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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 Up
Captcha I sandbox is Up Propaganda mail sandbox is Up
Basics of Linux x64 shellcoding sandbox is Up Level1 Pwnage Linux Level Up sandbox is Up
Level1 Pwnage Linux x86_64 sandbox is Up Virtual World sandbox is Up
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 2883 Mr.Un1k0d3r
Ask your grandpa! 2 1068 Mr.Un1k0d3r's Dad
Hash me reloaded 3 1603 Mr.Un1k0d3r
I hate mathematics 3 1694 Mr.Un1k0d3r
Ask your grandpa again! 4 359 Mr.Un1k0d3r's Dad
Hash breaker 4 1310 Mr.Un1k0d3r
I saw a little elf 4 477 Mr.Un1k0d3r
Hash breaker reloaded 5 764 Mr.Un1k0d3r
Execute me if you can 5 377 Mr.Un1k0d3r
Read me if you can 6 403 Mr.Un1k0d3r
Hash breaker reloaded again 6 257 Mr.Un1k0d3r
Ascii Art 6 601 Mr.Un1k0d3r
Execute me if you can again 6 191 Mr.Un1k0d3r
Xor me if you can 6 382 Mr.Un1k0d3r
Number game 7 304 Mr.Un1k0d3r remade by theindian
Classic Sudoku 7 256 Mr.Un1k0d3r remade by dread_knight
Find the right word 7 313 Mr.Un1k0d3r

Cryptography (36)

Challenges descriptions Points Validation Author
Some martian message 1 6035 Mr.Un1k0d3r
You're Drunk! 1 1615 Mr.Un1k0d3r
File recovery 1 2867 Mr.Un1k0d3r
Fashion Victim 2 457 GoSec CTF 2014
Public key recovery 2 1415 Mr.Un1k0d3r
Martian message part 2 2 2575 Mr.Un1k0d3r
Let's Play Scrabble! 3 44 Madness
Can you understand this sentence? 3 630 Mr.Un1k0d3r
Hangovers and more: Bacon 3 495 SynneR
Martian message part 3 3 976 Mr.Un1k0d3r
I Lost my password 3 1046 Mr.Un1k0d3r
Crypto over the network 4 120 Mr.Un1k0d3r remade by theindian
Encrypted Zip 4 524 Mr.Un1k0d3r
Crypto Object 4 173 GoSec CTF 2014
Crypto Leak 4 42 NSEC 2018 (Towel)
SSO Service 4 13 Mr.Un1k0d3r (Trustwave CTF 2020)
Jabber 5 9 Madness
Free Flag Encrypter 5 17 Towel
Let's Play Scrabble! Part 2 5 24 Madness
Is it a secure string? 5 239 Cedrick Chaput
Guess the number 6 14 cyberguru
TotalSecure Message Encrypter 6 88 Towel
Pattern is the key 6 40 Mr.Un1k0d3r
Welcome to the asylum 6 53 GoSec CTF 2014
Jabber Part 2 7 7 Madness
Malcolm 7 15 Trustwave CTF 2020
Homemade craptography #2 7 9 HoLyVieR ft. large software company
Mars Log 8 9 NSEC 2018 (Towel)
Crypto is not good as you think 8 157 Mr.Un1k0d3r
Homemade Craptography 8 8 NSEC 2018 (HoLyVieR)
Rusty RSA message signing service 9 11 b0n0n & An0n remade by dysleixa
Spies 9 31 CS Games 2016 (HoLyVieR)
Find your path 9 5 cyberguru
Polly Wants a Cracker 10 5 Madness
TotalSecure Message Encrypter V2 10 17 Towel
Unicorn As A Service 11 7 Towel

Exotic Data Storage (4)

Challenges descriptions Points Validation Author
Just another login form 2 1415 Mr.Un1k0d3r
DON'T login as admin 2 33 mbergeron
I forgot my password 3 31 mbergeron
Inspiration 6 31 NSEC 2019 (becojo)

Forensics (28)

