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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.

Bitcoin: 16vqCWxyjvJPcVAuYnXr6FCvM9mDCsr1Ra | Ethereum: 0x6052363B113d90701E35768487643636134f3f2f


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 - 30426 players

Position Username Points Gold Last Validation Special Mention
101
bluerng
350 1 2018-04-18 06:41:41
102
stefano118
349 1 2019-04-27 21:31:10
103
Akorlith
348 0 2019-07-01 02:57:43
104
nospace
348 0 2017-08-09 19:12:32
105
_Unkn0wn_
343 9 2017-08-28 13:14:18
106
div
340 0 2019-04-15 17:01:50
107
Fooker
337 2 2018-04-27 16:40:49
108
dank23
333 1 2017-11-10 09:57:06
109
fatihender
332 118 2017-08-22 05:26:58
110
arthepsy
328 0 2017-11-15 17:26:50
111
wiz3kid
327 10 2019-06-01 12:31:28
112
HPx
325 2 2015-03-05 16:20:00
113
TyrannoKing
322 10 2015-07-20 00:13:07
114
benjamin6A
322 0 2019-08-04 02:56:19
115
rebe11ion
322 0 2019-05-17 23:43:13
116
nitbx
319 1 2019-01-30 01:54:01
117
ts
314 0 2016-04-15 08:47:00
118
christrc
311 13 2018-08-04 12:37:18
119
gsdt
310 2 2019-07-02 06:29:01
120
d4sher
310 1 2017-11-14 04:23:07
121
colonelzombie
309 0 2018-06-12 02:37:28
122
kichung
308 0 2018-05-18 12:13:44
123
hugbed
307 91 2017-11-04 23:57:06
124
zM_
307 6 2019-06-30 09:43:34
125
kasia-tutej
306 3 2018-06-19 17:22:41
126
tristan
305 0 2019-03-13 21:31:03
127
slothy
303 1 2017-11-13 22:47:03
128
noble
299 0 2019-08-03 06:30:06
129
ifftq2016
296 10 2019-02-25 08:12:25
130
fclout
294 59 2015-06-13 23:20:09
131
privat
292 18 2018-05-23 14:42:38
132
vcapra1
290 30 2019-08-15 10:49:12
133
falcon
290 0 2019-04-10 00:35:14
134
meme
290 0 2016-09-10 20:14:39
135
OKOB
288 0 2015-04-15 04:58:09
136
pandolia
286 20 2017-07-29 09:23:10
137
Hart_Attack
285 285 2014-06-14 23:26:27
138
mnadeau
285 1 2019-05-26 10:39:03
139
vanhelsing
285 0 2018-07-25 20:48:53
140
faaip
282 2 2018-02-13 07:01:27
141
gai1xeRoh
280 2 2019-07-30 18:26:05
142
kalazalak
280 0 2017-01-14 09:48:57
143
evigeant
279 33 2016-05-12 21:20:06
144
limbernie
276 175 2017-02-24 23:12:47
145
cg
275 6 2019-03-14 00:20:09
146
yudai
275 0 2018-12-21 05:14:52
147
lavish
274 21 2016-11-08 19:47:41
148
SyraTR
274 10 2019-04-04 05:11:18
149
SFT
274 1 2016-03-12 18:00:01
150
Val
274 0 2018-06-22 13:51:44

Search by username


Latest challenges validations

Last validation Challenge User who solved it
2019-08-17 11:39:00 3 / 3 Suspicious account password? umr
2019-08-17 11:30:53 Hashing is more secure Nahoj
2019-08-17 11:28:45 Client side validation is bad! Nahoj
2019-08-17 11:21:33 Hangovers and more: Bacon umr
2019-08-17 11:12:02 Most basic SQLi pattern. Nahoj
2019-08-17 11:11:38 Fashion Victim umr
2019-08-17 10:55:42 SysAdmin Part 1 Nahoj
2019-08-17 10:54:01 Quote of the day RANGER
2019-08-17 10:16:19 PHP Fairy Bagel
2019-08-17 10:02:09 Login portal 2 RANGER

The latest write-up with special mention


The latest challenges added

Challenge Points Category
Even the Odds 4 Steganography
See No Evil - Part 5 4 Reverse Engineering
See No Evil - Part 4 4 Reverse Engineering
See No Evil - Part 3 3 Reverse Engineering
See No Evil - Part 2 3 Reverse Engineering


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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