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	15
Global Rank	20795
Country Rank	76
Register Date	Dec 03, 2009 - 22:10:11
Last Activity	Dec 26, 2009 - 13:56:18
Profile Views	21035
EMail	_kostya[at]xakepdotru
ICQ	592491260

WeChall

Site	Score	Username	Progress	Last Update
WeChall	15	kostya_	0.74%	Dec 03, 2009 - 22:29:10

kostya_`s latest activities
Dec 03, 2009 - 22:29:10	Gained 1.10% on WeChall (0 points)
Dec 03, 2009 - 22:28:47	Gained 0.55% on WeChall (0 points)
Dec 03, 2009 - 22:27:21	Gained 0.55% on WeChall (0 points)
Dec 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 and x		71	1y 288d	0.00	1.67	0.33
0	CGX#2: Apache on windows by gizmore and x		49	1y 288d	0.00	0.00	0.00
0	CGX#4: Ascii Encoding by gizmore and x		73	1y 283d	0.29	2.86	2.57
0	CGX#5: IRC with KVIrc by gizmore and x		40	1y 280d	0.00	0.00	0.00
0	CGX#6: Functions and Variables by gizmore and x		40	1y 271d	0.00	0.00	0.00
0	CGX#7: Object Orientation by gizmore and x		40	1y 271d	0.00	0.00	0.00
0	CGX#8: Base 64 by gizmore and x		72	1y 271d	0.00	0.00	0.00
0	CGX#11: Cross Site Scripting by gizmore and x		20	1y 157d	5.00	5.00	5.00
0	CGX#13: urls by gizmore and x		37	1y 153d	0.00	0.00	0.00
1	Training: Get Sourced by Gizmore		19775	16y 232d	0.49	1.75	2.21	Dec 03, 2009 - 22:24:49
1	Training: Stegano I by Gizmore		13595	16y 132d	1.07	2.57	2.64	Dec 03, 2009 - 22:27:19
1	Training: Crypto - Caesar I by Gizmore		12868	13y 363d	1.20	2.47	2.74
1	Training: WWW-Robots by Gizmore		11280	13y 333d	1.19	3.54	3.42
1	Training: ASCII by Gizmore		13163	13y 246d	0.55	1.82	1.69
1	Encodings: URL by Gizmore		11836	13y 246d	0.79	2.08	2.45
1	2021 Christmas Hippety by gizmore		85	2y 353d	3.19	2.31	4.12
1	Training: No DNS by gizmore		228	2y 215d	2.07	3.85	5.67
1	CGX#3: Binary Encoding by gizmore and x		659	1y 288d	0.29	2.41	2.35
1	CGX#10: SQL Injection by gizmore and x		111	1y 157d	3.55	5.18	6.36
1	CGX#14: Cracking Intro - Amaze Us by DejaVu, gizmore and x		31	330d 10h	4.00	5.67	8.27
1	Eigentor by gizmore		56	293d 7h	1.67	2.17	2.50
1	No Action by gizmore		31	97d 5h	1.29	2.29	1.57
1	CGX#15: Still Binary by gizmore and x		36	41d 3h	1.00	1.75	1.50
1	CGX#16: Big Endian by gizmore and x		24	41d 3h	1.75	2.75	3.25
2	Prime Factory by ch0wch0w		7840	16y 232d	1.98	2.80	3.36	Dec 03, 2009 - 22:28:46
2	Training: Encodings I by Gizmore		5270	16y 160d	3.28	4.32	3.95	Dec 03, 2009 - 22:29:08
2	Training: Programming 1 by Gizmore		5094	16y 132d	2.89	4.58	4.86
2	Training: Regex by Gizmore		3172	14y 78d	4.15	6.10	5.08
2	Training: PHP LFI by Gizmore		4982	14y 48d	2.88	5.17	4.92
2	PHP 0817 by Gizmore		6192	14y 13d	1.60	3.79	3.49
2	Training: Crypto - Transposition I by Gizmore		3999	13y 363d	2.40	3.31	4.11
2	Training: Crypto - Substitution I by Gizmore		3237	13y 363d	3.04	3.64	4.41
2	Training: Crypto - Caesar II by Gizmore		2656	13y 363d	2.92	3.68	4.64
2	Training: Crypto - Digraphs by Gizmore		1245	13y 363d	4.26	4.45	5.31