Challenges descriptions Points Validation Author
Who I am part 2 1 574 Mr.Un1k0d3r
I made a dd of Agent Smith usb key 1 2990 Cedrick Chaput
I love cat 2 646 Mr.Un1k0d3r
Dr. Pouce 2 2207 Cedrick Chaput
Attention Dinosaure Survive 2 1240 PRL
The good, the bad and the ugly 2 119 Mr.Un1k0d3r
1 / 3 Do not waste the environment 2 944 PRL
Hide my ass in my home! 2 1447 Cedrick Chaput
Hey Chuck where is the flag? 2 1421 Mr.Un1k0d3r
Meat Loaf 2 276 Ekse
Who I am? 2 933 Mr.Un1k0d3r
The words flew but writing remains 3 154 Martin Dube
2 / 3 Did you see my desktop? 3 773 PRL
Are you Twisted Insane? 3 26 Cedrick Feat Mr.Un1k0d3r
Someone steal my flag! 3 379 Mr.Un1k0d3r
802.1X Part 1 4 59 NSEC 2015
3 / 3 Suspicious account password? 4 629 PRL
Poor internet connection 4 377 Cedrick Chaput
Agent Smith reloaded 4 247 Cedrick Chaput
R.I.P MsPaint 4 96 Misker
We got breached 5 200 Mr.Un1k0d3r
Someone steal my flag again 5 131 GoSec CTF 2014
Ping pong 5 83 SynneR
Spy my girl 5 200 Cedrick Chaput
We got breached again 6 145 Mr.Un1k0d3r
Russian Crypto Roulette 6 66 SynneR
Really Depressed Protocol 7 71 SynneR
802.1X Part 2 8 43 NSEC 2015

Jail Escaping (21)

Challenges descriptions Points Validation Author
Bash Jail 1 1 2146 Mr.Un1k0d3r
Bash Jail 2 2 1374 Mr.Un1k0d3r
Bash Jail 3 3 772 Mr.Un1k0d3r
Bash Jail 4 4 414 Mr.Un1k0d3r
Bash Jail 5 6 180 Mr.Un1k0d3r
Bash Jail 6 8 23 Garigouster
Bash Jail 7 12 15 Garigouster
C Jail 1 1 347 Mr.Un1k0d3r
C Jail 2 2 223 Mr.Un1k0d3r
C Jail 3 3 185 Mr.Un1k0d3r
C Jail 4 5 18 Garigouster
C Jail 5 7 11 Garigouster
C Jail 6 14 7 Garigouster
PHP Jail 1 1 536 Mr.Un1k0d3r
PHP Jail 2 2 355 Mr.Un1k0d3r
PHP Jail 3 3 246 Mr.Un1k0d3r
PHP Jail 4 4 190 Mr.Un1k0d3r
PHP Jail 5 6 157 Mr.Un1k0d3r
PyJail 1 3 220 Martin Dube
PyJail 2 5 120 Martin Dube
PyJail 3 6 44 Martin Dube

JavaScript (10)

Challenges descriptions Points Validation Author
Client side validation is bad! 1 6627 Mr.Un1k0d3r
Hashing is more secure 1 5760 Mr.Un1k0d3r
Then obfuscation is more secure 1 4383 Mr.Un1k0d3r
Most Secure Crypto Algo 2 1578 Mr.Un1k0d3r
Valid key required 2 869 Francois Lajeunesse
Why not? 2 3374 Mr.Un1k0d3r
Why not be more secure? 5 541 Mr.Un1k0d3r
WTF Lol! 6 254 HoLyVieR
Interstellar PhoneBook 6 38 NSEC 2018 (HoLyVieR)
Beauty and the beast 7 38 Mr.Un1k0d3r

Malware Analysis (21)

Challenges descriptions Points Validation Author
APT 1337 4 44 NSEC 2017 (Mr.Un1k0d3r)
Capture 1 Part 1 1 605 Mr.Un1k0d3r
Capture 1 Part 2 1 201 Mr.Un1k0d3r
Capture 1 Part 3 1 225 Mr.Un1k0d3r
Capture 1 Part 4 2 29 Mr.Un1k0d3r
Capture 1 Part 5 3 52 Mr.Un1k0d3r
Capture 1 Part 6 3 139 Mr.Un1k0d3r
Capture 1 Part 7 3 26 Mr.Un1k0d3r
Capture 2 Part 1 1 55 Mr.Un1k0d3r
Capture 2 Part 2 1 102 Mr.Un1k0d3r
Capture 2 Part 3 1 102 Mr.Un1k0d3r
Capture 2 Part 4 3 101 Mr.Un1k0d3r
Capture 2 Part 5 4 37 Mr.Un1k0d3r
Capture 2 Part 6 7 15 Mr.Un1k0d3r
Just Another MBR Ransomware 8 18 Towel
RAO democracy 4 52 NSEC 2017 (Mr.Un1k0d3r)
This malware excels Part 1 2 21 HF 2020 (nic-lovin)
This malware excels Part 2 1 20 HF 2020 (nic-lovin)
This malware excels Part 3 2 13 HF 2020 (nic-lovin)
This malware excels Part 4 5 7 HF 2020 (nic-lovin)
WebShell of Hell 5 16 An0n

