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Sandboxes Status

Challenges
SysAdmin Part 1 sandbox is Up Secure Mail sandbox is Down
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 2979 Mr.Un1k0d3r
Ask your grandpa! 2 1104 Mr.Un1k0d3r's Dad
Hash me reloaded 3 1646 Mr.Un1k0d3r
I hate mathematics 3 1739 Mr.Un1k0d3r
Ask your grandpa again! 4 369 Mr.Un1k0d3r's Dad
Hash breaker 4 1339 Mr.Un1k0d3r
I saw a little elf 4 486 Mr.Un1k0d3r
Hash breaker reloaded 5 777 Mr.Un1k0d3r
Execute me if you can 5 385 Mr.Un1k0d3r
Read me if you can 6 414 Mr.Un1k0d3r
Hash breaker reloaded again 6 263 Mr.Un1k0d3r
Ascii Art 6 619 Mr.Un1k0d3r
Execute me if you can again 6 193 Mr.Un1k0d3r
Xor me if you can 6 389 Mr.Un1k0d3r
Number game 7 313 Mr.Un1k0d3r remade by theindian
Classic Sudoku 7 262 Mr.Un1k0d3r remade by dread_knight
Find the right word 7 325 Mr.Un1k0d3r

Cryptography (36)

Challenges descriptions Points Validation Author
Some martian message 1 6308 Mr.Un1k0d3r
You're Drunk! 1 1752 Mr.Un1k0d3r
File recovery 1 2970 Mr.Un1k0d3r
Fashion Victim 2 481 GoSec CTF 2014
Public key recovery 2 1458 Mr.Un1k0d3r
Martian message part 2 2 2656 Mr.Un1k0d3r
Let's Play Scrabble! 3 45 Madness
Can you understand this sentence? 3 650 Mr.Un1k0d3r
Hangovers and more: Bacon 3 513 SynneR
Martian message part 3 3 1013 Mr.Un1k0d3r
I Lost my password 3 1074 Mr.Un1k0d3r
Crypto over the network 4 125 Mr.Un1k0d3r remade by theindian
Encrypted Zip 4 536 Mr.Un1k0d3r
Crypto Object 4 180 GoSec CTF 2014
Crypto Leak 4 44 NSEC 2018 (Towel)
SSO Service 4 17 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? 5 244 Cedrick Chaput
Guess the number 6 18 cyberguru
TotalSecure Message Encrypter 6 90 Towel
Pattern is the key 6 43 Mr.Un1k0d3r
Welcome to the asylum 6 56 GoSec CTF 2014
Jabber Part 2 7 8 Madness
Malcolm 7 19 Trustwave CTF 2020
Homemade craptography #2 7 10 HoLyVieR ft. large software company
Mars Log 8 9 NSEC 2018 (Towel)
Crypto is not good as you think 8 167 Mr.Un1k0d3r
Homemade Craptography 8 9 NSEC 2018 (HoLyVieR)
Rusty RSA message signing service 9 14 b0n0n & An0n remade by dysleixa
Spies 9 32 CS Games 2016 (HoLyVieR)
Find your path 9 9 cyberguru
Polly Wants a Cracker 10 6 Madness
TotalSecure Message Encrypter V2 10 18 Towel
Unicorn As A Service 11 9 Towel

Exotic Data Storage (4)

Challenges descriptions Points Validation Author
Just another login form 2 1434 Mr.Un1k0d3r
DON'T login as admin 2 33 mbergeron
I forgot my password 3 31 mbergeron
Inspiration 6 34 NSEC 2019 (becojo)

Forensics (28)

