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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 2760 Mr.Un1k0d3r
Ask your grandpa! 2 1033 Mr.Un1k0d3r's Dad
Hash me reloaded 3 1547 Mr.Un1k0d3r
I hate mathematics 3 1641 Mr.Un1k0d3r
Ask your grandpa again! 4 344 Mr.Un1k0d3r's Dad
Hash breaker 4 1257 Mr.Un1k0d3r
I saw a little elf 4 458 Mr.Un1k0d3r
Hash breaker reloaded 5 735 Mr.Un1k0d3r
Execute me if you can 5 369 Mr.Un1k0d3r
Read me if you can 6 387 Mr.Un1k0d3r
Hash breaker reloaded again 6 248 Mr.Un1k0d3r
Ascii Art 6 585 Mr.Un1k0d3r
Execute me if you can again 6 184 Mr.Un1k0d3r
Xor me if you can 6 371 Mr.Un1k0d3r
Number game 7 296 Mr.Un1k0d3r remade by theindian
Classic Sudoku 7 248 Mr.Un1k0d3r remade by dread_knight
Find the right word 7 302 Mr.Un1k0d3r

Cryptography (35)

Challenges descriptions Points Validation Author
Some martian message 1 5819 Mr.Un1k0d3r
You're Drunk! 1 1461 Mr.Un1k0d3r
File recovery 1 2767 Mr.Un1k0d3r
Public key recovery 2 1376 Mr.Un1k0d3r
Fashion Victim 2 442 GoSec CTF 2014
Martian message part 2 2 2497 Mr.Un1k0d3r
Can you understand this sentence? 3 613 Mr.Un1k0d3r
Let's Play Scrabble! 3 41 Madness
I Lost my password 3 1021 Mr.Un1k0d3r
Martian message part 3 3 945 Mr.Un1k0d3r
Hangovers and more: Bacon 3 476 SynneR
Crypto Leak 4 42 NSEC 2018 (Towel)
Crypto Object 4 170 GoSec CTF 2014
SSO Service 4 8 Mr.Un1k0d3r (Trustwave CTF 2020)
Crypto over the network 4 114 Mr.Un1k0d3r remade by theindian
Encrypted Zip 4 509 Mr.Un1k0d3r
Let's Play Scrabble! Part 2 5 23 Madness
Jabber 5 9 Madness
Is it a secure string? 5 233 Cedrick Chaput
Free Flag Encrypter 5 16 Towel
Pattern is the key 6 40 Mr.Un1k0d3r
Guess the number 6 7 cyberguru
Welcome to the asylum 6 52 GoSec CTF 2014
TotalSecure Message Encrypter 6 86 Towel
Jabber Part 2 7 7 Madness
Malcolm 7 7 Trustwave CTF 2020
Homemade craptography #2 7 8 HoLyVieR ft. large software company
Mars Log 8 7 NSEC 2018 (Towel)
Homemade Craptography 8 7 NSEC 2018 (HoLyVieR)
Crypto is not good as you think 8 154 Mr.Un1k0d3r
Rusty RSA message signing service 9 10 b0n0n & An0n remade by dysleixa
Spies 9 31 CS Games 2016 (HoLyVieR)
Polly Wants a Cracker 10 4 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 1407 Mr.Un1k0d3r
DON'T login as admin 2 31 mbergeron
I forgot my password 3 30 mbergeron
Inspiration 6 31 NSEC 2019 (becojo)

Forensics (28)

Challenges descriptions Points Validation Author
Who I am part 2 1 510 Mr.Un1k0d3r
I made a dd of Agent Smith usb key 1 2885 Cedrick Chaput
I love cat 2 590 Mr.Un1k0d3r
Dr. Pouce 2 2153 Cedrick Chaput
Attention Dinosaure Survive 2 1177 PRL
The good, the bad and the ugly 2 85 Mr.Un1k0d3r
1 / 3 Do not waste the environment 2 922 PRL
Hide my ass in my home! 2 1388 Cedrick Chaput
Hey Chuck where is the flag? 2 1357 Mr.Un1k0d3r
Meat Loaf 2 238 Ekse
Who I am? 2 888 Mr.Un1k0d3r
The words flew but writing remains 3 153 Martin Dube
2 / 3 Did you see my desktop? 3 758 PRL
Are you Twisted Insane? 3 26 Cedrick Feat Mr.Un1k0d3r
Someone steal my flag! 3 367 Mr.Un1k0d3r
802.1X Part 1 4 56 NSEC 2015
3 / 3 Suspicious account password? 4 615 PRL
Poor internet connection 4 365 Cedrick Chaput
Agent Smith reloaded 4 242 Cedrick Chaput
R.I.P MsPaint 4 91 Misker
We got breached 5 196 Mr.Un1k0d3r
Someone steal my flag again 5 125 GoSec CTF 2014
Ping pong 5 81 SynneR
Spy my girl 5 196 Cedrick Chaput
We got breached again 6 142 Mr.Un1k0d3r
Russian Crypto Roulette 6 64 SynneR
Really Depressed Protocol 7 70 SynneR
802.1X Part 2 8 41 NSEC 2015

