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Sandboxes Status

Challenges
SysAdmin Part 1 sandbox is Up Secure Mail sandbox is Up
Looking for god in your life? sandbox is Up XSS Challenge 1 sandbox is Down
Captcha I sandbox is Down Propaganda mail sandbox is Up
Basics of Linux x64 shellcoding sandbox is Down Level1 Pwnage Linux Level Up sandbox is Down
Level1 Pwnage Linux x86_64 sandbox is Up Virtual World sandbox is Down
Hot Single Mom sandbox is Up Bash Jail 1 sandbox is Up

Challenges


Coding challenges (17)

Challenges descriptions Points Validation Author
Hash me please 2 1630 Mr.Un1k0d3r
Ask your grandpa! 2 632 Mr.Un1k0d3r's Dad
Hash me reloaded 3 979 Mr.Un1k0d3r
I hate mathematics 3 1063 Mr.Un1k0d3r
Ask your grandpa again! 4 195 Mr.Un1k0d3r's Dad
Hash breaker 4 788 Mr.Un1k0d3r
I saw a little elf 4 292 Mr.Un1k0d3r
Hash breaker reloaded 5 484 Mr.Un1k0d3r
Execute me if you can 5 276 Mr.Un1k0d3r
Read me if you can 6 253 Mr.Un1k0d3r
Hash breaker reloaded again 6 165 Mr.Un1k0d3r
Ascii Art 6 394 Mr.Un1k0d3r
Execute me if you can again 6 137 Mr.Un1k0d3r
Xor me if you can 6 263 Mr.Un1k0d3r
Number game 7 204 Mr.Un1k0d3r
Classic Sudoku 7 180 Mr.Un1k0d3r
Find the right word 7 193 Mr.Un1k0d3r

Cryptography (23)

Challenges descriptions Points Validation Author
You're Drunk! 1 108 Mr.Un1k0d3r
Some martian message 1 3350 Mr.Un1k0d3r
File recovery 1 1713 Mr.Un1k0d3r
Fashion Victim 2 235 GoSec CTF 2014
Public key recovery 2 902 Mr.Un1k0d3r
Martian message part 2 2 1501 Mr.Un1k0d3r
Hangovers and more: Bacon 3 267 SynneR
Can you understand this sentence? 3 377 Mr.Un1k0d3r
Martian message part 3 3 589 Mr.Un1k0d3r
I Lost my password 3 683 Mr.Un1k0d3r
Crypto over the network 4 104 Mr.Un1k0d3r
Encrypted Zip 4 318 Mr.Un1k0d3r
Crypto Object 4 100 GoSec CTF 2014
Free Flag Encrypter 5 11 Towel
Is it a secure string? 5 161 Cedrick Chaput
Welcome to the asylum 6 39 GoSec CTF 2014
TotalSecure Message Encrypter 6 54 Towel
Pattern is the key 6 32 Mr.Un1k0d3r
Crypto is not good as you think 8 99 Mr.Un1k0d3r
Spies 9 22 CS Games 2016 (HoLyVieR)
Rusty RSA message signing service 9 10 b0n0n & An0n
TotalSecure Message Encrypter V2 10 12 Towel
Unicorn As A Service 11 5 Towel

Forensics (28)

