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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 2703 Mr.Un1k0d3r
Ask your grandpa! 2 1014 Mr.Un1k0d3r's Dad
Hash me reloaded 3 1515 Mr.Un1k0d3r
I hate mathematics 3 1613 Mr.Un1k0d3r
Ask your grandpa again! 4 335 Mr.Un1k0d3r's Dad
Hash breaker 4 1231 Mr.Un1k0d3r
I saw a little elf 4 445 Mr.Un1k0d3r
Hash breaker reloaded 5 720 Mr.Un1k0d3r
Execute me if you can 5 365 Mr.Un1k0d3r
Read me if you can 6 382 Mr.Un1k0d3r
Hash breaker reloaded again 6 242 Mr.Un1k0d3r
Ascii Art 6 574 Mr.Un1k0d3r
Execute me if you can again 6 182 Mr.Un1k0d3r
Xor me if you can 6 365 Mr.Un1k0d3r
Number game 7 282 Mr.Un1k0d3r remade by theindian
Classic Sudoku 7 240 Mr.Un1k0d3r remade by dread_knight
Find the right word 7 295 Mr.Un1k0d3r

Cryptography (32)

Challenges descriptions Points Validation Author
Some martian message 1 5688 Mr.Un1k0d3r
You're Drunk! 1 1373 Mr.Un1k0d3r
File recovery 1 2703 Mr.Un1k0d3r
Public key recovery 2 1346 Mr.Un1k0d3r
Fashion Victim 2 431 GoSec CTF 2014
Martian message part 2 2 2445 Mr.Un1k0d3r
Can you understand this sentence? 3 600 Mr.Un1k0d3r
Let's Play Scrabble! 3 35 Madness
I Lost my password 3 1000 Mr.Un1k0d3r
Martian message part 3 3 918 Mr.Un1k0d3r
Hangovers and more: Bacon 3 465 SynneR
Crypto Leak 4 41 NSEC 2018 (Towel)
Crypto Object 4 169 GoSec CTF 2014
Crypto over the network 4 110 Mr.Un1k0d3r remade by theindian
Encrypted Zip 4 496 Mr.Un1k0d3r
Let's Play Scrabble! Part 2 5 20 Madness
Jabber 5 8 Madness
Is it a secure string? 5 229 Cedrick Chaput
Free Flag Encrypter 5 16 Towel
Pattern is the key 6 40 Mr.Un1k0d3r
TotalSecure Message Encrypter 6 86 Towel
Welcome to the asylum 6 52 GoSec CTF 2014
Homemade craptography #2 7 8 HoLyVieR ft. large software company
Jabber Part 2 7 7 Madness
Crypto is not good as you think 8 153 Mr.Un1k0d3r
Mars Log 8 7 NSEC 2018 (Towel)
Homemade Craptography 8 7 NSEC 2018 (HoLyVieR)
Spies 9 30 CS Games 2016 (HoLyVieR)
Rusty RSA message signing service 9 10 b0n0n & An0n remade by dysleixa
TotalSecure Message Encrypter V2 10 17 Towel
Polly Wants a Cracker 10 3 Madness
Unicorn As A Service 11 7 Towel

Exotic Data Storage (4)

Challenges descriptions Points Validation Author
Just another login form 2 1393 Mr.Un1k0d3r
DON'T login as admin 2 26 mbergeron
I forgot my password 3 26 mbergeron
Inspiration 6 30 NSEC 2019 (becojo)

Forensics (28)

Challenges descriptions Points Validation Author
Who I am part 2 1 485 Mr.Un1k0d3r
I made a dd of Agent Smith usb key 1 2840 Cedrick Chaput
I love cat 2 545 Mr.Un1k0d3r
Dr. Pouce 2 2115 Cedrick Chaput
Attention Dinosaure Survive 2 1161 PRL
The good, the bad and the ugly 2 83 Mr.Un1k0d3r
1 / 3 Do not waste the environment 2 904 PRL
Hide my ass in my home! 2 1364 Cedrick Chaput
Hey Chuck where is the flag? 2 1330 Mr.Un1k0d3r
Meat Loaf 2 235 Ekse
Who I am? 2 858 Mr.Un1k0d3r
The words flew but writing remains 3 152 Martin Dube
2 / 3 Did you see my desktop? 3 746 PRL
Are you Twisted Insane? 3 26 Cedrick Feat Mr.Un1k0d3r
Someone steal my flag! 3 352 Mr.Un1k0d3r
802.1X Part 1 4 55 NSEC 2015
3 / 3 Suspicious account password? 4 606 PRL
Poor internet connection 4 362 Cedrick Chaput
Agent Smith reloaded 4 236 Cedrick Chaput
R.I.P MsPaint 4 91 Misker
We got breached 5 187 Mr.Un1k0d3r
Someone steal my flag again 5 120 GoSec CTF 2014
Ping pong 5 80 SynneR
Spy my girl 5 194 Cedrick Chaput
We got breached again 6 140 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 1997 Mr.Un1k0d3r
Bash Jail 2 2 1280 Mr.Un1k0d3r
Bash Jail 3 3 722 Mr.Un1k0d3r
Bash Jail 4 4 391 Mr.Un1k0d3r
Bash Jail 5 6 165 Mr.Un1k0d3r
Bash Jail 6 8 21 Garigouster
Bash Jail 7 12 15 Garigouster
C Jail 1 1 322 Mr.Un1k0d3r
C Jail 2 2 213 Mr.Un1k0d3r
C Jail 3 3 176 Mr.Un1k0d3r
C Jail 4 5 16 Garigouster
C Jail 5 7 10 Garigouster
C Jail 6 14 5 Garigouster
PHP Jail 1 1 510 Mr.Un1k0d3r
PHP Jail 2 2 335 Mr.Un1k0d3r
PHP Jail 3 3 230 Mr.Un1k0d3r
PHP Jail 4 4 176 Mr.Un1k0d3r
PHP Jail 5 6 146 Mr.Un1k0d3r
PyJail 1 3 206 Martin Dube
PyJail 2 5 115 Martin Dube
PyJail 3 6 38 Martin Dube