Jail Escaping (21)

Challenges descriptions Points Validation Author
Bash Jail 1 1 2050 Mr.Un1k0d3r
Bash Jail 2 2 1314 Mr.Un1k0d3r
Bash Jail 3 3 737 Mr.Un1k0d3r
Bash Jail 4 4 400 Mr.Un1k0d3r
Bash Jail 5 6 171 Mr.Un1k0d3r
Bash Jail 6 8 22 Garigouster
Bash Jail 7 12 15 Garigouster
C Jail 1 1 332 Mr.Un1k0d3r
C Jail 2 2 217 Mr.Un1k0d3r
C Jail 3 3 180 Mr.Un1k0d3r
C Jail 4 5 16 Garigouster
C Jail 5 7 10 Garigouster
C Jail 6 14 5 Garigouster
PHP Jail 1 1 517 Mr.Un1k0d3r
PHP Jail 2 2 341 Mr.Un1k0d3r
PHP Jail 3 3 237 Mr.Un1k0d3r
PHP Jail 4 4 183 Mr.Un1k0d3r
PHP Jail 5 6 153 Mr.Un1k0d3r
PyJail 1 3 212 Martin Dube
PyJail 2 5 118 Martin Dube
PyJail 3 6 41 Martin Dube

JavaScript (10)

Challenges descriptions Points Validation Author
Client side validation is bad! 1 6437 Mr.Un1k0d3r
Hashing is more secure 1 5592 Mr.Un1k0d3r
Then obfuscation is more secure 1 4252 Mr.Un1k0d3r
Most Secure Crypto Algo 2 1501 Mr.Un1k0d3r
Valid key required 2 845 Francois Lajeunesse
Why not? 2 3303 Mr.Un1k0d3r
Why not be more secure? 5 521 Mr.Un1k0d3r
WTF Lol! 6 247 HoLyVieR
Interstellar PhoneBook 6 38 NSEC 2018 (HoLyVieR)
Beauty and the beast 7 37 Mr.Un1k0d3r

Malware Analysis (17)

Challenges descriptions Points Validation Author
APT 1337 4 41 NSEC 2017 (Mr.Un1k0d3r)
Capture 1 Part 1 1 578 Mr.Un1k0d3r
Capture 1 Part 2 1 193 Mr.Un1k0d3r
Capture 1 Part 3 1 213 Mr.Un1k0d3r
Capture 1 Part 4 2 26 Mr.Un1k0d3r
Capture 1 Part 5 3 50 Mr.Un1k0d3r
Capture 1 Part 6 3 135 Mr.Un1k0d3r
Capture 1 Part 7 3 26 Mr.Un1k0d3r
Capture 2 Part 1 1 53 Mr.Un1k0d3r
Capture 2 Part 2 1 96 Mr.Un1k0d3r
Capture 2 Part 3 1 96 Mr.Un1k0d3r
Capture 2 Part 4 3 95 Mr.Un1k0d3r
Capture 2 Part 5 4 34 Mr.Un1k0d3r
Capture 2 Part 6 7 14 Mr.Un1k0d3r
Just Another MBR Ransomware 8 18 Towel
RAO democracy 4 48 NSEC 2017 (Mr.Un1k0d3r)
WebShell of Hell 5 14 An0n

Pwnage Linux (21)