Challenges descriptions Points Validation Author
Who I am part 2 1 171 Mr.Un1k0d3r
I made a dd of Agent Smith usb key 1 1925 Cedrick Chaput
I love cat 2 200 Mr.Un1k0d3r
Dr. Pouce 2 1384 Cedrick Chaput
Attention Dinosaure Survive 2 752 PRL
The good, the bad and the ugly 2 43 Mr.Un1k0d3r
1 / 3 Do not waste the environment 2 588 PRL
Hide my ass in my home! 2 919 Cedrick Chaput
Hey Chuck where is the flag? 2 903 Mr.Un1k0d3r
Meat Loaf 2 146 Ekse
Who I am? 2 517 Mr.Un1k0d3r
The words flew but writing remains 3 98 Martin Dube
2 / 3 Did you see my desktop? 3 512 PRL
Are you Twisted Insane? 3 19 Cedrick Feat Mr.Un1k0d3r
Someone steal my flag! 3 224 Mr.Un1k0d3r
802.1X Part 1 4 28 NSEC 2015
3 / 3 Suspicious account password? 4 412 PRL
Poor internet connection 4 285 Cedrick Chaput
Agent Smith reloaded 4 156 Cedrick Chaput
R.I.P MsPaint 4 46 Misker
We got breached 5 131 Mr.Un1k0d3r
Someone steal my flag again 5 58 GoSec CTF 2014
Ping pong 5 54 SynneR
Spy my girl 5 128 Cedrick Chaput
We got breached again 6 105 Mr.Un1k0d3r
Russian Crypto Roulette 6 45 SynneR
Really Depressed Protocol 7 47 SynneR
802.1X Part 2 8 19 NSEC 2015

Jail Escaping (21)

Challenges descriptions Points Validation Author
Bash Jail 1 1 940 Mr.Un1k0d3r
Bash Jail 2 2 635 Mr.Un1k0d3r
Bash Jail 3 3 388 Mr.Un1k0d3r
Bash Jail 4 4 226 Mr.Un1k0d3r
Bash Jail 5 6 94 Mr.Un1k0d3r
Bash Jail 6 8 6 Garigouster
Bash Jail 7 12 5 Garigouster
C Jail 1 1 170 Mr.Un1k0d3r
C Jail 2 2 112 Mr.Un1k0d3r
C Jail 3 3 88 Mr.Un1k0d3r
C Jail 4 5 6 Garigouster
C Jail 5 7 3 Garigouster
C Jail 6 14 0 Garigouster
PHP Jail 1 1 301 Mr.Un1k0d3r
PHP Jail 2 2 197 Mr.Un1k0d3r
PHP Jail 3 3 127 Mr.Un1k0d3r
PHP Jail 4 4 96 Mr.Un1k0d3r
PHP Jail 5 6 79 Mr.Un1k0d3r
PyJail 1 3 141 Martin Dube
PyJail 2 5 81 Martin Dube
PyJail 3 6 25 Martin Dube

JavaScript (9)

Challenges descriptions Points Validation Author
Client side validation is bad! 1 4092 Mr.Un1k0d3r
Hashing is more secure 1 3586 Mr.Un1k0d3r
Then obfuscation is more secure 1 2664 Mr.Un1k0d3r
Why not? 2 2491 Mr.Un1k0d3r
Valid key required 2 513 Francois Lajeunesse
Most Secure Crypto Algo 2 720 Mr.Un1k0d3r
Why not be more secure? 5 321 Mr.Un1k0d3r
WTF Lol! 6 133 HoLyVieR
Beauty and the beast 7 22 Mr.Un1k0d3r

Malware Analysis (17)

Challenges descriptions Points Validation Author
APT 1337 4 15 NorthSEC 2017 - Mr.Un1k0d3r
Capture 1 Part 1 1 373 Mr.Un1k0d3r
Capture 1 Part 2 1 123 Mr.Un1k0d3r
Capture 1 Part 3 1 136 Mr.Un1k0d3r
Capture 1 Part 4 2 19 Mr.Un1k0d3r
Capture 1 Part 5 3 25 Mr.Un1k0d3r
Capture 1 Part 6 3 96 Mr.Un1k0d3r
Capture 1 Part 7 3 18 Mr.Un1k0d3r
Capture 2 Part 1 1 37 Mr.Un1k0d3r
Capture 2 Part 2 1 66 Mr.Un1k0d3r
Capture 2 Part 3 1 67 Mr.Un1k0d3r
Capture 2 Part 4 3 64 Mr.Un1k0d3r
Capture 2 Part 5 4 22 Mr.Un1k0d3r
Capture 2 Part 6 7 6 Mr.Un1k0d3r
Just Another MBR Ransomware 8 4 Towel
RAO democracy 4 23 NorthSEC 2017 - Mr.Un1k0d3r
WebShell of Hell 5 7 An0n