Challenges descriptions Points Validation Author
Who I am part 2 1 616 Mr.Un1k0d3r
I made a dd of Agent Smith usb key 1 3084 Cedrick Chaput
I love cat 2 701 Mr.Un1k0d3r
Dr. Pouce 2 2263 Cedrick Chaput
Attention Dinosaure Survive 2 1278 PRL
The good, the bad and the ugly 2 120 Mr.Un1k0d3r
1 / 3 Do not waste the environment 2 966 PRL
Hide my ass in my home! 2 1482 Cedrick Chaput
Hey Chuck where is the flag? 2 1460 Mr.Un1k0d3r
Meat Loaf 2 279 Ekse
Who I am? 2 955 Mr.Un1k0d3r
The words flew but writing remains 3 158 Martin Dube
2 / 3 Did you see my desktop? 3 785 PRL
Are you Twisted Insane? 3 26 Cedrick Feat Mr.Un1k0d3r
Someone steal my flag! 3 393 Mr.Un1k0d3r
802.1X Part 1 4 62 NSEC 2015
3 / 3 Suspicious account password? 4 643 PRL
Poor internet connection 4 381 Cedrick Chaput
Agent Smith reloaded 4 250 Cedrick Chaput
R.I.P MsPaint 4 99 Misker
We got breached 5 207 Mr.Un1k0d3r
Someone steal my flag again 5 135 GoSec CTF 2014
Ping pong 5 85 SynneR
Spy my girl 5 204 Cedrick Chaput
We got breached again 6 148 Mr.Un1k0d3r
Russian Crypto Roulette 6 67 SynneR
Really Depressed Protocol 7 73 SynneR
802.1X Part 2 8 44 NSEC 2015

Jail Escaping (21)

Challenges descriptions Points Validation Author
Bash Jail 1 1 2223 Mr.Un1k0d3r
Bash Jail 2 2 1418 Mr.Un1k0d3r
Bash Jail 3 3 804 Mr.Un1k0d3r
Bash Jail 4 4 432 Mr.Un1k0d3r
Bash Jail 5 6 186 Mr.Un1k0d3r
Bash Jail 6 8 27 Garigouster
Bash Jail 7 12 15 Garigouster
C Jail 1 1 358 Mr.Un1k0d3r
C Jail 2 2 231 Mr.Un1k0d3r
C Jail 3 3 191 Mr.Un1k0d3r
C Jail 4 5 20 Garigouster
C Jail 5 7 11 Garigouster
C Jail 6 14 7 Garigouster
PHP Jail 1 1 548 Mr.Un1k0d3r
PHP Jail 2 2 363 Mr.Un1k0d3r
PHP Jail 3 3 252 Mr.Un1k0d3r
PHP Jail 4 4 196 Mr.Un1k0d3r
PHP Jail 5 6 162 Mr.Un1k0d3r
PyJail 1 3 230 Martin Dube
PyJail 2 5 124 Martin Dube
PyJail 3 6 44 Martin Dube

JavaScript (10)

Challenges descriptions Points Validation Author
Client side validation is bad! 1 6791 Mr.Un1k0d3r
Hashing is more secure 1 5900 Mr.Un1k0d3r
Then obfuscation is more secure 1 4498 Mr.Un1k0d3r
Most Secure Crypto Algo 2 1639 Mr.Un1k0d3r
Valid key required 2 895 Francois Lajeunesse
Why not? 2 3425 Mr.Un1k0d3r
Why not be more secure? 5 556 Mr.Un1k0d3r
WTF Lol! 6 259 HoLyVieR
Interstellar PhoneBook 6 39 NSEC 2018 (HoLyVieR)
Beauty and the beast 7 39 Mr.Un1k0d3r

Malware Analysis (22)

Challenges descriptions Points Validation Author
APT 1337 4 46 NSEC 2017 (Mr.Un1k0d3r)
Capture 1 Part 1 1 627 Mr.Un1k0d3r
Capture 1 Part 2 1 209 Mr.Un1k0d3r
Capture 1 Part 3 1 233 Mr.Un1k0d3r
Capture 1 Part 4 2 34 Mr.Un1k0d3r
Capture 1 Part 5 3 56 Mr.Un1k0d3r
Capture 1 Part 6 3 147 Mr.Un1k0d3r
Capture 1 Part 7 3 29 Mr.Un1k0d3r
Capture 2 Part 1 1 56 Mr.Un1k0d3r
Capture 2 Part 2 1 107 Mr.Un1k0d3r
Capture 2 Part 3 1 108 Mr.Un1k0d3r
Capture 2 Part 4 3 105 Mr.Un1k0d3r
Capture 2 Part 5 4 38 Mr.Un1k0d3r
Capture 2 Part 6 7 16 Mr.Un1k0d3r
Evil X 8 3 cyberguru
Just Another MBR Ransomware 8 18 Towel
RAO democracy 4 52 NSEC 2017 (Mr.Un1k0d3r)
This malware excels Part 1 2 28 HF 2020 (nic-lovin)
This malware excels Part 2 1 27 HF 2020 (nic-lovin)
This malware excels Part 3 2 19 HF 2020 (nic-lovin)
This malware excels Part 4 5 12 HF 2020 (nic-lovin)
WebShell of Hell 5 18 An0n