2	Training: MySQL I by Gizmore		5995	13y 363d	2.12	4.18	4.30
2	Training: MySQL II by Gizmore		3053	13y 362d	4.85	5.96	6.01
2	Training: WWW-Basics by Gizmore		1664	13y 361d	2.20	4.22	3.79
2	Training: Register Globals by Gizmore		3033	13y 352d	2.58	4.59	4.64
2	Training: Math Pyramid by Gizmore		1889	13y 352d	4.12	4.14	5.32
2	Training: Baconian by Gizmore		1727	13y 346d	3.12	4.44	4.63
2	Training: LSB by Gizmore		2081	13y 333d	3.41	5.40	5.32
2	Training: GPG by Gizmore		1053	13y 321d	2.86	6.21	4.78
2	Limited Access by wannabe7331		2525	13y 299d	2.67	4.59	4.27
2	Limited Access Too by wannabe7331 and lordOric		1805	13y 296d	3.02	4.88	4.58
2	Shadowlamb - Chapter I by Gizmore		379	13y 116d	2.73	2.62	7.13
2	Identity by gizmore		151	12y 346d	5.03	5.55	8.00
2	Training: Warchall - The Beginning by WarChallStaff		2129	12y 336d	2.54	4.73	7.16
2	Repeating History by space and Gizmore		660	12y 256d	3.74	3.68	4.66
2	PHP My Admin by Gizmore		690	12y 251d	3.50	3.00	3.17
2	Training: Caterpillar by Gizmore		403	12y 237d	4.71	3.74	3.52
2	AUTH me by Gizmore		557	11y 127d	3.54	5.33	4.73
2	Interesting by Gizmore		245	10y 219d	3.23	4.26	6.45
2	Wanda by Gizmore		74	8y 36d	4.89	4.05	5.63
2	Railsbin by Gizmore		119	6y 349d	2.68	3.55	4.95
2	Factor 2 by Gizmore		164	5y 22d	2.57	3.71	6.86
2	2021 Christmas Tweet by gizmore		14	2y 354d	3.86	4.29	6.14
2	2021 Christmas Gifts by gizmore		23	2y 350d	2.89	5.33	5.89
2	2021 Christmas Grampa by gizmore		225	2y 336d	0.78	1.11	1.96
2	LoFi by gizmore		22	2y 206d	2.75	0.75	2.75
2	IRC: Duckhunt by gizmore		33	2y 188d	1.78	1.78	8.89
2	Training: Checksums by gizmore		72	2y 98d	1.94	1.47	3.35
2	TBS Rehearsal by gizmore and theAnswer		16	293d 7h	2.67	3.00	7.67
2	PyHash by gizmore		30	192d 4h	2.70	6.70	5.30
3	Connect the Dots by galen		968	16y 232d	3.35	4.00	5.37
3	hi by Gizmore		2048	16y 232d	2.40	3.32	3.51
3	Stegano Woman by Z		486	16y 206d	3.81	4.10	5.21
3	Flow Over Astronomy by anto		391	16y 132d	4.40	5.40	5.58
3	Towers of Hanoi by Z		232	16y 132d	4.67	5.40	6.93
3	Enlightment by anto		1118	16y 15d	5.05	4.74	6.10
3	Simply Red by anto		340	16y 15d	5.20	5.49	6.49
3	htmlspecialchars by Gizmore and Kender		1112	15y 246d	3.45	4.88	4.07
3	Impossible n'est pas français by CommComm		446	15y 238d	2.89	3.73	6.04
3	PHP 0815 by Gizmore		1109	15y 179d	4.04	5.39	5.16
3	Guesswork by Gizmore		1638	15y 179d	3.51	2.29	3.63
3	No Escape by Gizmore		2482	14y 90d	4.04	5.46	5.49
3	Training: Crypto - Substitution II by Gizmore		527	13y 363d	3.61	3.92	5.44
3	Training: WWW-Rewrites by Gizmore		439	13y 361d	3.33	5.17	5.42
3	Stegano Attachment by Gizmore		1998	13y 321d	2.53	4.00	4.54
3	Zebra by hirsch		1674	13y 304d	2.23	2.95	4.97
3	Pimitive Encryption by Gizmore		397	13y 209d	3.46	4.83	6.87
3	Vermeer by XcrAckX		233	13y 123d	3.93	4.09	5.84
3	Stop us by noother and Gizmore		329	13y 90d	4.67	6.03	6.28
3	PHP 0818 by noother		1130	13y 76d	3.18	4.80	4.96
3	Are you serial by Gizmore		617	13y 47d	3.34	5.59	5.62
