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choiyd`s Profile

CountryKorea, Republic Of
Usernamechoiyd
Score120677
Global Rank138
Country Rank9
Register DateJan 02, 2018 - 14:44:23
Last ActivityJun 22, 2018 - 03:49:57
Profile Views9290
City Seoul
Site Score Username Progress Last Update
CTFS.ME11668bada100.00%Apr 22, 2018 - 14:36:40
RedTigers Hackit14821choiyd100.00%Jan 30, 2018 - 06:07:09
Hacker Gateway4044bada95.65%Mar 14, 2018 - 06:36:15
Solve Me17302choiyd94.77%Mar 13, 2018 - 18:18:31
ThisisLegal.com14729bada93.42%Feb 19, 2018 - 11:37:09
hackburger8345bada80.41%Feb 14, 2018 - 05:19:16
Yoire5712bada75.51%Jan 19, 2018 - 02:11:31
wargame.kr11430bada66.84%May 01, 2018 - 05:36:26
hax.tor.hu4450bada64.00%Jan 21, 2018 - 04:08:09
Challengeland61620xbada63.71%Feb 07, 2018 - 04:30:36
HackThis!!9829choiyd61.32%Feb 28, 2018 - 13:48:13
SuNiNaTaS624bada45.24%Jan 17, 2018 - 08:09:58
OverTheWire.org5447choiyd38.18%Feb 11, 2018 - 04:28:56
Mod-X674bada22.22%Feb 23, 2018 - 08:11:22
ae27ff447bada19.15%Jan 12, 2018 - 06:52:20
pwnable.tw1124bada14.68%Jun 15, 2018 - 08:18:19
pwnable.kr571bada14.60%May 29, 2018 - 10:03:58
Tasteless301choiyd12.98%Jan 24, 2018 - 17:47:49
NOE.systems123bada11.91%Jan 04, 2018 - 04:27:11
Security Traps305bada10.42%Jan 31, 2018 - 15:03:59
Stereotyped Challenges572bada9.52%Jan 09, 2018 - 19:40:21
WeChall415choiyd8.55%Feb 26, 2018 - 04:20:58
Gekkó97bada7.41%Jan 19, 2018 - 16:19:14
Hacker.org735bada6.16%Jan 06, 2018 - 20:41:28
Net-Force50bada5.26%Feb 12, 2018 - 06:11:53
Root-Me458bada14.04%Feb 23, 2018 - 13:32:34
+Ma's Reversing24bada3.57%Jan 18, 2018 - 17:15:45
Webhacking.kr4choiyd3.46%Jan 06, 2018 - 19:57:37
Valhalla12bada2.75%Jan 16, 2018 - 08:31:18
Electrica187bada2.27%Feb 16, 2018 - 07:49:54
elhacker.net0bada0.74%Jan 19, 2018 - 12:33:46
TryThis0ne0bada0.39%Feb 23, 2018 - 08:09:49
Rankk10bada0.20%Jan 08, 2018 - 18:15:00
W3Challs1bada0.13%Feb 23, 2018 - 08:10:02
Hack The Box4bada0.09%Feb 16, 2018 - 19:07:44
TDHack0bada0.00%Jan 18, 2018 - 17:15:54
TheBlackSheep0bada0.00%Jan 19, 2018 - 16:19:18
try to decrypt0bada0.00%Jan 06, 2018 - 07:53:37
Happy-Security0bada0.00%Jan 19, 2018 - 16:34:34
NewbieContest0bada0.00%Jan 06, 2018 - 14:51:57
Yashira0bada0.00%ERROR
BrainQuest0bada0.00%Jan 08, 2018 - 18:08:06
HackThisSite0choiyd0.00%ERROR
RingZer0 Team Online CTF0bada0.00%Jan 06, 2018 - 07:53:29
Hacking-Challenges0bada0.00%Jan 19, 2018 - 16:46:00
RoseCode0choiyd0.00%Jan 19, 2018 - 16:35:26
HackBBS0choiyd0.00%ERROR
SPOJ0bada0.00%Mar 05, 2018 - 18:59:20
Disavowed.net0bada0.00%ERROR
Omega Project0bada0.00%ERROR
Revolution Elite0bada0.00%Jan 19, 2018 - 16:35:36
µContest0bada0.00%Jan 18, 2018 - 17:16:02
Reversing.Kr0bada0.00%Jan 08, 2018 - 02:04:29