Pwnage Linux (21)

Challenges descriptions Points Validation Author
Level1 Pwnage Linux Level Up 1 661 P-Y Feat Martin Dube
Level2 Pwnage Linux Level Up 2 409 P-Y Feat Martin Dube
Remote Auth 2 96 NSEC 2015
Level3 Pwnage Linux Level Up 3 293 P-Y Feat Martin Dube
The Vault 3 48 Mr.Un1k0d3r
Level1 Pwnage Linux x86_64 3 197 Mr.Un1k0d3r
Level2 Pwnage Linux x86_64 4 69 Mr.Un1k0d3r
Sometime there is no buffer overflow 4 70 Mr.Un1k0d3r
Can you get the service password 4 112 Mr.Un1k0d3r
Friendly race 5 21 Garigouster
Level4 Pwnage Linux Level Up 5 139 Mr.Un1k0d3r
RPCFTW! 6 34 NSEC 2015
Jack the heaper 6 18 uaf.io
Level4 Pwnage Linux x86_64 7 41 Mr.Un1k0d3r
Level3 Pwnage Linux x86_64 7 66 Mr.Un1k0d3r
Base64 As A Service 8 26 Guilt
Take over the Virtual World 8 37 NSEC 2015
Just another useless service 8 34 NSEC 2015
All You Need Is a Client 8 10 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 1261 Mr.Un1k0d3r
See No Evil - Part 1 2 138 alxbl
Gift as a Service Part 2 2 40 H0H0H0 Day (R0 team)
Time to learn x86 ASM & gdb 2 2047 Mr.Un1k0d3r
See No Evil - Part 2 3 106 alxbl
See No Evil - Part 3 3 102 alxbl
Intro To Sparc 3 182 Ian-Kyle Wagner
Kernel introduction 3 263 Mr.Un1k0d3r
Heap allocator 3 281 NSEC 2015
Windows x86 reversing is cool 3 715 Mr.Un1k0d3r
Crack Me 1 3 771 Mr.Un1k0d3r
Introduction to MIPS 3 324 Mr.Un1k0d3r
I never forget the Nintendo 64 3 640 Mr.Un1k0d3r
Power to the people 4 72 NSEC 2015
Old School 4 80 Towel
Let's take a detour 4 97 Floesen
Altera? 4 74 NSEC 2016
Wrong byte! 4 277 Mr.Un1k0d3r
Windows API for the win 4 340 Mr.Un1k0d3r
Introduction to ARM 4 357 Mr.Un1k0d3r
Space Invaders 4 22 Trustwave CTF 2020
I love tea! 4 31 nic-lovin
See No Evil - Part 5 4 68 alxbl
See No Evil - Part 4 4 75 alxbl
ASM Lovers 4 94 NSEC 2016
The MI7 password prompt 5 65 NSEC 2018 (Mr.Un1k0d3r)
Reindeer Game 5 12 H0H0H0 Day 2020 (Towel)
Phenix Golgoth 5 59 Hackfest 2016
Can I speak with the kernel? 5 88 Zerosum0x0
WASM Part 1 5 71 NSEC 2018 (Isra17)
Back to our roots 5 119 Mr.Un1k0d3r
Virtual World 5 83 NSEC 2015
RingZer0 Authenticator 5 243 Ekse
Smart enough? 5 123 NSEC 2015
Pwndr3 Authenticator 5 65 Pwndr3
Flag stealer 6 80 Ekse
Need a client 6 73 Mr.Un1k0d3r
Update Manager 6 66 Ekse
I Think I forgot to take out the garbage! 6 25 Mr.Un1k0d3r
SOS Lib 7 33 Mr.Un1k0d3r
Armed and ready 7 21 NSEC 2015
The supreme bash 7 25 NSEC 2017 (Mr.Un1k0d3r)
Cappin' 7 2 Mr.Un1k0d3r (Trustwave CTF 2020)
Buggy Bunny 7 10 Garigouster
Rebate As A Service 8 42 NSEC 2016
You're not welcome 8 54 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 31 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 2 518 Mr.Un1k0d3r
Linux x64 shellcoding level 2 4 264 Mr.Un1k0d3r
Linux x64 shellcoding level 3 6 206 Mr.Un1k0d3r
Linux x64 shellcoding level 4 8 163 Mr.Un1k0d3r
Linux x64 shellcoding level 5 10 115 Mr.Un1k0d3r
Linux x64 shellcoding level 6 12 99 Mr.Un1k0d3r
Linux x64 shellcoding level 7 14 58 Mr.Un1k0d3r