Pwnage Linux (21)

Challenges descriptions Points Validation Author
Level1 Pwnage Linux Level Up 1 638 P-Y Feat Martin Dube
Level2 Pwnage Linux Level Up 2 396 P-Y Feat Martin Dube
Remote Auth 2 96 NSEC 2015
Level3 Pwnage Linux Level Up 3 284 P-Y Feat Martin Dube
The Vault 3 40 Mr.Un1k0d3r
Level1 Pwnage Linux x86_64 3 192 Mr.Un1k0d3r
Level2 Pwnage Linux x86_64 4 65 Mr.Un1k0d3r
Sometime there is no buffer overflow 4 70 Mr.Un1k0d3r
Can you get the service password 4 111 Mr.Un1k0d3r
Friendly race 5 21 Garigouster
Level4 Pwnage Linux Level Up 5 133 Mr.Un1k0d3r
RPCFTW! 6 34 NSEC 2015
Jack the heaper 6 18 uaf.io
Level4 Pwnage Linux x86_64 7 37 Mr.Un1k0d3r
Level3 Pwnage Linux x86_64 7 63 Mr.Un1k0d3r
Base64 As A Service 8 26 Guilt
Take over the Virtual World 8 36 NSEC 2015
Just another useless service 8 34 NSEC 2015
All You Need Is a Client 8 6 Mr.Un1k0d3r (Trustwave CTF 2020)
Base64 As A Service Reloaded 9 21 Guilt
Delivery As A Service 10 14 NSEC 2016

Reverse Engineering (56)

Challenges descriptions Points Validation Author
Can you see through the star 2 1219 Mr.Un1k0d3r
See No Evil - Part 1 2 119 alxbl
Gift as a Service Part 2 2 33 H0H0H0 Day (R0 team)
Time to learn x86 ASM & gdb 2 2014 Mr.Un1k0d3r
See No Evil - Part 2 3 92 alxbl
See No Evil - Part 3 3 88 alxbl
Intro To Sparc 3 173 Ian-Kyle Wagner
Kernel introduction 3 254 Mr.Un1k0d3r
Heap allocator 3 272 NSEC 2015
Windows x86 reversing is cool 3 696 Mr.Un1k0d3r
Crack Me 1 3 756 Mr.Un1k0d3r
Introduction to MIPS 3 314 Mr.Un1k0d3r
I never forget the Nintendo 64 3 619 Mr.Un1k0d3r
Power to the people 4 61 NSEC 2015
Old School 4 70 Towel
Let's take a detour 4 84 Floesen
Altera? 4 61 NSEC 2016
Wrong byte! 4 265 Mr.Un1k0d3r
Windows API for the win 4 325 Mr.Un1k0d3r
Introduction to ARM 4 346 Mr.Un1k0d3r
Space Invaders 4 11 Trustwave CTF 2020
I love tea! 4 21 nic-lovin
See No Evil - Part 5 4 60 alxbl
See No Evil - Part 4 4 68 alxbl
ASM Lovers 4 88 NSEC 2016
The MI7 password prompt 5 56 NSEC 2018 (Mr.Un1k0d3r)
Reindeer Game 5 5 H0H0H0 Day 2020 (Towel)
Phenix Golgoth 5 47 Hackfest 2016
Can I speak with the kernel? 5 70 Zerosum0x0
WASM Part 1 5 56 NSEC 2018 (Isra17)
Back to our roots 5 103 Mr.Un1k0d3r
Virtual World 5 72 NSEC 2015
RingZer0 Authenticator 5 229 Ekse
Smart enough? 5 110 NSEC 2015
Pwndr3 Authenticator 5 54 Pwndr3
Flag stealer 6 70 Ekse
Need a client 6 71 Mr.Un1k0d3r
Update Manager 6 55 Ekse
I Think I forgot to take out the garbage! 6 18 Mr.Un1k0d3r
SOS Lib 7 23 Mr.Un1k0d3r
Armed and ready 7 14 NSEC 2015
The supreme bash 7 22 NSEC 2017 (Mr.Un1k0d3r)
Cappin' 7 2 Mr.Un1k0d3r (Trustwave CTF 2020)
Buggy Bunny 7 10 Garigouster
Rebate As A Service 8 41 NSEC 2016
You're not welcome 8 53 Towel
WASM Part 2 8 8 NSEC 2018 (Isra17)
License to kill 8 3 Mr.Un1k0d3r
The Matrix 9 12 Towel
Trolling the troll 10 32 Mr.Un1k0d3r
Keygen time again 10 30 GoSec CTF 2014
The unknown challenge 11 16 Mr.Un1k0d3r
You're not welcome again! 12 20 Towel
WASM Part 3 12 6 NSEC 2018 (Isra17)
The oracle 13 17 Towel
Mars Reloaded 18 10 NSEC 2018 (Towel)