Challenges descriptions Points Validation Author
Level1 Pwnage Linux Level Up 1 617 P-Y Feat Martin Dube
Level2 Pwnage Linux Level Up 2 384 P-Y Feat Martin Dube
Remote Auth 2 96 NSEC 2015
Level3 Pwnage Linux Level Up 3 279 P-Y Feat Martin Dube
The Vault 3 39 Mr.Un1k0d3r
Level1 Pwnage Linux x86_64 3 190 Mr.Un1k0d3r
Level2 Pwnage Linux x86_64 4 64 Mr.Un1k0d3r
Sometime there is no buffer overflow 4 70 Mr.Un1k0d3r
Can you get the service password 4 110 Mr.Un1k0d3r
Friendly race 5 21 Garigouster
Level4 Pwnage Linux Level Up 5 131 Mr.Un1k0d3r
RPCFTW! 6 33 NSEC 2015
Jack the heaper 6 18 uaf.io
Level4 Pwnage Linux x86_64 7 36 Mr.Un1k0d3r
Level3 Pwnage Linux x86_64 7 61 Mr.Un1k0d3r
Base64 As A Service 8 26 Guilt
Take over the Virtual World 8 34 NSEC 2015
Just another useless service 8 34 NSEC 2015
All You Need Is a Client 8 3 Mr.Un1k0d3r (Trustwave CTF 2020)
Base64 As A Service Reloaded 9 21 Guilt
Delivery As A Service 10 14 NSEC 2016

Reverse Engineering (54)

Challenges descriptions Points Validation Author
Time to learn x86 ASM & gdb 2 1967 Mr.Un1k0d3r
Can you see through the star 2 1164 Mr.Un1k0d3r
See No Evil - Part 1 2 93 alxbl
Crack Me 1 3 742 Mr.Un1k0d3r
Heap allocator 3 262 NSEC 2015
Intro To Sparc 3 159 Ian-Kyle Wagner
See No Evil - Part 2 3 73 alxbl
Kernel introduction 3 242 Mr.Un1k0d3r
See No Evil - Part 3 3 71 alxbl
Windows x86 reversing is cool 3 674 Mr.Un1k0d3r
Introduction to MIPS 3 301 Mr.Un1k0d3r
I never forget the Nintendo 64 3 606 Mr.Un1k0d3r
See No Evil - Part 4 4 53 alxbl
Space Invaders 4 5 Trustwave CTF 2020
ASM Lovers 4 85 NSEC 2016
Altera? 4 56 NSEC 2016
I love tea! 4 12 nic-lovin
Old School 4 62 Towel
See No Evil - Part 5 4 47 alxbl
Power to the people 4 55 NSEC 2015
Let's take a detour 4 79 Floesen
Windows API for the win 4 310 Mr.Un1k0d3r
Introduction to ARM 4 338 Mr.Un1k0d3r
Wrong byte! 4 257 Mr.Un1k0d3r
Pwndr3 Authenticator 5 51 Pwndr3
WASM Part 1 5 53 NSEC 2018 (Isra17)
Phenix Golgoth 5 45 Hackfest 2016
Can I speak with the kernel? 5 65 Zerosum0x0
RingZer0 Authenticator 5 225 Ekse
The MI7 password prompt 5 52 NSEC 2018 (Mr.Un1k0d3r)
Back to our roots 5 101 Mr.Un1k0d3r
Virtual World 5 69 NSEC 2015
Smart enough? 5 106 NSEC 2015
I Think I forgot to take out the garbage! 6 18 Mr.Un1k0d3r
Update Manager 6 54 Ekse
Need a client 6 71 Mr.Un1k0d3r
Flag stealer 6 68 Ekse
Cappin' 7 1 Mr.Un1k0d3r (Trustwave CTF 2020)
SOS Lib 7 22 Mr.Un1k0d3r
Buggy Bunny 7 10 Garigouster
The supreme bash 7 22 NSEC 2017 (Mr.Un1k0d3r)
Armed and ready 7 12 NSEC 2015
Rebate As A Service 8 38 NSEC 2016
License to kill 8 3 Mr.Un1k0d3r
WASM Part 2 8 8 NSEC 2018 (Isra17)
You're not welcome 8 52 Towel
The Matrix 9 11 Towel
Keygen time again 10 30 GoSec CTF 2014
Trolling the troll 10 31 Mr.Un1k0d3r
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 9 NSEC 2018 (Towel)

Shellcoding (7)

