 307d 47Challenge Votes 4.26 5.70 6.70 Questions
4 Choose your Path II by Mart and Gizmore 309 8y 304d 25Challenge Votes 4.24 5.48 6.80 Questions
3 Connect the Dots by galen 878 12y 291d 73Challenge Votes 3.41 3.92 5.38 Questions
6 Count, don't wonder by galen 32 12y 291d 9Challenge Votes 5.89 5.44 7.33 Questions
8 Crackcha by Gizmore 37 10y 27d 17Challenge Votes 8.18 9.59 9.35 Questions
4 Crappyshare by Gizmore 533 10y 149d 44Challenge Votes 3.91 5.59 6.20 Questions
6 Credit Card Challenge Pwned! by Z 59 11y 143d 22Challenge Votes 5.68 7.09 8.59 Questions
6 Disclosures by Gizmore and dloser 18 6y 208d 8Challenge Votes 7.00 6.75 7.62 Questions
5 DropDaBass by anto 30 12y 191d 13Challenge Votes 6.54 5.15 5.62 Questions
1 Encodings: URL by Gizmore 9997 9y 305d 629Challenge Votes 0.78 2.01 2.37 Questions
3 Enlightment by anto 1058 12y 74d 127Challenge Votes 5.05 4.72 6.09 Questions
6 Experience by Gizmore 16 6y 250d 7Challenge Votes 6.43 6.14 6.43 Questions
3 eXtract Me by oleg 130 8y 291d 28Challenge Votes 5.46 6.07 6.75 Questions
2 Factor 2 by Gizmore 72 1y 81d 15Challenge Votes 2.40 3.47 6.60 Questions
5 Fix Us by Z and Gizmore 85 11y 304d 22Challenge Votes 5.77 7.27 6.73 Questions
3 Flow Over Astronomy by anto 355 12y 191d 38Challenge Votes 4.39 5.32 5.37 Questions
6 Fremes by Gizmore 24 9y 182d 12Challenge Votes 5.75 5.50 8.33 Questions
6 GizCrypt by Gizmore 149 10y 137d 29Challenge Votes 5.00 5.69 7.52 Questions
3 Guesswork by Gizmore 1523 11y 238d 89Challenge Votes 3.52 2.29 3.60 Questions
3 hi by Gizmore 1863 12y 291d 137Challenge Votes 2.42 3.34 3.53 Questions
4 HOST me by space 379 7y 187d 29Challenge Votes 5.38 7.28 6.86 Questions
3 htmlspecialchars by Gizmore and Kender 1005 11y 305d 85Challenge Votes 3.46 4.94 4.04 Questions
4 Identity by Gizmore 117 9y 40d 30Challenge Votes 5.07 5.70 8.27 Questions
3 Illuminati by Gizmore 71 7y 103d 14Challenge Votes 3.79 5.64 5.86 Questions
3 Impossible n'est pas français by CommComm 401 11y 297d 43Challenge Votes 2.88 3.63 6.07 Questions
5 Inka by Gizmore 28 8y 328d 10Challenge Votes 5.90 6.90 7.90 Questions
2 Interesting by Gizmore 208 6y 278d 25Challenge Votes 3.60 4.48 6.52 Questions
5 Lettergrid by Gizmore 153 12y 291d 17Challenge Votes 4.76 4.59 5.24 Questions
6 Letterworm by Gizmore 94 12y 291d 17Challenge Votes 5.00 5.53 6.88 Questions
6 Light in the Darkness by Mawekl 133 8y 165d 17Challenge Votes 7.24 8.71 7.41 Questions
2 Limited Access by wannabe7331 2267 9y 358d 137Challenge Votes 2.70 4.62 4.29 Questions
2 Limited Access Too by wannabe7331 and lordOric 1615 9y 355d 89Challenge Votes 3.00 4.84 4.57 Questions
6 Malware by Z 198 12y 4d 27Challenge Votes 4.07 5.52 6.74 Questions
4 MD5.SALT by Gizmore 568 10y 72d 60Challenge Votes 5.12 6.33 6.95 Questions