Pwnage Linux (19)

Challenges descriptions Points Validation Author
Level1 Pwnage Linux Level Up 1 452 P-Y Feat Martin Dube
Level2 Pwnage Linux Level Up 2 295 P-Y Feat Martin Dube
Remote Auth 2 96 NSEC 2015
Level3 Pwnage Linux Level Up 3 220 P-Y Feat Martin Dube
Level1 Pwnage Linux x86_64 3 138 Mr.Un1k0d3r
Level2 Pwnage Linux x86_64 4 47 Mr.Un1k0d3r
Sometime there is no buffer overflow 4 70 Mr.Un1k0d3r
Can you get the service password 4 110 Mr.Un1k0d3r
Level4 Pwnage Linux Level Up 5 104 Mr.Un1k0d3r
Friendly race 5 21 Garigouster
RPCFTW! 6 23 NSEC 2015
Jack the heaper 6 18 uaf.io
Level3 Pwnage Linux x86_64 7 41 Mr.Un1k0d3r
Level4 Pwnage Linux x86_64 7 24 Mr.Un1k0d3r
Just another useless service 8 34 NSEC 2015
Take over the Virtual World 8 26 NSEC 2015
Base64 As A Service 8 26 Guilt
Base64 As A Service Reloaded 9 21 Guilt
Delivery As A Service 10 14 NSEC 2016

Reverse Engineering (40)

Challenges descriptions Points Validation Author
Time to learn x86 ASM & gdb 2 1353 Mr.Un1k0d3r
Can you see through the star 2 845 Mr.Un1k0d3r
Crack Me 1 3 548 Mr.Un1k0d3r
Heap allocator 3 146 NSEC 2015
Intro To Sparc 3 58 Ian-Kyle Wagner
Kernel introduction 3 144 Mr.Un1k0d3r
Introduction to MIPS 3 201 Mr.Un1k0d3r
Windows x86 reversing is cool 3 488 Mr.Un1k0d3r
I never forget the Nintendo 64 3 417 Mr.Un1k0d3r
Introduction to ARM 4 223 Mr.Un1k0d3r
Old School 4 28 Towel
Altera? 4 31 NSEC 2016
ASM Lovers 4 48 NSEC 2016
Power to the people 4 26 NSEC 2015
Windows API for the win 4 226 Mr.Un1k0d3r
Wrong byte! 4 183 Mr.Un1k0d3r
Let's take a detour 4 49 Floesen
Phenix Golgoth 5 27 Hackfest 2016
Can I speak with the kernel? 5 31 Zerosum0x0
Back to our roots 5 78 Mr.Un1k0d3r
Virtual World 5 52 NSEC 2015
Smart enough? 5 71 NSEC 2015
RingZer0 Authenticator 5 161 Ekse
Pwndr3 Authenticator 5 37 Pwndr3
Flag stealer 6 50 Ekse
Update Manager 6 45 Ekse
Need a client 6 71 Mr.Un1k0d3r
I Think I forgot to take out the garbage! 6 14 Mr.Un1k0d3r
Buggy Bunny 7 5 Garigouster
The supreme bash 7 9 NorthSEC 2017 - Mr.Un1k0d3r
SOS Lib 7 14 Mr.Un1k0d3r
Armed and ready 7 8 NSEC 2015
Rebate As A Service 8 23 NSEC 2016
You're not welcome 8 33 Towel
License to kill 8 0 Mr.Un1k0d3r
Keygen time again 10 21 GoSec CTF 2014
Trolling the troll 10 24 Mr.Un1k0d3r
The unknown challenge 11 12 Mr.Un1k0d3r
You're not welcome again! 12 11 Towel
The oracle 13 11 Towel

Shellcoding (7)

