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RingZer0 Team Online CTF

RingZer0 Team's online CTF offers you tons of challenges designed to test and improve your hacking skills through hacking challenges. Register and get a flag for every challenge.



I started this website in 2014 hosting everything in my garage (Picture here). If you like the website you can support us by making a donation. With those donations it will be possible to buy modern hardware and add new great stuff on the website that required more resources. You can find the list of users that contributed here.


The RingZer0 Team Online CTF is now proudly hosted using Claranet FR cloud service.

Chat / Questions / Help

You'll find all what you need in the Slack Channel. https://ringzer0team.slack.com

https://ringzer0team.slack.com

Challenges

Currently more than 200 challenges are available over 13 categories. Have fun resolving them.

View challenges »

Register

Your first time here? First step register an account, that way you will be able to login and start solving challenges.

Register »


Scoreboard - 19296 players

Position Username Points Gold Last Validation
51
tunelko
408 0 2017-04-25 02:46:51
52
love0day
408 0 2017-01-02 00:48:37
53
mantz
401 2 2017-09-07 03:41:24
54
pwndre
396 3 2017-07-02 15:54:58
55
sambecks
391 22 2016-05-05 12:02:20
56
capsl
391 0 2016-02-14 18:48:16
57
pylessard
388 15 2017-01-14 02:01:38
58
markmark
388 0 2017-06-15 04:40:16
59
ramza500
385 19 2017-08-11 04:16:56
60
anujkrr317
382 5 2017-10-05 15:16:32
61
Mister_Bert0ni
375 0 2017-06-24 15:54:59
62
uaf.io
371 8 2017-03-14 01:40:03
63
lixtelnis
365 0 2017-08-30 17:22:30
64
andreaf83
364 113 2017-09-13 08:19:45
65
techr0n
364 13 2017-09-19 06:16:17
66
Snider
362 5 2017-05-17 05:16:38
67
freak_out
360 0 2017-08-19 13:11:59
68
yayctf
359 0 2017-05-30 15:27:42
69
tanovich
355 1 2017-02-02 04:08:35
70
Felis-Sapiens
353 0 2016-10-07 07:18:23
71
nospace
348 0 2017-08-09 19:12:32
72
_Unkn0wn_
343 9 2017-08-28 13:14:18
73
stefano118
343 1 2017-08-12 19:58:02
74
dinus
342 9 2017-10-18 14:42:35
75
ekse
340 15 2016-07-28 06:55:49
76
marcan2020
335 0 2017-08-17 09:55:48
77
fatihender
332 118 2017-08-22 05:26:58
78
Fooker
328 2 2017-08-25 11:04:36
79
snowscan
327 4 2017-06-08 15:50:39
80
sushi
326 225 2017-08-01 20:40:53
81
dank23
325 2 2016-04-25 17:37:23
82
HPx
325 2 2015-03-05 16:20:00
83
TyrannoKing
322 10 2015-07-20 00:13:07
84
sarin
317 3 2017-10-17 11:39:12
85
ts
314 0 2016-04-15 08:47:00
86
bluerng
313 1 2017-10-03 19:34:57
87
arthepsy
312 0 2016-11-23 11:11:57
88
nitbx
311 0 2017-07-27 13:12:35
89
MtucX
310 1 2016-06-28 10:04:32
90
jfgauron
306 9 2017-10-11 17:12:15
91
hugbed
305 92 2016-12-25 02:48:28
92
slothy
300 1 2017-04-02 23:53:54
93
div
296 0 2017-08-08 10:28:42
94
fclout
294 59 2015-06-13 23:20:09
95
christrc
293 13 2017-01-22 12:28:26
96
kichung
291 0 2017-09-25 12:31:00
97
meme
290 0 2016-09-10 20:14:39
98
d4sher
289 1 2017-07-14 18:57:56
99
OKOB
288 0 2015-04-15 04:58:09
100
ifftq2016
287 10 2017-09-03 11:57:04

Search by username


Latest challenges validations

Last validation Challenge User who solved it
2017-10-18 15:03:11 ACL rulezzz the world. tali
2017-10-18 14:42:35 Why not be more secure? dinus
2017-10-18 14:40:01 Headache Odien
2017-10-18 14:14:05 Big Brother is watching Odien
2017-10-18 14:09:11 Area 51 Odien
2017-10-18 13:11:04 ACL rulezzz the world. wicat
2017-10-18 13:02:57 Execute me if you can mjallstart
2017-10-18 12:02:36 RingZer0 Authenticator dimitarserg
2017-10-18 11:54:05 I hate mathematics mjallstart
2017-10-18 11:46:52 The vestige of dial-up Internet Sale134

The latest write-up with special mention


The latest challenges added

Challenge Points Category
Just Another MBR Ransomware 8 Malware Analysis
stackoverflow.com lied to me... again 9 SQL Injection
Intro To Sparc 3 Reverse Engineering
R.I.P MsPaint 4 Forensics
Stay Classy! 3 Steganography


I started this website in 2014 hosting everything in my garage. If you like the website you can support us by making a donation. With those donations it will be possible to buy modern hardware and add new great stuff on the website that required more resources. You can find the list of users that contributed here.


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