7 Memorized by Gizmore 6 7d 3h 3Challenge Votes 4.33 6.67 8.00 Questions
6 Morsed by Gizmore 69 12y 291d 16Challenge Votes 6.31 6.88 6.94 Questions
6 Nippon by Gizmore and lazer 6 4y 203d 3Challenge Votes 8.00 7.00 9.67 Questions
3 No Escape by Gizmore 2289 10y 149d 186Challenge Votes 4.04 5.51 5.47 Questions
7 Old Years Eve 2020 by Gizmore 7 24d 30m 3Challenge Votes 6.00 4.33 5.00 Questions
7 Order By Query by Gizmore 479 11y 143d 65Challenge Votes 6.38 7.51 7.29 Questions
5 Out of the Cloud by anto 40 12y 183d 14Challenge Votes 5.86 4.43 6.36 Questions
4 Paranoid by Gizmore 147 10y 149d 32Challenge Votes 3.16 1.78 5.00 Questions
3 PHP 0815 by Gizmore 999 11y 238d 81Challenge Votes 4.00 5.37 5.21 Questions
4 PHP 0816 by Gizmore 711 11y 221d 58Challenge Votes 3.91 5.72 5.34 Questions
2 PHP 0817 by Gizmore 5427 10y 72d 371Challenge Votes 1.58 3.76 3.44 Questions
3 PHP 0818 by noother 1002 9y 135d 67Challenge Votes 3.15 4.76 4.90 Questions
3 PHP 0819 by space 670 8y 279d 62Challenge Votes 4.48 5.98 6.02 Questions
2 PHP My Admin by Gizmore 548 8y 310d 34Challenge Votes 3.38 2.85 3.03 Questions
3 Pimitive Encryption by Gizmore 359 9y 268d 52Challenge Votes 3.42 4.87 6.87 Questions
5 Preg Evasion by noother 126 9y 269d 25Challenge Votes 6.96 9.12 8.52 Questions
2 Prime Factory by ch0wch0w 6901 12y 291d 520Challenge Votes 1.97 2.77 3.37 Questions
4 Py-Tong by space 397 8y 285d 30Challenge Votes 4.30 6.27 6.63 Questions
5 QMine by quangntenemy 19 7y 103d 6Challenge Votes 6.50 5.50 6.33 Questions
4 Quangcurrency by quangntenemy and Gizmore 266 11y 148d 36Challenge Votes 3.72 5.92 6.67 Questions
2 Railsbin by Gizmore 79 3y 43d 19Challenge Votes 2.68 3.37 4.89 Questions
2 Repeating History by space and Gizmore 565 8y 315d 53Challenge Votes 3.51 3.40 4.55 Questions
3 Rubik's Cube by space 21 2y 98d 9Challenge Votes 4.89 4.11 6.22 Questions
7 Save the World by Z 201 12y 291d 31Challenge Votes 6.52 7.94 7.87 Questions
7 Screwed Signup by Gizmore 236 11y 304d 34Challenge Votes 5.91 7.53 7.53 Questions
2 Shadowlamb - Chapter I by Gizmore 336 9y 175d 60Challenge Votes 2.77 2.53 7.10 Questions
3 Shadowlamb - Chapter II by Gizmore 87 9y 40d 22Challenge Votes 4.45 4.00 7.73 Questions
4 Shadowlamb - Chapter III by Gizmore 43 9y 14d 11Challenge Votes 3.82 1.36 8.36 Questions
5 Shadowlamb - Chapter IV by Gizmore 28 8y 158d 9Challenge Votes 4.33 2.89 5.44 Questions
5 Sidology by Gizmore 315 12y 191d 58Challenge Votes 4.16 4.47 7.40 Questions
3 Simply Red by anto 284 12y 74d 32Challenge Votes 5.16 5.38 6.53 Questions
5 Smile by livinskull and Gizmore 76 9y 182d 19Challenge Votes 5.84 6.79 7.74 Questions
7 Snake by Gizmore and lazer 46 10y 149d 14Challenge Votes 5.64 6.14 8.71 Questions
7 Speed Your Way To VICtory by Jander 19 9y 254d 9Challenge Votes 8.67 8.56 8.56 Questions