Software Defined Radio (5)

Challenges descriptions Points Validation Author
SigID Level 1 1 964 Guenael
You Turn Me On And Off 3 12 Trustwave CTF 2020
Let's Get Scwhifty! 5 11 Trustwave CTF 2020
SigID Level 2 6 13 Guenael
Don't flip out, Thomas! 7 11 Trustwave CTF 2020

SQL Injection (32)

Challenges descriptions Points Validation Author
Most basic SQLi pattern. 1 8818 Mr.Un1k0d3r
Random Login Form 2 1874 Mr.Un1k0d3r
Po po po po postgresql 2 1954 Mr.Un1k0d3r
Login portal 1 2 3260 Mr.Un1k0d3r
ACL rulezzz the world. 2 4254 Mart
Login portal 2 3 702 Mr.Un1k0d3r
Don't mess with Noemie; she hates admin! 3 862 Mr.Un1k0d3r
0 Day Store 3 131 NSEC 2015
What's the definition of NULL 3 714 Mr.Un1k0d3r
Don't Stumble in the Process 4 54 mbergeron
Brain Teaser 1 4 27 Sideni
Quote of the day 4 630 Mr.Un1k0d3r
No more hacking for me! 4 314 Mr.Un1k0d3r
Thinking outside the box is the key 4 524 Mr.Un1k0d3r
Quote of the day reloaded 5 244 Mr.Un1k0d3r
When it's lite it's not necessarily easy 6 221 Mr.Un1k0d3r
Login portal 3 6 251 Mr.Un1k0d3r
Hot Single Mom 6 168 GoSec CTF 2014
Internet As A Service 7 121 Mr.Un1k0d3r
Size DOES matter 7 139 Mr.Un1k0d3r
Brain Teaser 2 7 15 Sideni
/etc/passwd 7 148 Mr.Un1k0d3r
Groups of hacker 7 159 Mr.Un1k0d3r
Login portal 4 7 149 Mr.Un1k0d3r
Login portal 5 8 71 Mr.Un1k0d3r
The useless search tool 8 122 Mr.Un1k0d3r
stackoverflow.com lied to me... again 9 80 Corb3nik
Doctor Who ? 9 9 Sideni
Login portal 6 10 59 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 1663 Mr.Un1k0d3r
Victor you're hidding me something 1 2398 Cedrick Chaput
The vestige of dial-up Internet 2 148 Uid0
Pixel Everywhere 2 145 Mr.Un1k0d3r
Hidden In Plain Sight 2 635 NSEC 2015
Missing Pieces 2 735 Cedrick Chaput
Brainsick 2 824 Mr.Un1k0d3r
I'm Goronyo Babad Nigerian prince 2 532 Mr.Un1k0d3r
The Sloth 2 116 Misker
Victor reloaded 2 972 Cedrick Chaput
A ghost sound 2 780 Cedrick Chaput
Look inside the house 2 916 Mr.Un1k0d3r
Crazy Cat Lady 3 80 Madness
Can you see through the matrix! 3 140 Mr.Un1k0d3r
Love Letter 3 193 Towel
5 beautiful colors 3 46 PublicName
Your old friend Orloge Simard 3 567 Cedrick Chaput
Even the Odds 4 17 alxbl
Not just 64 4 15 Madness
Stay Classy! 4 17 Sideni
Can you see through the matrix reloaded! 4 27 Towel
Walk the line! 5 143 Cedrick Chaput
Stop the violence 5 18 jusb3
Stop the violence 2 5 6 jusb3