Challenges descriptions Points Validation Author
Basics of Linux x64 shellcoding 2 496 Mr.Un1k0d3r
Linux x64 shellcoding level 2 4 253 Mr.Un1k0d3r
Linux x64 shellcoding level 3 6 200 Mr.Un1k0d3r
Linux x64 shellcoding level 4 8 159 Mr.Un1k0d3r
Linux x64 shellcoding level 5 10 110 Mr.Un1k0d3r
Linux x64 shellcoding level 6 12 94 Mr.Un1k0d3r
Linux x64 shellcoding level 7 14 53 Mr.Un1k0d3r

Software Defined Radio (5)

Challenges descriptions Points Validation Author
SigID Level 1 1 917 Guenael
You Turn Me On And Off 3 0 Trustwave CTF 2020
Let's Get Scwhifty! 5 0 Trustwave CTF 2020
SigID Level 2 6 11 Guenael
Don't flip out, Thomas! 7 0 Trustwave CTF 2020

SQL Injection (32)

Challenges descriptions Points Validation Author
Most basic SQLi pattern. 1 8150 Mr.Un1k0d3r
Random Login Form 2 1622 Mr.Un1k0d3r
Po po po po postgresql 2 1733 Mr.Un1k0d3r
Login portal 1 2 3014 Mr.Un1k0d3r
ACL rulezzz the world. 2 4064 Mart
Login portal 2 3 593 Mr.Un1k0d3r
Don't mess with Noemie; she hates admin! 3 778 Mr.Un1k0d3r
0 Day Store 3 123 NSEC 2015
What's the definition of NULL 3 659 Mr.Un1k0d3r
Don't Stumble in the Process 4 47 mbergeron
Brain Teaser 1 4 23 Sideni
Quote of the day 4 598 Mr.Un1k0d3r
No more hacking for me! 4 292 Mr.Un1k0d3r
Thinking outside the box is the key 4 500 Mr.Un1k0d3r
Quote of the day reloaded 5 231 Mr.Un1k0d3r
When it's lite it's not necessarily easy 6 207 Mr.Un1k0d3r
Login portal 3 6 237 Mr.Un1k0d3r
Hot Single Mom 6 159 GoSec CTF 2014
Internet As A Service 7 111 Mr.Un1k0d3r
Size DOES matter 7 131 Mr.Un1k0d3r
Brain Teaser 2 7 13 Sideni
/etc/passwd 7 138 Mr.Un1k0d3r
Groups of hacker 7 152 Mr.Un1k0d3r
Login portal 4 7 145 Mr.Un1k0d3r
Login portal 5 8 69 Mr.Un1k0d3r
The useless search tool 8 115 Mr.Un1k0d3r
stackoverflow.com lied to me... again 9 76 Corb3nik
Doctor Who ? 9 8 Sideni
Login portal 6 10 57 Mr.Un1k0d3r
SQHell 11 14 Sideni feat. mbergeron
Don't Stumble in the Process Reloaded 12 8 mbergeron
!Mysql + Brain fart 13 30 Mr.Un1k0d3r

Steganography (24)

Challenges descriptions Points Validation Author
You're lost? Use the map 1 1512 Mr.Un1k0d3r
Victor you're hidding me something 1 2212 Cedrick Chaput
The vestige of dial-up Internet 2 100 Uid0
Pixel Everywhere 2 110 Mr.Un1k0d3r
Hidden In Plain Sight 2 599 NSEC 2015
Missing Pieces 2 697 Cedrick Chaput
Brainsick 2 775 Mr.Un1k0d3r
I'm Goronyo Babad Nigerian prince 2 499 Mr.Un1k0d3r
The Sloth 2 101 Misker
Victor reloaded 2 908 Cedrick Chaput
A ghost sound 2 745 Cedrick Chaput
Look inside the house 2 828 Mr.Un1k0d3r
Crazy Cat Lady 3 64 Madness
Can you see through the matrix! 3 133 Mr.Un1k0d3r
Love Letter 3 177 Towel
5 beautiful colors 3 40 PublicName
Your old friend Orloge Simard 3 541 Cedrick Chaput
Even the Odds 4 15 alxbl
Not just 64 4 13 Madness
Stay Classy! 4 17 Sideni
Can you see through the matrix reloaded! 4 27 Towel
Walk the line! 5 135 Cedrick Chaput
Stop the violence 5 16 jusb3
Stop the violence 2 5 6 jusb3

