I am a student of Taganrog Institute of Technology, Southern Federal University. I like programing, reverse engineering, and etc. I'm member of our institute CTF team.
Also I like play football, spend a lot of time for reading,
and don't enough speak english.

Favorite sites
Country
Username	kostya_
Score	16
Global Rank	21157
Country Rank	77
Register Date	دسمبر 03, 2009 - 22:10:11
Last Activity	دسمبر 26, 2009 - 13:56:18
Profile Views	21755
EMail	_kostya[at]xakep dot ru
ICQ	592491260

WeChall

Site	Score	Username	Progress	Last Update
WeChall	16	kostya_	0.73%	دسمبر 03, 2009 - 22:29:10

kostya_`s latest activities
دسمبر 03, 2009 - 22:29:10	Gained 1.10% on WeChall (0 points)
دسمبر 03, 2009 - 22:28:47	Gained 0.55% on WeChall (0 points)
دسمبر 03, 2009 - 22:27:21	Gained 0.55% on WeChall (0 points)
دسمبر 03, 2009 - 22:24:51	Gained 0.55% on WeChall (0 points)

Challenge(s) Overview for kostya_
Score	Title	Author	Solvers	Age	Difficulty	Education	Fun	Solved at	Forums
0	CGX#1: PHP + Eclipse by gizmore اور x		83	2y 118d	0.00	1.67	0.33
0	CGX#2: Apache on windows by gizmore اور x		59	2y 118d	0.00	0.00	0.00
0	CGX#4: Ascii Encoding by gizmore اور x		85	2y 113d	0.25	2.50	2.25
0	CGX#5: IRC with KVIrc by gizmore اور x		48	2y 110d	0.00	0.00	0.00
0	CGX#6: Functions and Variables by gizmore اور x		49	2y 100d	0.00	0.00	0.00
0	CGX#7: Object Orientation by gizmore اور x		47	2y 100d	0.00	0.00	0.00
0	CGX#8: Base 64 by gizmore اور x		81	2y 100d	0.00	0.00	0.00
0	CGX#11: Cross Site Scripting by gizmore اور x		29	1y 352d	5.00	5.00	5.00
0	CGX#13: urls by gizmore اور x		46	1y 348d	0.00	0.00	0.00
1	Training: Get Sourced by Gizmore		20008	17y 62d	0.49	1.76	2.22	دسمبر 03, 2009 - 22:24:49
1	Training: Stegano I by Gizmore		13722	16y 326d	1.07	2.57	2.67	دسمبر 03, 2009 - 22:27:19
1	Training: Crypto - Caesar I by Gizmore		12999	14y 192d	1.19	2.47	2.73
1	Training: WWW-Robots by Gizmore		11397	14y 163d	1.20	3.54	3.42
1	Training: ASCII by Gizmore		13308	14y 76d	0.54	1.83	1.70
1	Encodings: URL by Gizmore		11955	14y 76d	0.79	2.09	2.46
1	2021 Christmas Hippety by gizmore		97	3y 183d	3.06	2.44	4.22
1	Training: No DNS by gizmore		258	3y 44d	2.30	4.09	5.61
1	CGX#3: Binary Encoding by gizmore اور x		758	2y 118d	0.27	2.45	2.46
1	CGX#10: SQL Injection by gizmore اور x		135	1y 352d	3.11	5.17	6.11
1	CGX#14: Cracking Intro - Amaze Us by DejaVu, gizmore اور x		37	1y 159d	4.00	5.62	8.31
1	Eigentor by gizmore		77	1y 122d	1.88	2.50	2.88
1	No Action by gizmore		58	291d 19h	1.20	2.10	1.60
1	CGX#15: Still Binary by gizmore اور x		89	235d 16h	1.73	2.53	2.33
1	CGX#16: Big Endian by gizmore اور x		59	235d 16h	1.50	2.33	2.83
2	Prime Factory by ch0wch0w		7873	17y 62d	1.97	2.79	3.35	دسمبر 03, 2009 - 22:28:46
2	Training: Encodings I by Gizmore		5289	16y 354d	3.28	4.31	3.96	دسمبر 03, 2009 - 22:29:08
2	Training: Programming 1 by Gizmore		5119	16y 326d	2.89	4.58	4.86
2	Training: Regex by Gizmore		3196	14y 272d	4.14	6.09	5.07
2	Training: PHP LFI by Gizmore		5009	14y 243d	2.87	5.16	4.91
2	PHP 0817 by Gizmore		6224	14y 208d	1.60	3.78	3.48