Challenges descriptions Points Validation Author
Basics of Linux x64 shellcoding 2 355 Mr.Un1k0d3r
Linux x64 shellcoding level 2 4 183 Mr.Un1k0d3r
Linux x64 shellcoding level 3 6 144 Mr.Un1k0d3r
Linux x64 shellcoding level 4 8 113 Mr.Un1k0d3r
Linux x64 shellcoding level 5 10 81 Mr.Un1k0d3r
Linux x64 shellcoding level 6 12 68 Mr.Un1k0d3r
Linux x64 shellcoding level 7 14 32 Mr.Un1k0d3r

SQL Injection (28)

Challenges descriptions Points Validation Author
Most basic SQLi pattern. 1 4920 Mr.Un1k0d3r
ACL rulezzz the world. 2 2583 Mart
Login portal 1 2 1706 Mr.Un1k0d3r
Random Login Form 2 632 Mr.Un1k0d3r
Just another login form 2 907 Mr.Un1k0d3r
Po po po po postgresql 2 853 Mr.Un1k0d3r
0 Day Store 3 62 NSEC 2015
Don't mess with Noemie; she hates admin! 3 348 Mr.Un1k0d3r
What's the definition of NULL 3 330 Mr.Un1k0d3r
Login portal 2 3 256 Mr.Un1k0d3r
Quote of the day 4 346 Mr.Un1k0d3r
Thinking outside the box is the key 4 317 Mr.Un1k0d3r
No more hacking for me! 4 173 Mr.Un1k0d3r
Quote of the day reloaded 5 147 Mr.Un1k0d3r
Hot Single Mom 6 91 GoSec CTF 2014
Login portal 3 6 158 Mr.Un1k0d3r
When it's lite it's not necessarily easy 6 143 Mr.Un1k0d3r
Internet As A Service 7 29 Mr.Un1k0d3r
Login portal 4 7 90 Mr.Un1k0d3r
Size DOES matter 7 95 Mr.Un1k0d3r
/etc/passwd 7 92 Mr.Un1k0d3r
Groups of hacker 7 124 Mr.Un1k0d3r
The useless search tool 8 91 Mr.Un1k0d3r
Login portal 5 8 57 Mr.Un1k0d3r
stackoverflow.com lied to me... again 9 31 Corb3nik
Login portal 6 10 44 Mr.Un1k0d3r
SQHell 11 6 Sideni
!Mysql + Brain fart 13 25 Mr.Un1k0d3r

Steganography (21)

Challenges descriptions Points Validation Author
SigID Level 1 1 513 Guenael
You're lost? Use the map 1 839 Mr.Un1k0d3r
Victor you're hidding me something 1 1360 Cedrick Chaput
The Sloth 2 45 Misker
Hidden In Plain Sight 2 354 NSEC 2015
I'm Goronyo Babad Nigerian prince 2 231 Mr.Un1k0d3r
Missing Pieces 2 434 Cedrick Chaput
Brainsick 2 487 Mr.Un1k0d3r
Look inside the house 2 532 Mr.Un1k0d3r
The vestige of dial-up Internet 2 36 Uid0
Victor reloaded 2 607 Cedrick Chaput
A ghost sound 2 488 Cedrick Chaput
Pixel Everywhere 2 63 Mr.Un1k0d3r
Love Letter 3 106 Towel
5 beautiful colors 3 11 PublicName
Can you see through the matrix! 3 96 Mr.Un1k0d3r
Your old friend Orloge Simard 3 359 Cedrick Chaput
Stay Classy! 3 4 Sideni
Can you see through the matrix reloaded! 4 14 Towel
Walk the line! 5 91 Cedrick Chaput
SigID Level 2 6 4 Guenael

SysAdmin Linux (8)

Challenges descriptions Points Validation Author
SysAdmin Part 1 1 1179 Cedrick Chaput
SysAdmin Part 2 1 810 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 3 1 424 Mr.Un1k0d3r
SysAdmin Part 4 2 521 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 5 2 236 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 6 3 250 Cedrick Chaput
SysAdmin Part 7 4 184 Cedrick Chaput
SysAdmin Part 8 4 259 Cedrick Feat Mr.Un1k0d3r