choiyd`s latest activites
Jun 15, 2018 - 08:18:19Gained 2.75% on pwnable.tw (298 points)
Jun 14, 2018 - 16:38:35Gained 2.30% on pwnable.tw (224 points)
Jun 12, 2018 - 05:38:17Gained 2.29% on pwnable.tw (200 points)
Jun 09, 2018 - 01:42:12Gained 1.84% on pwnable.tw (140 points)
May 29, 2018 - 10:03:59Gained 0.83% on pwnable.kr (56 points)
May 25, 2018 - 15:39:16Gained 2.77% on pwnable.kr (167 points)
May 21, 2018 - 06:51:47Gained 0.27% on pwnable.kr (15 points)
May 20, 2018 - 04:03:27Gained 1.66% on pwnable.kr (85 points)
May 18, 2018 - 05:55:14Gained 0.66% on pwnable.kr (31 points)
May 17, 2018 - 09:47:31Gained 1.66% on pwnable.kr (70 points)
Totalscore Graph for choiydRanking History for choiyd
Challenge(s) Overview for choiyd
Score Title Author Solvers Age Difficulty Education Fun Solved at Forums
1 Training: Get Sourced by Gizmore 10780 10y 78d 0.43 1.65 2.11 Jan 02, 2018 - 15:57:30 Questions
1 Training: Stegano I by Gizmore 7115 9y 342d 1.02 2.55 2.58 Questions
1 Training: Crypto - Caesar I by Gizmore 6757 7y 208d 1.22 2.43 2.66 Jan 02, 2018 - 17:13:16 Questions
1 Training: WWW-Robots by Gizmore 6099 7y 179d 1.05 3.44 3.33 Feb 11, 2018 - 05:46:55 Questions
1 Training: ASCII by Gizmore 7251 7y 91d 0.51 1.76 1.66 Jan 02, 2018 - 17:03:46 Questions
1 Encodings: URL by Gizmore 6627 7y 91d 0.75 1.97 2.35 Jan 02, 2018 - 17:16:27 Questions
2 Prime Factory by ch0wch0w 4712 10y 78d 1.85 2.72 3.47 Questions
2 Training: Encodings I by Gizmore 2717 10y 5d 3.19 4.18 3.98 Questions
2 Training: Programming 1 by Gizmore 3046 9y 342d 2.83 4.49 4.74 Jan 02, 2018 - 17:42:45 Questions
2 Training: Regex by Gizmore 1595 7y 288d 4.12 6.04 5.18 Questions
2 Training: PHP LFI by Gizmore 2986 7y 259d 2.84 5.04 4.87 Jan 02, 2018 - 17:31:46 Questions
2 PHP 0817 by Gizmore 3867 7y 224d 1.46 3.72 3.44 Jan 02, 2018 - 17:56:31 Questions
2 Training: Crypto - Transposition I by Gizmore 2173 7y 208d 2.35 3.28 4.13 Questions
2 Training: Crypto - Substitution I by Gizmore 1782 7y 208d 2.99 3.62 4.40 Questions
2 Training: Crypto - Caesar II by Gizmore 1435 7y 208d 2.91 3.65 4.70 Questions
2 Training: Crypto - Digraphs by Gizmore 640 7y 208d 3.89 4.34 5.12 Questions
2 Training: MySQL I by Gizmore 3642 7y 208d 2.11 4.05 4.36 Jan 04, 2018 - 12:19:29 Questions
2 Training: MySQL II by Gizmore 1737 7y 208d 4.78 6.12 6.29 Jan 14, 2018 - 09:04:20 Questions
2 Training: WWW-Basics by Gizmore 1299 7y 206d 2.27 4.36 3.99 Jan 14, 2018 - 09:12:00 Questions
2 Training: Register Globals by Gizmore 1943 7y 198d 2.58 4.54 4.71 Jan 04, 2018 - 12:59:33 Questions
2 Training: Math Pyramid by Gizmore 1151 7y 198d 4.10 4.23 5.43 Questions
2 Training: Baconian by Gizmore 915 7y 191d 3.25 4.48 4.77 Questions