2	Training: Crypto - Transposition I by Gizmore		4020	14y 192d	2.39	3.33	4.12
2	Training: Crypto - Substitution I by Gizmore		3254	14y 192d	3.04	3.65	4.43
2	Training: Crypto - Caesar II by Gizmore		2671	14y 192d	2.92	3.68	4.66
2	Training: Crypto - Digraphs by Gizmore		1254	14y 192d	4.26	4.45	5.31
2	Training: MySQL I by Gizmore		6028	14y 192d	2.12	4.17	4.29
2	Training: MySQL II by Gizmore		3073	14y 192d	4.85	5.97	6.03
2	Training: WWW-Basics by Gizmore		1671	14y 190d	2.20	4.22	3.79
2	Training: Register Globals by Gizmore		3055	14y 182d	2.59	4.59	4.65
2	Training: Math Pyramid by Gizmore		1902	14y 182d	4.12	4.14	5.32
2	Training: Baconian by Gizmore		1737	14y 175d	3.12	4.44	4.63
2	Training: LSB by Gizmore		2094	14y 163d	3.41	5.40	5.32
2	Training: GPG by Gizmore		1060	14y 150d	2.87	6.24	4.79
2	Limited Access by wannabe7331		2542	14y 128d	2.66	4.59	4.27
2	Limited Access Too by wannabe7331 اور lordOric		1816	14y 125d	3.02	4.88	4.58
2	Shadowlamb - Chapter I by Gizmore		383	13y 311d	2.73	2.62	7.13
2	Identity by gizmore		167	13y 175d	4.83	5.37	7.77
2	Training: Warchall - The Beginning by WarChallStaff		2145	13y 165d	2.53	4.74	7.16
2	Repeating History by space اور Gizmore		670	13y 85d	3.73	3.65	4.67
2	PHP My Admin by Gizmore		701	13y 80d	3.54	3.05	3.27
2	Training: Caterpillar by Gizmore		408	13y 66d	4.71	3.74	3.52
2	AUTH me by Gizmore		563	11y 322d	3.54	5.33	4.73
2	Interesting by Gizmore		251	11y 49d	3.28	4.28	6.47
2	Wanda (currently broken) by gizmore		74	8y 230d	4.89	4.05	5.63
2	Railsbin by Gizmore		127	7y 178d	2.68	3.55	4.95
2	Factor 2 by Gizmore		176	5y 216d	2.57	3.71	6.86
2	2021 Christmas Tweet by gizmore		16	3y 184d	3.86	4.29	6.14
2	2021 Christmas Gifts by gizmore		25	3y 180d	2.89	5.33	5.89
2	2021 Christmas Grampa by gizmore		249	3y 166d	0.90	1.47	2.27
2	LoFi by gizmore		28	3y 36d	2.75	0.75	2.75
2	IRC: Duckhunt by gizmore		38	3y 17d	1.64	1.82	9.09
2	Training: Checksums by gizmore		92	2y 292d	1.94	1.67	3.44
2	TBS Rehearsal by gizmore اور theAnswer		23	1y 122d	2.75	3.00	8.00
2	PyHash by gizmore		51	1y 21d	2.62	6.31	5.08
3	Connect the Dots by galen		975	17y 62d	3.37	4.01	5.37
3	hi by Gizmore		2063	17y 62d	2.39	3.31	3.48
3	Stegano Woman by Z		492	17y 36d	3.81	4.10	5.21
3	Flow Over Astronomy by anto		398	16y 326d	4.36	5.32	5.57
3	Towers of Hanoi by Z		239	16y 326d	4.68	5.39	6.97
3	Enlightment by anto		1125	16y 209d	5.04	4.74	6.07
3	Simply Red by anto		346	16y 209d	5.17	5.42	6.53
3	htmlspecialchars by Gizmore اور Kender		1122	16y 76d	3.45	4.88	4.07
3	Impossible n'est pas français by CommComm		454	16y 67d	2.91	3.77	6.00
3	PHP 0815 by Gizmore		1122	16y 9d	4.04	5.39	5.16
3	Guesswork by Gizmore		1652	16y 9d	3.50	2.27	3.64
3	No Escape by Gizmore		2498	14y 284d	4.04	5.46	5.49
3	Training: Crypto - Substitution II by Gizmore		535	14y 192d	3.61	3.92	5.44
3	Training: WWW-Rewrites by Gizmore		444	14y 190d	3.33	5.17	5.42
3	Stegano Attachment by Gizmore		2013	14y 150d	2.52	3.99	4.56
3	Zebra by hirsch		1687	14y 134d	2.21	2.95	4.96
3	Pimitive Encryption by Gizmore		401	14y 38d	3.47	4.83	6.92
3	Vermeer by XcrAckX		241	13y 317d	3.93	4.09	5.84