SysAdmin Linux (8)

Challenges descriptions Points Validation Author
SysAdmin Part 1 1 2439 Cedrick Chaput
SysAdmin Part 2 1 1765 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 3 1 1119 Mr.Un1k0d3r
SysAdmin Part 4 2 1053 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 5 2 674 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 6 3 638 Cedrick Chaput
SysAdmin Part 7 4 518 Cedrick Chaput
SysAdmin Part 8 4 575 Cedrick Feat Mr.Un1k0d3r

The NC8 Reverse Engineering Track (6)

Challenges descriptions Points Validation Author
NC8 MAINFRAME MANAGEMENT INTERFACE Part 1 7 53 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 1 3 32 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 2 7 31 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 3 10 31 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 4220 Mr.Un1k0d3r
Big Brother is watching 1 4010 Mr.Un1k0d3r
Area 51 1 2729 Mr.Un1k0d3r
Headache 1 3542 Mr.Un1k0d3r
Words mean something? 1 2830 Mr.Un1k0d3r
Hacking skill are optional 1 205 Breached Company
Unreadable captcha 2 382 SynneR
Captcha I 2 538 SynneR
Password reset 2 936 Mr.Un1k0d3r
Admin Portal 2 1136 Mr.Un1k0d3r
PHP Fairy 2 850 nic-Lovin
XSS Challenge 1 2 472 Mr.Un1k0d3r
XSS Challenge 2 2 455 Mr.Un1k0d3r
Security thru obscurity! 2 951 Mr.Un1k0d3r
Malicious upload 2 564 Mr.Un1k0d3r
Gift as a Service Part 1 3 46 H0H0H0 Day (R0 team)
PHP feature or 0day? 3 417 Mr.Un1k0d3r
UploadStar 3 39 nopernik
Beyond Reality Part 1 3 42 NSEC 2019 (ldionmarcil)
NeuroSoft: Observation Unit Center 3 44 NSEC 2019 (ldionmarcil)
Captcha IV 3 31 FadedForEver
JWT pitfall 1 3 57 Mr.Un1k0d3r
REST in peace 3 203 GoSec CTF 2014
XSS Challenge 3 3 185 Mr.Un1k0d3r
XSS Challenge 4 3 199 Mr.Un1k0d3r
Facebook will never forget this one 3 211 Mr.Un1k0d3r
Password reset reloaded 3 342 Mr.Un1k0d3r
Looking for the flag? 3 698 Mr.Un1k0d3r
Serial killer! 3 440 Mr.Un1k0d3r
Propaganda mail 4 232 NSEC 2015
Captcha II 4 137 SynneR
Captcha III 4 50 mbergeron
Beyond Reality Part 2 5 27 NSEC 2019 (ldionmarcil)
Lost API 5 35 NSEC 2019 (HoLyVieR)
The archive 5 22 NSEC 2019 (HoLyVieR)
UploadStar Reloaded 5 26 nopernik
Super Lottery 5 73 davidlebr1
Password Reset As a Service 5 59 Mr.Un1k0d3r
Timesheet As a Service 5 22 Mr.Un1k0d3r
Freedom Firewall 5 120 NSEC 2015
Read the unreadable 5 111 Mr.Un1k0d3r
XSS Challenge 5 6 123 Mr.Un1k0d3r
PHP feature or 0day reloaded? 6 72 Mr.Un1k0d3r
Serial killer part 2 6 43 HoLyVieR
Orao's factory 6 112 NSEC 2015
I hate this one 6 217 Mr.Un1k0d3r
XPATH of hell! 7 132 Francois L. Feat Mr.Un1k0d3r
Ping It! 7 30 mnadeau
Super Lottery Reloaded 7 26 davidlebr1 Feat mbergeron
Looking for god in your life? 8 63 NSEC 2015
Secure Mail 8 79 GoSec CTF 2014

Flag statistics (176230 submitted so far)

Number of points Number of validation Number of points Number of validation
18 points 10 15 points 15
14 points 65 13 points 48
12 points 148 11 points 39
10 points 306 9 points 177
8 points 989 7 points 2288
6 points 4746 5 points 4841
4 points 10534 3 points 20880
2 points 57366 1 points 73778

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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