3	Shadowlamb - Chapter II by Gizmore		92	12y 346d	4.50	4.12	7.83
3	SSH... Z is sleeping by Z		174	12y 277d	5.34	7.93	7.66
3	eXtract Me by oleg		157	12y 232d	5.54	6.24	6.92
3	PHP 0819 by space		725	12y 220d	4.54	6.09	6.04
3	Illuminati by Gizmore		91	11y 44d	3.65	5.47	5.76
3	Britcoin by Gizmore		40	6y 252d	2.83	5.28	6.67
3	Rubik's Cube by space		28	6y 39d	5.08	4.25	6.42
3	Contribute by Gizmore		12	3y 239d	2.50	2.50	6.00
3	2021 Christmas Friday by gizmore		43	2y 352d	2.80	3.40	8.00
3	Luggage by MagicToast		22	128d 5h	3.00	3.50	8.67
3	Few Bonaccis by gizmore		13	98d 3h	4.17	6.83	7.50
4	bill for Bill by Z		503	16y 182d	4.67	6.04	8.59
4	Trivia by Z and Gizmore		802	16y 143d	5.25	6.32	7.18
4	PHP 0816 by Gizmore		796	15y 162d	4.06	5.76	5.46
4	Quangcurrency by quangntenemy and Gizmore		301	15y 89d	3.67	5.86	6.63
4	Addslashes by Gizmore		879	15y 88d	5.39	7.25	6.61
4	Yourself PHP by Gizmore and Kender		735	14y 90d	4.61	6.82	5.99
4	The Guestbook by Gizmore		788	14y 90d	4.95	6.53	7.05
4	Crappyshare by Gizmore		635	14y 90d	3.73	5.44	6.08
4	Paranoid by Gizmore		158	14y 90d	3.11	1.80	4.97
4	MD5.SALT by Gizmore		609	14y 13d	5.11	6.25	6.82
4	Training: Bacon Returns by Gizmore		225	13y 331d	4.55	3.68	3.82
4	Tracks by Gizmore		929	13y 96d	2.64	3.16	3.38
4	Training: RegexMini by ludde		644	13y 63d	4.35	6.13	5.44
4	Shadowlamb - Chapter III by Gizmore		46	12y 320d	3.82	1.36	8.36
4	Burning Fox by Gizmore		153	12y 274d	4.81	6.56	8.19
4	Choose your Path by Mart and gizmore		610	12y 248d	4.32	5.75	6.58
4	Choose your Path II by Mart and gizmore		375	12y 245d	4.29	5.64	6.82
4	Chessy Hawks by Jinx		60	12y 234d	5.90	3.50	4.70
4	Py-Tong by space		501	12y 226d	4.33	6.30	6.67
4	Warchall: Live LFI by Gizmore		614	12y 174d	3.84	4.79	5.93
4	Warchall: Live RFI by Gizmore		539	12y 174d	3.60	5.02	6.40
4	HOST me by space		424	11y 128d	5.55	7.33	6.85
4	Warchall: Live RCE by phiber and nurfed		280	10y 333d	5.91	7.43	7.35
4	Training: Net Ports by Gizmore		457	10y 177d	3.12	4.83	4.67
4	Training: Time is of the Essence by gizmore		37	4y 41d	5.13	6.73	8.40
4	The Mime Files by Gizmore		54	3y 146d	3.64	4.71	7.79
4	Fineprint by gizmore		11	2y 98d	4.40	4.40	6.60
4	Gid Gud by gizmore		14	283d 11h	5.00	3.50	7.75
4	MD5 Broken by gizmore		10	41d 3h	3.57	3.00	7.00
5	Can you read me by Gizmore		500	16y 232d	3.86	5.84	5.68
5	Lettergrid by Gizmore		169	16y 232d	5.10	4.70	5.40
5	The Nap by Z		56	16y 232d	5.74	8.00	8.00
5	Sudoku I by Gizmore		162	16y 182d	7.50	7.45	8.10
5	DropDaBass by anto		34	16y 132d	6.40	5.00	5.60
5	Sidology by Gizmore		339	16y 132d	4.16	4.39	7.27
5	Out of the Cloud by anto		44	16y 124d	5.73	4.33	6.33
5	A Black Hats Tale by Z		229	16y 87d	6.00	7.71	7.96
5	Fix Us by Z and Gizmore		90	15y 245d	5.75	7.38	6.83
5	Table Names by Gizmore		801	14y 90d	4.80	6.15	6.45
5	The Last Hope by bsdhell		122	14y 78d	7.40	7.15	8.25
5	WC Hashing Game by Gizmore		224	13y 358d	4.20	5.20	5.98
