Switch to lite version

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.


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 - 18370 players

Position Username Points Gold Last Validation
51
sparkix
400 76 2017-05-22 20:26:34
52
pwndre
396 3 2017-07-02 15:54:58
53
sambecks
391 22 2016-05-05 12:02:20
54
capsl
391 0 2016-02-14 18:48:16
55
mantz
390 2 2017-05-15 19:50:23
56
pylessard
388 15 2017-01-14 02:01:38
57
markmark
388 0 2017-06-15 04:40:16
58
ramza500
385 19 2017-08-11 04:16:56
59
Mister_Bert0ni
375 0 2017-06-24 15:54:59
60
uaf.io
371 8 2017-03-14 01:40:03
61
Snider
362 5 2017-05-17 05:16:38
62
freak_out
360 0 2017-08-19 13:11:59
63
lixtelnis
360 0 2017-08-10 15:25:28
64
yayctf
359 0 2017-05-30 15:27:42
65
tanovich
355 1 2017-02-02 04:08:35
66
Felis-Sapiens
353 0 2016-10-07 07:18:23
67
andreaf83
352 113 2016-09-05 06:54:18
68
techr0n
348 13 2017-07-10 15:13:18
69
nospace
348 0 2017-08-09 19:12:32
70
stefano118
343 1 2017-08-12 19:58:02
71
ekse
340 15 2016-07-28 06:55:49
72
_Unkn0wn_
340 9 2017-08-13 11:19:20
73
marcan2020
335 0 2017-08-17 09:55:48
74
fatihender
332 123 2017-08-22 05:26:58
75
snowscan
327 4 2017-06-08 15:50:39
76
sushi
326 225 2017-08-01 20:40:53
77
dank23
325 2 2016-04-25 17:37:23
78
HPx
325 2 2015-03-05 16:20:00
79
Fooker
324 2 2016-04-28 14:30:16
80
TyrannoKing
322 10 2015-07-20 00:13:07
81
ts
314 0 2016-04-15 08:47:00
82
arthepsy
312 0 2016-11-23 11:11:57
83
nitbx
311 0 2017-07-27 13:12:35
84
MtucX
310 1 2016-06-28 10:04:32
85
hugbed
305 92 2016-12-25 02:48:28
86
slothy
300 1 2017-04-02 23:53:54
87
bluerng
297 1 2017-08-18 12:22:30
88
div
296 0 2017-08-08 10:28:42
89
fclout
294 59 2015-06-13 23:20:09
90
christrc
293 13 2017-01-22 12:28:26
91
meme
290 0 2016-09-10 20:14:39
92
d4sher
289 1 2017-07-14 18:57:56
93
OKOB
288 0 2015-04-15 04:58:09
94
pandolia
286 20 2017-07-29 09:23:10
95
kasia-tutej
286 12 2017-07-19 08:59:26
96
Hart_Attack
285 285 2014-06-14 23:26:27
97
jusb3
285 1 2017-06-07 02:04:19
98
kichung
281 0 2017-03-09 16:47:26
99
kalazalak
280 0 2017-01-14 09:48:57
100
evigeant
279 33 2016-05-12 21:20:06

Search by username


Latest challenges validations

Last validation Challenge User who solved it
2017-08-22 16:02:42 Why not? JorkanoFaln
2017-08-22 15:58:59 Bash Jail 5 8032
2017-08-22 15:57:25 Client side validation is bad! severus_snape
2017-08-22 15:28:47 Hash me please tutux
2017-08-22 15:20:59 Execute me if you can again wszostak
2017-08-22 15:02:51 REST in peace secgeek
2017-08-22 15:00:11 Some martian message Konrad
2017-08-22 13:47:37 Ask your grandpa! shankx
2017-08-22 13:35:00 Admin Portal cryptti0
2017-08-22 13:25:00 I love cat tsolmon

The latest write-up with special mention


The latest challenges added

Challenge Points Category
Intro To Sparc 3 Reverse Engineering
R.I.P MsPaint 4 Forensics
Stay Classy! 3 Steganography
Unicorn As A Service 11 Cryptography
Old School 4 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.


top