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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.

You can also donate by sending bitcoin. 1GGSvqGm8NhE1h7hfkAzd5seTsnUfYR4oR

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 - 14243 players

Position Username Points Gold Last Validation
an0n
977 6 2016-11-02 18:24:28
stamparm
922 5 2016-08-19 09:22:27
HoLyVieR
875 117 2016-08-26 18:19:56
4
cyberguru
869 0 2016-10-07 04:45:59
5
Towel
839 574 2016-11-21 20:20:19
6
GuilT
732 124 2016-11-15 23:42:46
7
fLink
667 10 2016-11-30 17:55:45
8
madbat2
665 0 2015-06-15 15:37:39
9
lolwut
652 0 2016-08-05 05:14:38
10
fffroze
628 17 2016-11-20 17:57:38
11
Freddrickk
615 16 2016-10-16 16:45:54
12
marlo
611 0 2016-11-26 07:52:24
13
killer2
610 311 2016-09-14 04:38:58
14
garigouster
606 606 2015-10-07 18:01:14
15
turksec
606 2 2015-07-28 21:18:57
16
dloser
603 0 2016-05-03 15:48:08
17
Kileak
589 35 2016-07-22 20:05:02
18
xeksec
581 1 2016-10-24 00:59:48
19
yehuju
573 0 2016-11-18 17:56:55
20
becojo
513 3 2016-11-23 15:11:40
21
maxenced
510 15 2016-05-19 15:03:12
22
gorebrau
508 12 2016-10-17 06:50:13
23
pupsik
497 0 2016-11-29 11:12:06
24
Corb3nik
495 0 2016-12-06 02:36:14
25
rungekutta
494 1 2016-08-05 14:30:41
26
Varsag
472 0 2015-04-07 07:13:52
27
europa
461 357 2016-08-02 16:17:22
28
SaxX
455 14 2016-02-25 12:01:04
29
flxflndy
453 11 2016-12-03 08:42:29
30
sulliedeclat
426 0 2016-11-17 12:05:56
31
s7dn9y
419 0 2015-05-01 23:27:10
32
Charo
413 0 2016-10-25 01:22:28
33
solarwind
409 0 2016-08-11 21:25:51
34
dysleixa
393 5 2016-11-30 17:02:12
35
sambecks
391 22 2016-05-05 12:02:20
36
capsl
391 0 2016-02-14 18:48:16
37
govlog
383 24 2016-05-21 06:37:52
38
pylessard
376 24 2016-09-28 21:26:16
39
klammydia
373 15 2016-11-12 15:33:22
40
carapas
372 11 2016-11-30 20:34:10
41
tunelko
366 0 2016-08-31 15:34:15
42
uaf.io
365 8 2016-06-17 20:22:07
43
ProloG-Shaman
354 4 2016-07-22 15:22:14
44
Felis-Sapiens
353 0 2016-10-07 07:18:23
45
andreaf83
352 113 2016-09-05 06:54:18
46
freak_out
349 0 2016-11-12 13:30:05
47
CorpOfHack
346 0 2016-11-13 14:32:32
48
yayctf
342 0 2016-11-03 15:46:38
49
ekse
340 15 2016-07-28 06:55:49
50
stefano118
339 1 2016-08-27 23:25:22

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Latest challenges validations

Last validation Challenge User who solved it
2016-12-07 03:25:41 Bash Jail 1 Hawk1n5
2016-12-07 03:23:42 Bash Jail 2 Hawk1n5
2016-12-07 02:29:49 ACL rulezzz the world. monokuma
2016-12-07 02:23:43 Dr. Pouce mat4
2016-12-07 02:22:04 Why not? Gondowt
2016-12-07 02:02:44 SysAdmin Part 1 abcdef123
2016-12-07 00:18:36 Hash breaker dtuhoang
2016-12-06 23:41:33 Propaganda mail yudai
2016-12-06 23:40:59 Hash me please monokuma
2016-12-06 23:18:12 I hate mathematics dtuhoang

The latest write-up with special mention


The latest challenges added

Challenge Points Category
Phenix Golgoth 5 Reverse Engineering (Windows / Linux)
Rusty RSA message signing service 9 Cryptography
Can I speak with the kernel? 5 Reverse Engineering (Windows / Linux)
Can you see through the matrix reloaded! 4 Steganography
The vestige of dial-up Internet 2 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.

You can also donate by sending bitcoin. 1GGSvqGm8NhE1h7hfkAzd5seTsnUfYR4oR

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