3	Stop us by noother اور Gizmore		338	13y 285d	4.63	6.02	6.29
3	PHP 0818 by noother		1143	13y 270d	3.18	4.81	4.95
3	Are you serial by Gizmore		624	13y 242d	3.37	5.58	5.61
3	Shadowlamb - Chapter II by Gizmore		93	13y 175d	4.50	4.12	7.83
3	SSH... Z is sleeping by Z		180	13y 107d	5.30	8.00	7.63
3	eXtract Me by oleg		162	13y 61d	5.55	6.18	6.95
3	PHP 0819 by space		733	13y 49d	4.54	6.09	6.04
3	Illuminati by Gizmore		98	11y 238d	3.56	5.44	5.78
3	Britcoin by Gizmore		44	7y 81d	2.89	5.37	6.68
3	Rubik's Cube by space		34	6y 233d	4.85	4.08	6.62
3	Contribute by Gizmore		13	4y 69d	2.50	2.50	6.00
3	2021 Christmas Friday by gizmore		49	3y 182d	2.82	3.45	7.82
3	Luggage by MagicToast		37	322d 19h	2.78	3.33	8.44
3	Few Bonaccis by gizmore		24	292d 17h	4.38	6.75	7.38
3	ChATTACA by gizmore		8	157d 13h	3.75	5.75	8.25
4	bill for Bill by Z		506	17y 11d	4.67	6.04	8.59
4	Trivia by Z اور Gizmore		806	16y 337d	5.25	6.32	7.18
4	PHP 0816 by Gizmore		809	15y 357d	4.09	5.75	5.48
4	Quangcurrency by quangntenemy اور Gizmore		307	15y 283d	3.66	5.86	6.64
4	Addslashes by Gizmore		892	15y 282d	5.39	7.25	6.61
4	Yourself PHP by Gizmore اور Kender		745	14y 284d	4.61	6.82	5.99
4	The Guestbook by Gizmore		797	14y 284d	4.95	6.53	7.05
4	Crappyshare by Gizmore		642	14y 284d	3.73	5.44	6.08
4	Paranoid by Gizmore		162	14y 284d	3.17	1.75	5.00
4	MD5.SALT by Gizmore		614	14y 208d	5.08	6.24	6.83
4	Training: Bacon Returns by Gizmore		233	14y 161d	4.65	3.65	3.78
4	Tracks by Gizmore		938	13y 291d	2.64	3.16	3.38
4	Training: RegexMini by ludde		654	13y 257d	4.34	6.15	5.43
4	Shadowlamb - Chapter III by Gizmore		47	13y 150d	3.82	1.36	8.36
4	Burning Fox by Gizmore		155	13y 103d	4.81	6.56	8.19
4	Choose your Path by Mart اور gizmore		622	13y 77d	4.32	5.75	6.58
4	Choose your Path II by Mart اور gizmore		383	13y 75d	4.29	5.64	6.82
4	Chessy Hawks by Jinx		62	13y 63d	5.90	3.50	4.70
4	Py-Tong by space		512	13y 55d	4.33	6.30	6.67
4	Warchall: Live LFI by Gizmore		625	13y 4d	3.84	4.79	5.93
4	Warchall: Live RFI by Gizmore		549	13y 4d	3.60	5.02	6.40
4	HOST me by space		430	11y 322d	5.50	7.18	6.76
4	Warchall: Live RCE by phiber اور nurfed		285	11y 163d	5.91	7.43	7.35
4	Training: Net Ports by Gizmore		464	11y 6d	3.12	4.83	4.67
4	Training: Time is of the Essence by gizmore		42	4y 235d	5.06	6.56	8.44
4	The Mime Files by Gizmore		58	3y 341d	3.64	4.71	7.79
4	Fineprint by gizmore		17	2y 292d	4.40	4.40	6.60
4	Gid Gud by gizmore		17	1y 113d	5.00	3.50	7.75
4	MD5 Broken by gizmore		23	235d 16h	3.30	2.90	6.90
5	Can you read me by Gizmore		506	17y 62d	3.82	5.76	5.61
5	Lettergrid by Gizmore		173	17y 62d	5.10	4.57	5.48
5	The Nap by Z		58	17y 62d	5.74	8.00	8.00
5	Sudoku I by Gizmore		167	17y 11d	7.56	7.51	8.14
5	DropDaBass by anto		35	16y 326d	6.40	5.00	5.60
5	Sidology by Gizmore		342	16y 326d	4.16	4.39	7.27
5	Out of the Cloud by anto		45	16y 318d	5.73	4.33	6.33
5	A Black Hats Tale by Z		233	16y 281d	6.04	7.73	7.96
5	Fix Us by Z اور Gizmore		91	16y 74d	5.75	7.38	6.83
5	Table Names by Gizmore		808	14y 284d	4.80	6.15	6.45
5	The Last Hope by bsdhell		125	14y 272d	7.40	7.15	8.25
