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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

Join the slack

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 »


Want to become certified RCEH?

Super simple get at least 1000 points and you will receive your official badge and certification. The RingZer0 Certified Elite Hacker (RCEH) certification is a highly technical certification. Anyone holding the RCEH title is a highly skilled hacker.

Once you get your RCEH title you can proudly use the certified logo and show to the rest of the world that you successfully managed to solve several hacking challenges on the RingZer0 CTF.


Scoreboard - 31717 players

Position Username Points Gold Last Validation Special Mention
101
Akorlith
361 0 2019-10-17 23:23:33
102
ekse
360 7 2019-08-01 19:16:35
103
tanovich
358 1 2018-10-06 12:53:14
104
Felis-Sapiens
353 0 2016-10-07 07:18:23
105
bluerng
350 1 2018-04-18 06:41:41
106
stefano118
349 1 2019-04-27 21:31:10
107
_Unkn0wn_
343 9 2017-08-28 13:14:18
108
div
340 0 2019-04-15 17:01:50
109
Fooker
337 2 2018-04-27 16:40:49
110
dank23
333 1 2017-11-10 09:57:06
111
fatihender
332 118 2017-08-22 05:26:58
112
arthepsy
328 0 2017-11-15 17:26:50
113
wiz3kid
327 10 2019-06-01 12:31:28
114
HPx
325 2 2015-03-05 16:20:00
115
TyrannoKing
322 10 2015-07-20 00:13:07
116
benjamin6A
322 0 2019-08-04 02:56:19
117
rebe11ion
322 0 2019-05-17 23:43:13
118
nitbx
319 1 2019-01-30 01:54:01
119
ts
314 0 2016-04-15 08:47:00
120
christrc
311 13 2018-08-04 12:37:18
121
gsdt
310 2 2019-07-02 06:29:01
122
d4sher
310 1 2017-11-14 04:23:07
123
colonelzombie
309 0 2018-06-12 02:37:28
124
kichung
308 0 2018-05-18 12:13:44
125
hugbed
307 91 2017-11-04 23:57:06
126
zM_
307 6 2019-06-30 09:43:34
127
tristan
305 0 2019-03-13 21:31:03
128
slothy
303 1 2017-11-13 22:47:03
129
noble
299 0 2019-08-03 06:30:06
130
funny_guy
297 0 2019-09-02 14:28:41
131
ifftq2016
296 10 2019-02-25 08:12:25
132
fclout
294 59 2015-06-13 23:20:09
133
privat
292 18 2018-05-23 14:42:38
134
vcapra1
291 30 2019-09-07 17:53:21
135
falcon
290 0 2019-04-10 00:35:14
136
meme
290 0 2016-09-10 20:14:39
137
OKOB
288 0 2015-04-15 04:58:09
138
pandolia
286 20 2017-07-29 09:23:10
139
Hart_Attack
285 285 2014-06-14 23:26:27
140
mnadeau
285 1 2019-05-26 10:39:03
141 Occupe 285 0 2019-09-16 11:28:46
142
vanhelsing
285 0 2018-07-25 20:48:53
143
faaip
282 2 2018-02-13 07:01:27
144
gai1xeRoh
280 2 2019-07-30 18:26:05
145
kalazalak
280 0 2017-01-14 09:48:57
146
evigeant
279 33 2016-05-12 21:20:06
147
limbernie
276 175 2017-02-24 23:12:47
148
cg
275 6 2019-03-14 00:20:09
149
yudai
275 0 2018-12-21 05:14:52
150
lavish
274 21 2016-11-08 19:47:41

Search by username


Latest challenges validations

Last validation Challenge User who solved it
2019-10-19 06:52:45 ACL rulezzz the world. thejoker
2019-10-19 06:09:16 SysAdmin Part 2 Azult
2019-10-19 05:32:49 SysAdmin Part 1 Azult
2019-10-19 04:48:07 I hate mathematics arpad
2019-10-19 04:38:42 Client side validation is bad! livehack2019
2019-10-19 04:13:49 Most basic SQLi pattern. arpad
2019-10-19 02:15:19 Client side validation is bad! cdrckgthr
2019-10-19 00:51:33 Po po po po postgresql cdrckgthr
2019-10-19 00:35:06 Random Login Form cdrckgthr
2019-10-19 00:33:13 Most basic SQLi pattern. cdrckgthr

The latest write-up with special mention


The latest challenges added

Challenge Points Category
I love tea! 4 Reverse Engineering
Homemade craptography #2 7 Cryptography
Lost API 5 Web
The archive 5 Web
Even the Odds 4 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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