2 Training: LSB by Gizmore 1280 7y 179d 3.45 5.59 5.43 Questions
2 Training: GPG by Gizmore 684 7y 166d 3.00 6.05 4.58 Questions
2 Limited Access by wannabe7331 1617 7y 144d 2.83 4.76 4.43 Jan 14, 2018 - 09:20:09 Questions
2 Limited Access Too by wannabe7331 and lordOric 1187 7y 141d 3.07 4.93 4.72 Jan 14, 2018 - 09:27:56 Questions
2 Shadowlamb - Chapter I by Gizmore 233 6y 327d 2.72 2.70 7.58 Questions
2 Training: Warchall - The Beginning by WarChallStaff 1279 6y 181d 2.40 4.58 7.40 Questions
2 Repeating History by space and Gizmore 322 6y 101d 3.19 3.30 4.70 Questions
2 PHP My Admin by Gizmore 221 6y 96d 3.37 3.42 3.68 Jan 14, 2018 - 10:33:07 Questions
2 Training: Caterpillar by Gizmore 98 6y 82d 3.39 3.00 3.39 Questions
2 AUTH me by Gizmore 229 4y 337d 3.52 5.52 5.13 Questions
2 Interesting by Gizmore 147 4y 65d 3.31 4.38 7.00 Questions
2 Wanda by Gizmore 17 1y 246d 3.25 3.00 6.00 Questions
2 Railsbin by Gizmore 20 194d 7h 1.00 2.00 5.00 Questions
3 Connect the Dots by galen 668 10y 78d 3.33 3.94 5.67 Questions
3 hi by Gizmore 1496 10y 78d 2.45 3.56 3.78 Questions
3 Stegano Woman by Z 257 10y 52d 3.61 4.00 5.18 Questions
3 Flow Over Astronomy by anto 290 9y 342d 4.53 5.53 5.59 Questions
3 Towers of Hanoi by Z 191 9y 342d 4.64 5.40 6.88 Questions
3 Enlightment by anto 935 9y 225d 5.08 4.78 6.22 Questions
3 Simply Red by anto 184 9y 225d 5.31 5.42 6.46 Questions
3 htmlspecialchars by Gizmore and Kender 784 9y 92d 3.40 5.09 4.24 Questions
3 Impossible n'est pas français by CommComm 322 9y 83d 2.97 3.77 6.26 Questions
3 PHP 0815 by Gizmore 792 9y 24d 3.86 5.37 5.20 Questions
3 Guesswork by Gizmore 1349 9y 24d 3.43 2.37 3.63 Questions
3 No Escape by Gizmore 1935 7y 300d 4.04 5.59 5.58 Jan 02, 2018 - 15:01:10 Questions
3 Training: Crypto - Substitution II by Gizmore 358 7y 208d 3.57 3.77 5.20 Questions
3 Training: WWW-Rewrites by Gizmore 352 7y 206d 3.40 5.31 5.66 Questions
3 Stegano Attachment by Gizmore 1349 7y 166d 2.25 3.85 4.36 Jan 19, 2018 - 14:37:56 Questions
3 Zebra by hirsch 928 7y 149d 2.26 3.04 4.87 Questions
3 Pimitive Encryption by Gizmore 279 7y 54d 3.52 5.02 7.02 Questions
3 Vermeer by XcrAckX 166 6y 333d 3.75 3.81 5.62 Questions
3 Stop us by noother and Gizmore 229 6y 301d 4.35 5.84 6.23 Questions
3 PHP 0818 by noother 732 6y 286d 3.11 4.89 5.13 Feb 26, 2018 - 03:29:23 Questions
3 Are you serial by Gizmore 498 6y 257d 3.36 5.76 5.72 Jan 14, 2018 - 10:17:17 Questions
3 Shadowlamb - Chapter II by Gizmore 73 6y 191d 3.94 3.81 8.19 Questions
3 SSH... Z is sleeping by Z 111 6y 122d 5.24 8.05 7.67 Questions
3 Chessy Hawks by Jinx 19 6y 79d 5.00 2.83 5.00 Questions
3 eXtract Me by oleg 96 6y 77d 5.36 5.91 6.55 Questions
3 PHP 0819 by space 528 6y 65d 4.54 6.29 6.54 Feb 26, 2018 - 04:20:52 Questions