5	WC Hashing Game by Gizmore		227	14y 187d	4.20	5.20	5.98
5	The Travelling Customer by Gizmore		116	14y 134d	5.74	6.78	7.52
5	Preg Evasion by noother		170	14y 39d	6.96	9.15	8.54
5	Blinded by the light by Gizmore		405	13y 346d	6.11	7.49	7.70
5	Smile by livinskull اور Gizmore		86	13y 317d	5.84	6.79	7.74
5	Inka by Gizmore		36	13y 99d	6.00	7.08	7.92
5	Shadowlamb - Chapter IV by Gizmore		32	12y 293d	4.50	2.80	5.30
5	Time to Reset by Gizmore		134	12y 251d	5.56	7.22	7.33
5	Brainfucked by Gizmore		266	11y 238d	4.15	5.38	5.85
5	QMine by quangntenemy		20	11y 238d	6.50	5.50	6.33
5	Zen by Gizmore		34	8y 178d	5.00	4.33	6.75
5	Tribal Revival by gizmore		2	2y 164d	7.00	3.00	6.00
5	2020 Christmas Special by quangntenemy اور Gizmore		16	4y 167d	4.83	6.17	9.33
5	Valentine's Gold by gizmore اور tehron		21	1y 110d	4.88	5.62	8.38
6	Morsed by Gizmore		78	17y 62d	6.31	6.88	6.94
6	Count, don't wonder by galen		36	17y 62d	5.80	5.30	7.40
6	Letterworm by Gizmore		107	17y 61d	5.00	5.35	7.05
6	Anderson Application Auditing by Z		220	17y 36d	6.30	8.70	9.13
6	The Cookie is a lie by Z		70	16y 260d	3.73	5.32	7.00
6	Malware by Z		209	16y 139d	4.17	5.60	6.77
6	Z - Reloaded by Z اور Gizmore		141	15y 278d	5.85	7.65	8.18
6	Credit Card Challenge Pwned! by Z		60	15y 278d	5.65	7.17	8.65
6	GizCrypt by Gizmore		169	14y 272d	4.97	5.83	7.54
6	B.AiM by BAIM اور Gizmore		20	14y 134d	5.86	7.00	7.43
6	Fremes by Gizmore		26	13y 317d	5.71	5.43	8.43
6	Babbage and Coldplay by ludde		49	13y 254d	6.08	6.38	7.38
6	Blinded by the lighter by kwisatz		211	13y 201d	7.49	8.46	8.63
6	Warchall: Tryouts by matrixman		147	13y 30d	8.00	9.00	9.00
6	Are you blind? by Mawekl		133	12y 300d	6.71	7.90	8.57
6	Light in the Darkness by Mawekl		153	12y 300d	7.38	8.90	7.57
6	Three Times Sad by dloser		10	11y 153d	8.20	8.20	8.40
6	Table Names II by nurfed		357	11y 115d	5.71	8.15	7.68
6	Experience by Gizmore		20	11y 21d	6.44	5.67	6.56
6	Nippon by Gizmore اور lazer		11	8y 339d	8.29	5.00	6.71
6	Temper by jusb3		7	4y 44d	7.20	9.00	10.00
7	Save the World by Z		233	17y 62d	6.56	8.03	7.90
7	Screwed Signup by Gizmore		305	16y 74d	5.72	7.44	7.44
7	Order By Query by Gizmore		520	15y 278d	6.46	7.56	7.34
7	Snake by Gizmore اور lazer		46	14y 284d	5.64	6.14	8.71
7	Speed Your Way To VICtory by Jander		21	14y 25d	8.70	8.70	8.70
7	Training: Warchall - 7 Tropical Fruits by tropic		176	13y 165d	6.52	8.10	8.19
7	What is your Name? by Mawekl		42	12y 300d	7.18	8.09	7.55
7	Time to Reset II by Gizmore اور noother		25	12y 247d	8.45	9.82	9.82
7	Stalking by Gizmore		16	11y 322d	6.67	5.17	10.00
7	Warchall: Nurxxed by nurfed		22	11y 140d	8.71	10.00	9.00
7	Disclosures by gizmore اور dloser		22	10y 343d	7.11	6.89	7.78
7	Old Years Eve 2020 by Gizmore		13	4y 159d	6.50	5.25	5.75
7	Memorized by Gizmore		9	4y 142d	5.00	7.25	8.00
8	Agent Larry by Z		49	17y 62d	6.77	8.08	8.54
8	Crackcha by Gizmore		43	14y 163d	8.22	9.44	9.39
8	2013 New Years Special by quangntenemy		17	10y 358d	8.00	8.29	7.86
9	The BrownOS by dloser		4	11y 14d	10.00	6.67	10.00

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