3 SSH... Z is sleeping by Z 147 8y 336d 27Challenge Votes 5.26 7.89 7.59 Questions
7 Stalking by Gizmore 10 7y 186d 4Challenge Votes 6.50 5.25 10.00 Questions
3 Stegano Attachment by Gizmore 1766 10y 15d 138Challenge Votes 2.46 3.96 4.48 Questions
3 Stegano Woman by Z 419 12y 265d 38Challenge Votes 3.82 4.11 5.39 Questions
3 Stop us by noother and Gizmore 292 9y 149d 36Challenge Votes 4.56 5.89 6.28 Questions
5 Sudoku I by Gizmore 141 12y 241d 35Challenge Votes 7.49 7.63 8.00 Questions
5 Table Names by Gizmore 695 10y 149d 69Challenge Votes 4.83 6.09 6.42 Questions
6 Table Names II by nurfed 304 6y 345d 29Challenge Votes 5.55 8.10 7.72 Questions
9 The BrownOS by dloser 3 6y 243d 2Challenge Votes 10.00 6.00 10.00 Questions
6 The Cookie is a lie by Z 66 12y 125d 19Challenge Votes 3.79 5.42 6.95 Questions
4 The Guestbook by Gizmore 712 10y 149d 75Challenge Votes 4.89 6.49 7.07 Questions
5 The Last Hope by bsdhell 110 10y 137d 18Challenge Votes 7.22 7.17 8.33 Questions
5 The Nap by Z 52 12y 291d 18Challenge Votes 5.72 8.00 7.89 Questions
5 The Travelling Customer by Gizmore 93 9y 363d 23Challenge Votes 5.70 6.96 7.57 Questions
6 Three Times Sad by dloser 8 7y 17d 5Challenge Votes 8.20 8.20 8.40 Questions
5 Time to Reset by Gizmore 99 8y 116d 24Challenge Votes 5.58 7.21 7.38 Questions
7 Time to Reset II by Gizmore and noother 23 8y 111d 11Challenge Votes 8.45 9.82 9.82 Questions
3 Towers of Hanoi by Z 217 12y 191d 28Challenge Votes 4.68 5.43 6.89 Questions
4 Tracks by Gizmore 832 9y 155d 65Challenge Votes 2.60 3.20 3.43 Questions
1 Training: ASCII by Gizmore 11033 9y 305d 729Challenge Votes 0.55 1.79 1.62 Questions
4 Training: Bacon Returns by Gizmore 189 10y 25d 18Challenge Votes 4.33 3.28 3.39 Questions
2 Training: Baconian by Gizmore 1475 10y 40d 120Challenge Votes 3.16 4.41 4.58 Questions
2 Training: Caterpillar by Gizmore 299 8y 296d 35Challenge Votes 4.29 3.51 3.37 Questions
1 Training: Crypto - Caesar I by Gizmore 10705 10y 57d 733Challenge Votes 1.19 2.45 2.68 Questions
2 Training: Crypto - Caesar II by Gizmore 2259 10y 57d 161Challenge Votes 2.94 3.60 4.63 Questions
2 Training: Crypto - Digraphs by Gizmore 1074 10y 57d 113Challenge Votes 4.15 4.23 5.04 Questions
2 Training: Crypto - Substitution I by Gizmore 2804 10y 57d 169Challenge Votes 3.01 3.56 4.30 Questions
3 Training: Crypto - Substitution II by Gizmore 463 10y 57d 49Challenge Votes 3.61 3.80 5.24 Questions
2 Training: Crypto - Transposition I by Gizmore 3441 10y 57d 229Challenge Votes 2.39 3.28 4.09 Questions
2 Training: Encodings I by Gizmore 4492 12y 219d 292Challenge Votes 3.32 4.29 3.85 Questions
1 Training: Get Sourced by Gizmore 16414 12y 291d 1522Challenge Votes 0.46 1.69 2.13 Questions
2 Training: GPG by Gizmore 953 10y 15d 92Challenge Votes 2.96 6.18 4.62 Questions