3 Illuminati by Gizmore 51 4y 254d 3.44 5.56 6.22 Questions
3 Britcoin by Gizmore 10 97d 5h 3.00 4.43 7.00 Questions
4 bill for Bill by Z 437 10y 27d 4.69 6.01 8.53 Questions
4 Trivia by Z and Gizmore 667 9y 353d 5.49 6.46 7.32 Questions
4 PHP 0816 by Gizmore 584 9y 7d 3.91 6.02 5.51 Questions
4 Quangcurrency by quangntenemy and Gizmore 221 8y 299d 3.82 6.06 6.76 Questions
4 Yourself PHP by Gizmore and Kender 515 7y 300d 4.36 6.96 6.17 Questions
4 The Guestbook by Gizmore 597 7y 300d 4.91 6.53 7.09 Questions
4 Crappyshare by Gizmore 429 7y 300d 3.82 5.38 6.10 Questions
4 Paranoid by Gizmore 115 7y 300d 3.17 1.87 5.26 Questions
4 Training: Bacon Returns by Gizmore 123 7y 177d 3.87 3.40 3.40 Questions
4 Tracks by Gizmore 676 6y 307d 2.62 3.31 3.60 Questions
4 Training: RegexMini by ludde 522 6y 273d 4.48 6.17 5.50 Jan 14, 2018 - 09:59:09 Questions
4 Identity by Gizmore 84 6y 191d 5.08 5.84 8.44 Questions
4 Shadowlamb - Chapter III by Gizmore 35 6y 166d 3.62 1.25 9.12 Questions
4 Burning Fox by Gizmore 118 6y 119d 4.90 6.52 8.33 Questions
4 Inka by Gizmore 23 6y 115d 5.50 6.62 7.88 Questions
4 Choose your Path by Mart and Gizmore 449 6y 93d 4.46 5.88 6.68 Questions
4 Choose your Path II by Mart and Gizmore 257 6y 91d 4.41 5.73 6.95 Questions
4 Py-Tong by space 335 6y 71d 4.46 6.65 6.73 Questions
4 Warchall: Live LFI by Gizmore 412 6y 20d 3.77 4.68 6.10 Questions
4 Warchall: Live RFI by Gizmore 377 6y 20d 3.39 4.97 6.42 Questions
4 HOST me by space 318 4y 338d 5.31 7.19 6.92 Questions
4 QMine by quangntenemy 15 4y 254d 6.00 5.20 6.00 Questions
4 Warchall: Live RCE by phiber and nurfed 190 4y 178d 5.82 7.29 7.29 Questions
4 Training: Net Ports by Gizmore 344 4y 22d 3.16 4.74 4.74 Questions
5 Can you read me by Gizmore 379 10y 78d 3.75 5.64 5.46 Questions
5 Lettergrid by Gizmore 130 10y 78d 4.86 4.79 5.36 Questions
5 The Nap by Z 44 10y 78d 5.36 8.43 8.50 Questions
5 Sudoku I by Gizmore 112 10y 27d 7.46 7.39 7.89 Questions
5 DropDaBass by anto 24 9y 342d 6.22 5.22 5.78 Questions
5 Sidology by Gizmore 270 9y 342d 4.17 4.46 7.29 Questions
5 Out of the Cloud by anto 37 9y 334d 5.75 4.33 6.33 Questions
5 A Black Hats Tale by Z 185 9y 297d 6.00 7.69 8.00 Questions
5 Fix Us by Z and Gizmore 80 9y 90d 5.76 7.29 6.76 Questions
5 Addslashes by Gizmore 623 8y 298d 5.62 7.36 6.70 Questions
5 The Last Hope by bsdhell 92 7y 288d 6.93 6.80 8.27 Questions
5 MD5.SALT by Gizmore 453 7y 224d 5.31 6.41 6.96 Jan 04, 2018 - 16:11:55 Questions
5 WC Hashing Game by Gizmore 176 7y 203d 4.15 4.88 5.88 Questions
5 The Travelling Customer by Gizmore 74 7y 149d 5.76 6.65 7.18 Questions
5 Preg Evasion by noother 105 7y 55d 6.90 9.14 8.43 Questions