SysAdmin Linux (8)

Challenges descriptions Points Validation Author
SysAdmin Part 1 1 2244 Cedrick Chaput
SysAdmin Part 2 1 1625 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 3 1 1013 Mr.Un1k0d3r
SysAdmin Part 4 2 964 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 5 2 604 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 6 3 571 Cedrick Chaput
SysAdmin Part 7 4 469 Cedrick Chaput
SysAdmin Part 8 4 530 Cedrick Feat Mr.Un1k0d3r

The NC8 Reverse Engineering Track (6)

Challenges descriptions Points Validation Author
NC8 MAINFRAME MANAGEMENT INTERFACE Part 1 7 50 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 1 3 30 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 2 7 28 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 3 10 27 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 (50)

Challenges descriptions Points Validation Author
Looking for password file 1 3770 Mr.Un1k0d3r
Big Brother is watching 1 3636 Mr.Un1k0d3r
Area 51 1 2495 Mr.Un1k0d3r
Headache 1 3269 Mr.Un1k0d3r
Words mean something? 1 2604 Mr.Un1k0d3r
Hacking skill are optional 1 153 Breached Company
Captcha I 2 501 SynneR
Password reset 2 875 Mr.Un1k0d3r
Admin Portal 2 1095 Mr.Un1k0d3r
XSS Challenge 1 2 379 Mr.Un1k0d3r
PHP Fairy 2 753 nic-Lovin
XSS Challenge 2 2 380 Mr.Un1k0d3r
Unreadable captcha 2 351 SynneR
Security thru obscurity! 2 910 Mr.Un1k0d3r
Malicious upload 2 534 Mr.Un1k0d3r
Beyond Reality Part 1 3 23 NSEC 2019 (ldionmarcil)
UploadStar 3 14 nopernik
NeuroSoft: Observation Unit Center 3 30 NSEC 2019 (ldionmarcil)
PHP feature or 0day? 3 378 Mr.Un1k0d3r
Captcha IV 3 24 FadedForEver
REST in peace 3 200 GoSec CTF 2014
JWT pitfall 1 3 50 Mr.Un1k0d3r
XSS Challenge 3 3 173 Mr.Un1k0d3r
Looking for the flag? 3 664 Mr.Un1k0d3r
Facebook will never forget this one 3 200 Mr.Un1k0d3r
Password reset reloaded 3 331 Mr.Un1k0d3r
XSS Challenge 4 3 190 Mr.Un1k0d3r
Serial killer! 3 425 Mr.Un1k0d3r
Captcha III 4 42 mbergeron
Propaganda mail 4 218 NSEC 2015
Captcha II 4 133 SynneR
UploadStar Reloaded 5 10 nopernik
Lost API 5 23 NSEC 2019 (HoLyVieR)
The archive 5 19 NSEC 2019 (HoLyVieR)
Super Lottery 5 63 davidlebr1
Read the unreadable 5 100 Mr.Un1k0d3r
Beyond Reality Part 2 5 17 NSEC 2019 (ldionmarcil)
Password Reset As a Service 5 51 Mr.Un1k0d3r
Timesheet As a Service 5 22 Mr.Un1k0d3r
Freedom Firewall 5 104 NSEC 2015
Serial killer part 2 6 39 HoLyVieR
Orao's factory 6 103 NSEC 2015
PHP feature or 0day reloaded? 6 68 Mr.Un1k0d3r
XSS Challenge 5 6 114 Mr.Un1k0d3r
I hate this one 6 208 Mr.Un1k0d3r
XPATH of hell! 7 124 Francois L. Feat Mr.Un1k0d3r
Super Lottery Reloaded 7 18 davidlebr1 Feat mbergeron
Ping It! 7 21 mnadeau
Looking for god in your life? 8 62 NSEC 2015
Secure Mail 8 71 GoSec CTF 2014

Flag statistics (163011 submitted so far)

Number of points Number of validation Number of points Number of validation
18 points 9 15 points 15
14 points 58 13 points 47
12 points 143 11 points 37
10 points 290 9 points 157
8 points 923 7 points 2094
6 points 4455 5 points 4387
4 points 9757 3 points 19339
2 points 53232 1 points 68068

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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