2 Training: LSB by Gizmore 1846 10y 27d 138Challenge Votes 3.49 5.52 5.36 Questions
2 Training: Math Pyramid by Gizmore 1674 10y 46d 129Challenge Votes 4.16 4.12 5.32 Questions
2 Training: MySQL I by Gizmore 5206 10y 57d 390Challenge Votes 2.16 4.13 4.34 Questions
2 Training: MySQL II by Gizmore 2644 10y 56d 192Challenge Votes 4.80 5.93 5.98 Questions
4 Training: Net Ports by Gizmore 414 6y 236d 24Challenge Votes 3.12 4.83 4.67 Questions
2 Training: PHP LFI by Gizmore 4374 10y 107d 290Challenge Votes 2.88 5.12 4.86 Questions
2 Training: Programming 1 by Gizmore 4484 12y 191d 220Challenge Votes 2.86 4.57 4.75 Questions
2 Training: Regex by Gizmore 2664 10y 137d 270Challenge Votes 4.20 6.14 5.16 Questions
4 Training: RegexMini by ludde 601 9y 122d 49Challenge Votes 4.39 6.08 5.43 Questions
2 Training: Register Globals by Gizmore 2684 10y 46d 182Challenge Votes 2.59 4.55 4.65 Questions
1 Training: Stegano I by Gizmore 11280 12y 191d 763Challenge Votes 1.09 2.55 2.53 Questions
4 Training: Time is of the Essence by Gizmore 18 100d 8h 9Challenge Votes 4.67 6.00 8.11 Questions
7 Training: Warchall - 7 Tropical Fruits by tropic 158 9y 30d 18Challenge Votes 6.33 7.89 8.00 Questions
2 Training: Warchall - The Beginning by WarChallStaff 1744 9y 30d 198Challenge Votes 2.48 4.67 7.40 Questions
2 Training: WWW-Basics by Gizmore 1550 10y 55d 144Challenge Votes 2.24 4.27 3.81 Questions
3 Training: WWW-Rewrites by Gizmore 406 10y 55d 38Challenge Votes 3.34 5.18 5.45 Questions
1 Training: WWW-Robots by Gizmore 9446 10y 27d 682Challenge Votes 1.19 3.51 3.38 Questions
4 Trivia by Z and Gizmore 746 12y 202d 87Challenge Votes 5.26 6.32 7.20 Questions
3 Vermeer by XcrAckX 212 9y 182d 39Challenge Votes 3.95 4.08 5.77 Questions
2 Wanda by Gizmore 46 4y 95d 15Challenge Votes 4.27 3.87 5.53 Questions
4 Warchall: Live LFI by Gizmore 532 8y 233d 38Challenge Votes 3.76 4.66 6.08 Questions
4 Warchall: Live RCE by phiber and nurfed 239 7y 27d 21Challenge Votes 5.86 7.33 7.29 Questions
4 Warchall: Live RFI by Gizmore 471 8y 233d 39Challenge Votes 3.51 4.92 6.31 Questions
7 Warchall: Nurxxed by nurfed 19 7y 4d 6Challenge Votes 8.50 10.00 9.00 Questions
6 Warchall: Tryouts by matrixman 106 8y 260d 17Challenge Votes 8.00 8.94 9.00 Questions
5 WC Hashing Game by Gizmore 201 10y 52d 37Challenge Votes 4.22 5.16 6.03 Questions
7 What is your Name? by Mawekl 36 8y 164d 9Challenge Votes 7.33 8.33 7.78 Questions
4 Yourself PHP by Gizmore and Kender 648 10y 149d 61Challenge Votes 4.51 6.75 5.97 Questions
6 Z - Reloaded by Z and Gizmore 133 11y 143d 33Challenge Votes 5.79 7.61 8.15 Questions
3 Zebra by hirsch 1361 9y 363d 124Challenge Votes 2.23 2.94 4.98 Questions
5 Zen by Gizmore 26 4y 42d 10Challenge Votes 4.80 4.10 6.30 Questions