5 Blinded by the light by Gizmore 294 6y 362d 6.10 7.55 7.76 Questions
5 Smile by livinskull and Gizmore 64 6y 333d 6.00 6.71 7.65 Questions
5 Shadowlamb - Chapter IV by Gizmore 23 5y 309d 3.57 3.00 6.71 Questions
5 Time to Reset by Gizmore 83 5y 267d 5.45 7.30 7.50 Questions
5 Brainfucked by Gizmore 147 4y 254d 4.19 5.62 6.81 Questions
5 Zen by Gizmore 12 1y 193d 3.25 2.25 5.25 Questions
6 Morsed by Gizmore 55 10y 78d 6.69 7.00 7.08 Questions
6 Letterworm by Gizmore 82 10y 77d 5.13 5.40 6.80 Questions
6 Anderson Application Auditing by Z 158 10y 52d 6.34 8.80 9.14 Questions
6 The Cookie is a lie by Z 60 9y 276d 3.76 5.47 6.88 Questions
6 Malware by Z 184 9y 155d 4.00 5.46 6.77 Questions
6 Z - Reloaded by Z and Gizmore 124 8y 294d 5.73 7.53 8.10 Questions
6 Credit Card Challenge Pwned! by Z 56 8y 294d 5.67 7.10 8.62 Questions
6 Table Names by Gizmore 565 7y 300d 5.13 6.28 6.52 Jan 04, 2018 - 14:12:51 Questions
6 GizCrypt by Gizmore 123 7y 288d 5.04 5.68 7.44 Questions
6 B.AiM by BAIM and Gizmore 17 7y 149d 5.83 6.50 7.00 Questions
6 Fremes by Gizmore 18 6y 333d 5.56 5.44 8.11 Questions
6 Babbage and Coldplay by ludde 34 6y 270d 6.50 6.12 7.38 Questions
6 Blinded by the lighter by kwisatz 157 6y 217d 7.61 8.74 9.06 Questions
6 Warchall: Tryouts by matrixman 77 6y 46d 7.85 8.85 9.00 Questions
6 Are you blind? by Mawekl 93 5y 316d 7.00 8.07 8.73 Questions
6 Light in the Darkness by Mawekl 112 5y 316d 7.43 8.64 7.36 Questions
6 Three Times Sad by dloser 4 4y 169d 7.50 7.50 7.50 Questions
6 Table Names II by nurfed 244 4y 131d 5.62 8.15 7.81 Questions
6 Experience by Gizmore 12 4y 36d 5.50 6.75 7.25 Questions
6 Disclosures by Gizmore and dloser 16 3y 359d 6.83 6.67 7.67 Questions
7 Count, don't wonder by galen 27 10y 78d 6.43 6.00 7.00 Questions
7 Save the World by Z 165 10y 78d 6.48 8.12 7.88 Questions
7 Screwed Signup by Gizmore 201 9y 90d 6.04 7.61 7.32 Questions
7 Order By Query by Gizmore 416 8y 294d 6.42 7.68 7.37 Questions
7 Snake by Gizmore 41 7y 300d 5.73 6.91 9.36 Questions
7 Speed Your Way To VICtory by Jander 14 7y 40d 9.00 9.50 9.33 Questions
7 Training: Warchall - 7 Tropical Fruits by tropic 131 6y 181d 6.29 8.07 8.14 Questions
7 What is your Name? by Mawekl 32 5y 316d 7.12 8.12 7.88 Questions
7 Time to Reset II by Gizmore and noother 20 5y 262d 8.44 9.78 9.78 Questions
7 Stalking by Gizmore 5 4y 337d 5.67 5.00 10.00 Questions
7 Warchall: Nurxxed by nurfed 15 4y 156d 8.00 10.00 8.33 Questions
7 2013 New Years Special by quangntenemy 8 4y 9d 7.00 7.50 7.00 Questions
7 Nippon by Gizmore 2 1y 354d 8.00 6.00 10.00 Questions
8 Agent Larry by Z 39 10y 78d 7.50 8.60 8.70 Questions
8 Crackcha by Gizmore 25 7y 179d 7.90 9.50 9.00 Questions
9 The BrownOS by dloser 0 4y 29d 5.00 5.00 5.00 Questions