Shellcoding (7)

Challenges descriptions Points Validation Author
Basics of Linux x64 shellcoding 2 508 Mr.Un1k0d3r
Linux x64 shellcoding level 2 4 259 Mr.Un1k0d3r
Linux x64 shellcoding level 3 6 203 Mr.Un1k0d3r
Linux x64 shellcoding level 4 8 161 Mr.Un1k0d3r
Linux x64 shellcoding level 5 10 113 Mr.Un1k0d3r
Linux x64 shellcoding level 6 12 97 Mr.Un1k0d3r
Linux x64 shellcoding level 7 14 56 Mr.Un1k0d3r

Software Defined Radio (5)

Challenges descriptions Points Validation Author
SigID Level 1 1 953 Guenael
You Turn Me On And Off 3 4 Trustwave CTF 2020
Let's Get Scwhifty! 5 3 Trustwave CTF 2020
SigID Level 2 6 11 Guenael
Don't flip out, Thomas! 7 3 Trustwave CTF 2020

SQL Injection (32)

Challenges descriptions Points Validation Author
Most basic SQLi pattern. 1 8420 Mr.Un1k0d3r
Random Login Form 2 1709 Mr.Un1k0d3r
Po po po po postgresql 2 1823 Mr.Un1k0d3r
Login portal 1 2 3110 Mr.Un1k0d3r
ACL rulezzz the world. 2 4146 Mart
Login portal 2 3 625 Mr.Un1k0d3r
Don't mess with Noemie; she hates admin! 3 821 Mr.Un1k0d3r
0 Day Store 3 126 NSEC 2015
What's the definition of NULL 3 693 Mr.Un1k0d3r
Don't Stumble in the Process 4 48 mbergeron
Brain Teaser 1 4 26 Sideni
Quote of the day 4 613 Mr.Un1k0d3r
No more hacking for me! 4 303 Mr.Un1k0d3r
Thinking outside the box is the key 4 513 Mr.Un1k0d3r
Quote of the day reloaded 5 236 Mr.Un1k0d3r
When it's lite it's not necessarily easy 6 213 Mr.Un1k0d3r
Login portal 3 6 241 Mr.Un1k0d3r
Hot Single Mom 6 162 GoSec CTF 2014
Internet As A Service 7 115 Mr.Un1k0d3r
Size DOES matter 7 134 Mr.Un1k0d3r
Brain Teaser 2 7 14 Sideni
/etc/passwd 7 140 Mr.Un1k0d3r
Groups of hacker 7 155 Mr.Un1k0d3r
Login portal 4 7 145 Mr.Un1k0d3r
Login portal 5 8 69 Mr.Un1k0d3r
The useless search tool 8 119 Mr.Un1k0d3r
stackoverflow.com lied to me... again 9 77 Corb3nik
Doctor Who ? 9 8 Sideni
Login portal 6 10 58 Mr.Un1k0d3r
SQHell 11 14 Sideni feat. mbergeron
Don't Stumble in the Process Reloaded 12 8 mbergeron
!Mysql + Brain fart 13 31 Mr.Un1k0d3r

Steganography (24)

Challenges descriptions Points Validation Author
You're lost? Use the map 1 1594 Mr.Un1k0d3r
Victor you're hidding me something 1 2278 Cedrick Chaput
The vestige of dial-up Internet 2 136 Uid0
Pixel Everywhere 2 142 Mr.Un1k0d3r
Hidden In Plain Sight 2 611 NSEC 2015
Missing Pieces 2 714 Cedrick Chaput
Brainsick 2 797 Mr.Un1k0d3r
I'm Goronyo Babad Nigerian prince 2 509 Mr.Un1k0d3r
The Sloth 2 105 Misker
Victor reloaded 2 921 Cedrick Chaput
A ghost sound 2 759 Cedrick Chaput
Look inside the house 2 845 Mr.Un1k0d3r
Crazy Cat Lady 3 71 Madness
Can you see through the matrix! 3 137 Mr.Un1k0d3r
Love Letter 3 181 Towel
5 beautiful colors 3 42 PublicName
Your old friend Orloge Simard 3 551 Cedrick Chaput
Even the Odds 4 16 alxbl
Not just 64 4 14 Madness
Stay Classy! 4 17 Sideni
Can you see through the matrix reloaded! 4 27 Towel
Walk the line! 5 138 Cedrick Chaput
Stop the violence 5 17 jusb3
Stop the violence 2 5 6 jusb3