5	The Travelling Customer by Gizmore		109	13y 304d	5.81	6.92	7.65
5	Preg Evasion by noother		166	13y 210d	6.96	9.15	8.54
5	Blinded by the light by Gizmore		400	13y 152d	6.11	7.49	7.70
5	Smile by livinskull and Gizmore		84	13y 123d	5.84	6.79	7.74
5	Inka by Gizmore		35	12y 269d	6.00	7.08	7.92
5	Shadowlamb - Chapter IV by Gizmore		31	12y 99d	4.50	2.80	5.30
5	Time to Reset by Gizmore		130	12y 57d	5.56	7.22	7.33
5	Brainfucked by Gizmore		259	11y 44d	4.15	5.38	5.85
5	QMine by quangntenemy		20	11y 44d	6.50	5.50	6.33
5	Zen by Gizmore		31	7y 348d	5.00	4.33	6.75
5	Tribal Revival by gizmore		2	1y 334d	7.00	3.00	6.00
5	2020 Christmas Special by quangntenemy and Gizmore		14	3y 337d	4.83	6.17	9.33
5	Valentine's Gold by gizmore and tehron		15	281d 3h	4.71	5.86	8.57
6	Morsed by Gizmore		73	16y 232d	6.31	6.88	6.94
6	Count, don't wonder by galen		34	16y 232d	5.89	5.44	7.33
6	Letterworm by Gizmore		101	16y 232d	5.00	5.47	7.05
6	Anderson Application Auditing by Z		216	16y 206d	6.30	8.70	9.13
6	The Cookie is a lie by Z		70	16y 66d	3.73	5.32	7.00
6	Malware by Z		206	15y 310d	4.17	5.60	6.77
6	Z - Reloaded by Z and Gizmore		138	15y 84d	5.85	7.65	8.18
6	Credit Card Challenge Pwned! by Z		60	15y 84d	5.65	7.17	8.65
6	GizCrypt by Gizmore		164	14y 78d	4.97	5.83	7.54
6	B.AiM by BAIM and Gizmore		20	13y 304d	5.86	7.00	7.43
6	Fremes by Gizmore		26	13y 123d	5.71	5.43	8.43
6	Babbage and Coldplay by ludde		46	13y 59d	6.08	6.38	7.38
6	Blinded by the lighter by kwisatz		206	13y 7d	7.49	8.46	8.63
6	Warchall: Tryouts by matrixman		145	12y 201d	8.00	9.00	9.00
6	Are you blind? by Mawekl		129	12y 106d	6.71	7.90	8.57
6	Light in the Darkness by Mawekl		148	12y 106d	7.35	8.85	7.55
6	Three Times Sad by dloser		10	10y 323d	8.20	8.20	8.40
6	Table Names II by nurfed		350	10y 286d	5.71	8.15	7.68
6	Experience by Gizmore		20	10y 191d	6.44	5.67	6.56
6	Nippon by Gizmore and lazer		10	8y 144d	8.29	5.00	6.71
6	Temper by jusb3		7	3y 215d	7.20	9.00	10.00
7	Save the World by Z		228	16y 232d	6.56	8.03	7.90
7	Screwed Signup by Gizmore		300	15y 245d	5.69	7.43	7.38
7	Order By Query by Gizmore		515	15y 84d	6.46	7.56	7.34
7	Snake by Gizmore and lazer		46	14y 90d	5.64	6.14	8.71
7	Speed Your Way To VICtory by Jander		21	13y 195d	8.70	8.70	8.70
7	Training: Warchall - 7 Tropical Fruits by tropic		171	12y 336d	6.52	8.10	8.19
7	What is your Name? by Mawekl		42	12y 105d	7.18	8.09	7.55
7	Time to Reset II by Gizmore and noother		25	12y 52d	8.45	9.82	9.82
7	Stalking by Gizmore		15	11y 127d	6.67	5.17	10.00
7	Warchall: Nurxxed by nurfed		21	10y 310d	8.71	10.00	9.00
7	Disclosures by gizmore and dloser		21	10y 149d	7.11	6.89	7.78
7	Old Years Eve 2020 by Gizmore		13	3y 330d	6.50	5.25	5.75
7	Memorized by Gizmore		9	3y 313d	5.00	7.25	8.00
8	Agent Larry by Z		48	16y 232d	6.77	8.08	8.54
8	Crackcha by Gizmore		40	13y 333d	8.18	9.59	9.35
8	2013 New Years Special by quangntenemy		17	10y 164d	8.00	8.29	7.86
9	The BrownOS by dloser		4	10y 184d	10.00	6.67	10.00

No Data