Web Warning (36)

Challenges descriptions Points Validation Author
Big Brother is watching 1 2071 Mr.Un1k0d3r
Looking for password file 1 2150 Mr.Un1k0d3r
Area 51 1 1487 Mr.Un1k0d3r
Headache 1 2078 Mr.Un1k0d3r
Words mean something? 1 1607 Mr.Un1k0d3r
Admin Portal 2 683 Mr.Un1k0d3r
XSS Challenge 1 2 178 Mr.Un1k0d3r
Captcha I 2 353 SynneR
Unreadable captcha 2 190 SynneR
XSS Challenge 2 2 208 Mr.Un1k0d3r
Password reset 2 624 Mr.Un1k0d3r
PHP Fairy 2 315 nic-Lovin
Malicious upload 2 330 Mr.Un1k0d3r
Security thru obscurity! 2 614 Mr.Un1k0d3r
REST in peace 3 134 GoSec CTF 2014
PHP feature or 0day? 3 185 Mr.Un1k0d3r
Password reset reloaded 3 254 Mr.Un1k0d3r
Serial killer! 3 289 Mr.Un1k0d3r
Looking for the flag? 3 440 Mr.Un1k0d3r
XSS Challenge 3 3 90 Mr.Un1k0d3r
XSS Challenge 4 3 112 Mr.Un1k0d3r
Facebook will never forget this one 3 131 Mr.Un1k0d3r
Captcha II 4 88 SynneR
Propaganda mail 4 131 NSEC 2015
Freedom Firewall 5 76 NSEC 2015
Password Reset As a Service 5 28 Mr.Un1k0d3r
Timesheet As a Service 5 22 Mr.Un1k0d3r
Read the unreadable 5 45 Mr.Un1k0d3r
PHP feature or 0day reloaded? 6 43 Mr.Un1k0d3r
I hate this one 6 137 Mr.Un1k0d3r
Orao's factory 6 75 NSEC 2015
Serial killer part 2 6 23 HoLyVieR
XSS Challenge 5 6 74 Mr.Un1k0d3r
XPATH of hell! 7 94 Francois L. Feat Mr.Un1k0d3r
Looking for god in your life? 8 40 NSEC 2015
Secure Mail 8 49 GoSec CTF 2014

Flag statistics (97317 submitted so far)

Number of points Number of validation Number of points Number of validation
14 points 32 13 points 36
12 points 84 11 points 23
10 points 196 9 points 84
8 points 620 7 points 1280
6 points 2931 5 points 2709
4 points 5842 3 points 11575
2 points 32193 1 points 39712

Shoutbox Have more questions? You can join the Slack Channel https://ringzer0-slack-invite.herokuapp.com/

2018-04-20 08:23:30 - Bad23
ha ha ha njn veendum vannu....
2018-04-18 01:59:27 - M-K-L
<script>
2018-04-11 19:30:12 - JR0ch17
30
2018-04-11 02:00:00 - M-K-L
30
2018-04-07 06:49:26 - neon_blue_gummy_bearz
30
2018-04-05 14:47:45 - Kuromatae
Not for me, i got the flag but can't validate it
2018-04-05 11:52:12 - anujkrr317
@Kuromatae : It's working perfectly fine.
2018-04-05 09:29:28 - Kuromatae
Hi guys ! Seems like "Looking for password file" don't work
2018-03-23 21:58:12 - m4l3f1c
hi
2018-03-22 14:14:14 - Sideni
@838341345 some of the challenges are still down. Refer to the Sandboxes Status on the Challenges' page.
close Intercepting SSL Traffic on RingZer0team.com

If you are using Burpsuite as your proxy, you may experiment some issue regarding interception. If you got the following error unrecognized_name here is the solution. Go to the main tab on your Burp then click on options you should now see the SSL tab. In the SSL Negociation section, check "Disable Java SNI extension (requires restart)" Restart your Burp instance and you are good to go.

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