SysAdmin Linux (8)

Challenges descriptions Points Validation Author
SysAdmin Part 1 1 2343 Cedrick Chaput
SysAdmin Part 2 1 1691 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 3 1 1056 Mr.Un1k0d3r
SysAdmin Part 4 2 1002 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 5 2 631 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 6 3 599 Cedrick Chaput
SysAdmin Part 7 4 490 Cedrick Chaput
SysAdmin Part 8 4 546 Cedrick Feat Mr.Un1k0d3r

The NC8 Reverse Engineering Track (6)

Challenges descriptions Points Validation Author
NC8 MAINFRAME MANAGEMENT INTERFACE Part 1 7 51 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 1 3 31 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 2 7 29 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 3 10 28 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 3 5 19 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 4 15 15 NSEC 2018 (isra17)

Web Warning (51)

Challenges descriptions Points Validation Author
Looking for password file 1 3995 Mr.Un1k0d3r
Big Brother is watching 1 3815 Mr.Un1k0d3r
Area 51 1 2602 Mr.Un1k0d3r
Headache 1 3396 Mr.Un1k0d3r
Words mean something? 1 2701 Mr.Un1k0d3r
Hacking skill are optional 1 161 Breached Company
Unreadable captcha 2 360 SynneR
Captcha I 2 518 SynneR
Password reset 2 887 Mr.Un1k0d3r
Admin Portal 2 1109 Mr.Un1k0d3r
PHP Fairy 2 786 nic-Lovin
XSS Challenge 1 2 396 Mr.Un1k0d3r
XSS Challenge 2 2 393 Mr.Un1k0d3r
Security thru obscurity! 2 931 Mr.Un1k0d3r
Malicious upload 2 549 Mr.Un1k0d3r
Gift as a Service Part 1 3 35 H0H0H0 Day (R0 team)
PHP feature or 0day? 3 398 Mr.Un1k0d3r
UploadStar 3 32 nopernik
Beyond Reality Part 1 3 36 NSEC 2019 (ldionmarcil)
NeuroSoft: Observation Unit Center 3 41 NSEC 2019 (ldionmarcil)
Captcha IV 3 28 FadedForEver
JWT pitfall 1 3 56 Mr.Un1k0d3r
REST in peace 3 201 GoSec CTF 2014
XSS Challenge 3 3 179 Mr.Un1k0d3r
XSS Challenge 4 3 194 Mr.Un1k0d3r
Facebook will never forget this one 3 205 Mr.Un1k0d3r
Password reset reloaded 3 337 Mr.Un1k0d3r
Looking for the flag? 3 682 Mr.Un1k0d3r
Serial killer! 3 430 Mr.Un1k0d3r
Propaganda mail 4 227 NSEC 2015
Captcha II 4 136 SynneR
Captcha III 4 48 mbergeron
Beyond Reality Part 2 5 24 NSEC 2019 (ldionmarcil)
Lost API 5 30 NSEC 2019 (HoLyVieR)
The archive 5 21 NSEC 2019 (HoLyVieR)
UploadStar Reloaded 5 23 nopernik
Super Lottery 5 70 davidlebr1
Password Reset As a Service 5 56 Mr.Un1k0d3r
Timesheet As a Service 5 22 Mr.Un1k0d3r
Freedom Firewall 5 113 NSEC 2015
Read the unreadable 5 105 Mr.Un1k0d3r
XSS Challenge 5 6 120 Mr.Un1k0d3r
PHP feature or 0day reloaded? 6 70 Mr.Un1k0d3r
Serial killer part 2 6 42 HoLyVieR
Orao's factory 6 109 NSEC 2015
I hate this one 6 212 Mr.Un1k0d3r
XPATH of hell! 7 128 Francois L. Feat Mr.Un1k0d3r
Ping It! 7 25 mnadeau
Super Lottery Reloaded 7 23 davidlebr1 Feat mbergeron
Looking for god in your life? 8 62 NSEC 2015
Secure Mail 8 75 GoSec CTF 2014

Flag statistics (169363 submitted so far)

Number of points Number of validation Number of points Number of validation
18 points 10 15 points 15
14 points 63 13 points 48
12 points 146 11 points 37
10 points 297 9 points 165
8 points 951 7 points 2172
6 points 4593 5 points 4585
4 points 10152 3 points 20107
2 points 55189 1 points 70833

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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