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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
Corb3nik
1328 9 2019-08-01 13:01:38
sagefault
1326 126 2019-07-17 16:24:33
jusb3
1230 0 2019-08-16 13:10:35
4
stamparm
1201 9 2018-09-25 11:21:27
5
Towel
1195 660 2019-08-02 06:00:53
6
Freddrickk
1156 17 2019-02-22 04:32:29
7
an0n
1129 11 2017-08-20 17:04:56
8
cyberguru
1067 7 2019-08-11 07:43:52
9
mbergeron
1051 202 2019-07-31 15:54:52
10
GuilT
1009 117 2019-08-09 23:04:53
11
killer2
1005 311 2018-10-29 12:29:39
12
fLink
1005 2 2019-07-22 19:39:37
13
HoLyVieR
1001 86 2019-01-09 23:18:34
14
dinus
930 0 2019-08-15 11:40:16
15
acormier
928 90 2019-08-02 01:19:26
16
nic-lovin
912 14 2019-08-11 21:31:59
17
Sideni
900 18 2019-08-16 17:03:09
18
dysleixa
886 62 2019-06-25 02:18:28
19
garigouster
872 791 2017-06-05 09:19:11
20
allfro
835 0 2019-06-03 15:49:45
21
lolwut
777 0 2018-01-18 12:58:24
22
fffroze
748 1 2019-06-02 02:56:51
23
snowscan
740 7 2019-06-25 14:27:33
24
marcS0H
706 1 2019-07-17 20:15:35
25
yehuju
703 0 2019-07-30 02:30:31
26
becojo
700 6 2019-07-01 11:35:40
27
fob
684 0 2019-05-16 16:10:02
28
nopernik
680 220 2019-03-17 23:28:09
29
madbat2
665 0 2015-06-15 15:37:39
30
destiny
664 0 2019-08-02 20:13:10
31
alxbl
640 35 2019-08-12 18:12:40
32
turksec
639 8 2017-01-31 06:56:54
33
sparkix
623 105 2019-07-10 16:44:56
34
marlo
614 0 2016-12-12 06:53:58
35
Kileak
611 26 2018-02-23 15:37:57
36
sulliedeclat
610 1 2017-11-27 02:33:19
37
dloser
603 0 2016-05-03 15:48:08
38
xeksec
581 1 2016-10-24 00:59:48
39
pupsik
561 0 2019-02-23 22:55:15
40
Pourliver
559 0 2019-08-03 20:09:52
41
maxenced
555 43 2017-03-08 08:01:22
42
M.tucX
553 0 2018-04-15 22:00:18
43
lixtelnis
550 9 2019-07-17 18:36:19
44
jfgauron
538 4 2019-06-25 14:45:41
45
gorebrau
535 12 2018-03-18 13:53:40
46
marcan2020
529 18 2019-02-10 03:27:50
47
ExKiller
529 3 2018-12-09 14:12:09
48
europa
525 348 2017-12-12 15:27:09
49
klammydia
516 33 2019-01-14 00:31:21
50
rungekutta
514 1 2019-04-12 17:29:57

Search by username


Latest challenges validations

Last validation Challenge User who solved it
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
2019-08-17 09:54:08 Encrypted Zip umr
2019-08-17 09:32:13 Password reset Bagel
2019-08-17 09:28:30 Martian message part 3 umr
2019-08-17 09:21:16 Most basic SQLi pattern. yoavgu
2019-08-17 09:18:07 Can you understand this sentence? umr
2019-08-17 09:04:13 Is it a secure string? umr

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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