Switch to lite version Switch to dark theme

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 - 33860 players

Position Username Points Gold Last Validation Special Mention
51
marcan2020
529 18 2019-02-10 03:27:50
52
ExKiller
529 3 2018-12-09 14:12:09
53
europa
525 348 2017-12-12 15:27:09
54
klammydia
519 33 2019-11-26 10:17:06
55
Shill
501 49 2019-05-14 23:49:35
56
anujkrr317
500 1 2019-02-28 17:24:35
57
Barberousse
488 145 2020-02-23 17:34:03
58
blakeks4711
482 6 2019-10-27 14:33:32
59
ProloG-Shaman
480 4 2019-11-23 20:11:28
60
pwndre
476 25 2019-06-02 20:29:37
61
nospace
476 0 2019-11-29 13:48:23
62
Varsag
472 0 2015-04-07 07:13:52
63
sarin
471 1 2018-06-14 13:30:41
64
Boschko
470 29 2020-02-07 19:53:17
65
kraken
469 19 2019-06-05 07:00:41
66
Sm4sh3r
466 0 2020-02-27 05:56:49
67
flxflndy
464 0 2019-03-03 09:43:49
68
Werclues
461 0 2019-09-12 19:42:44
69
SaxX
455 14 2016-02-25 12:01:04
70
CorpOfHack
452 0 2017-09-28 09:39:53
71
MtucX
442 1 2019-03-27 14:51:50
72
sushi
435 250 2019-03-24 01:07:08
73
govlog
432 1 2018-04-27 17:33:07
74
xyzzy5475
428 328 2019-09-13 13:54:40
75
solarwind
427 0 2017-07-04 02:41:01
76
Charo
423 0 2017-01-16 00:17:40
77
blablazej
419 0 2017-08-17 09:47:49
78
s7dn9y
419 0 2015-05-01 23:27:10
79
mantz
415 2 2019-09-30 02:40:59
80
carapas
411 1 2017-11-04 14:38:12
81
Radu
410 1 2019-05-11 08:58:12
82
tunelko
408 0 2017-04-25 02:46:51
83
love0day
408 0 2017-01-02 00:48:37
84
MusicLegend98
407 0 2019-12-03 23:34:04
85
MrBurks
399 95 2019-05-23 19:46:29
86
mukkul007
399 0 2019-12-19 08:04:16
87
Snider
398 5 2018-07-11 10:45:02
88
tristan
393 8 2020-02-12 19:10:11
89
sambecks
391 22 2016-05-05 12:02:20
90
markmark
391 0 2018-04-23 20:31:44
91
capsl
391 0 2016-02-14 18:48:16
92
ramza500
390 19 2018-05-27 00:27:46
93
pylessard
388 15 2017-01-14 02:01:38
94
yayctf
388 0 2018-08-15 22:49:20
95
Decay
384 11 2019-05-11 19:55:20
96
falcon
384 0 2019-12-05 04:22:34
97
vcapra1
381 55 2020-02-03 13:58:57
98
zerosum0x0
377 0 2020-02-05 20:05:26
99
chl0r
377 0 2019-06-14 11:18:20
100
Mister_Bert0ni
375 0 2017-06-24 15:54:59

Search by username


Latest challenges validations

Last validation Challenge User who solved it
2020-02-27 18:34:57 Martian message part 2 chum1ngo
2020-02-27 18:10:29 Looking for password file script
2020-02-27 17:46:23 Hashing is more secure chum1ngo
2020-02-27 17:36:36 I made a dd of Agent Smith usb key cavca
2020-02-27 17:34:28 Most basic SQLi pattern. cavca
2020-02-27 17:31:22 I made a dd of Agent Smith usb key xenoktombedx
2020-02-27 17:30:48 I made a dd of Agent Smith usb key 1N1T
2020-02-27 17:28:39 File recovery Acosta19
2020-02-27 17:26:04 File recovery R0ck0
2020-02-27 17:23:56 File recovery 1N1T

The latest write-up with special mention


The latest challenges added

Challenge Points Category
Ping It! 7 Web
Super Lottery Reloaded 7 Web
I love tea! 4 Reverse Engineering
Homemade craptography #2 7 Cryptography
Lost API 5 Web


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