JavaScript (10)

Challenges descriptions Points Validation Author
Client side validation is bad! 1 6342 Mr.Un1k0d3r
Hashing is more secure 1 5513 Mr.Un1k0d3r
Then obfuscation is more secure 1 4182 Mr.Un1k0d3r
Most Secure Crypto Algo 2 1472 Mr.Un1k0d3r
Valid key required 2 832 Francois Lajeunesse
Why not? 2 3267 Mr.Un1k0d3r
Why not be more secure? 5 514 Mr.Un1k0d3r
WTF Lol! 6 246 HoLyVieR
Interstellar PhoneBook 6 34 NSEC 2018 (HoLyVieR)
Beauty and the beast 7 35 Mr.Un1k0d3r

Malware Analysis (17)

Challenges descriptions Points Validation Author
APT 1337 4 40 NSEC 2017 (Mr.Un1k0d3r)
Capture 1 Part 1 1 568 Mr.Un1k0d3r
Capture 1 Part 2 1 188 Mr.Un1k0d3r
Capture 1 Part 3 1 213 Mr.Un1k0d3r
Capture 1 Part 4 2 26 Mr.Un1k0d3r
Capture 1 Part 5 3 49 Mr.Un1k0d3r
Capture 1 Part 6 3 135 Mr.Un1k0d3r
Capture 1 Part 7 3 25 Mr.Un1k0d3r
Capture 2 Part 1 1 52 Mr.Un1k0d3r
Capture 2 Part 2 1 93 Mr.Un1k0d3r
Capture 2 Part 3 1 93 Mr.Un1k0d3r
Capture 2 Part 4 3 92 Mr.Un1k0d3r
Capture 2 Part 5 4 34 Mr.Un1k0d3r
Capture 2 Part 6 7 14 Mr.Un1k0d3r
Just Another MBR Ransomware 8 17 Towel
RAO democracy 4 48 NSEC 2017 (Mr.Un1k0d3r)
WebShell of Hell 5 14 An0n

Pwnage Linux (20)

Challenges descriptions Points Validation Author
Level1 Pwnage Linux Level Up 1 600 P-Y Feat Martin Dube
Level2 Pwnage Linux Level Up 2 376 P-Y Feat Martin Dube
Remote Auth 2 96 NSEC 2015
The Vault 3 34 Mr.Un1k0d3r
Level1 Pwnage Linux x86_64 3 184 Mr.Un1k0d3r
Level3 Pwnage Linux Level Up 3 272 P-Y Feat Martin Dube
Sometime there is no buffer overflow 4 70 Mr.Un1k0d3r
Can you get the service password 4 110 Mr.Un1k0d3r
Level2 Pwnage Linux x86_64 4 63 Mr.Un1k0d3r
Friendly race 5 21 Garigouster
Level4 Pwnage Linux Level Up 5 128 Mr.Un1k0d3r
Jack the heaper 6 18 uaf.io
RPCFTW! 6 31 NSEC 2015
Level4 Pwnage Linux x86_64 7 36 Mr.Un1k0d3r
Level3 Pwnage Linux x86_64 7 59 Mr.Un1k0d3r
Just another useless service 8 34 NSEC 2015
Take over the Virtual World 8 34 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 (52)

Challenges descriptions Points Validation Author
Time to learn x86 ASM & gdb 2 1928 Mr.Un1k0d3r
Can you see through the star 2 1146 Mr.Un1k0d3r
See No Evil - Part 1 2 87 alxbl
Crack Me 1 3 731 Mr.Un1k0d3r
Heap allocator 3 255 NSEC 2015
Intro To Sparc 3 158 Ian-Kyle Wagner
Kernel introduction 3 240 Mr.Un1k0d3r
See No Evil - Part 2 3 69 alxbl
See No Evil - Part 3 3 68 alxbl
Introduction to MIPS 3 301 Mr.Un1k0d3r
Windows x86 reversing is cool 3 662 Mr.Un1k0d3r
I never forget the Nintendo 64 3 600 Mr.Un1k0d3r
Power to the people 4 55 NSEC 2015
Altera? 4 55 NSEC 2016
ASM Lovers 4 81 NSEC 2016
See No Evil - Part 5 4 46 alxbl
Old School 4 60 Towel
I love tea! 4 12 nic-lovin
See No Evil - Part 4 4 51 alxbl
Let's take a detour 4 79 Floesen
Windows API for the win 4 306 Mr.Un1k0d3r
Wrong byte! 4 256 Mr.Un1k0d3r
Introduction to ARM 4 338 Mr.Un1k0d3r
Virtual World 5 68 NSEC 2015
Phenix Golgoth 5 45 Hackfest 2016
WASM Part 1 5 53 NSEC 2018 (Isra17)
RingZer0 Authenticator 5 225 Ekse
Back to our roots 5 101 Mr.Un1k0d3r
Can I speak with the kernel? 5 64 Zerosum0x0
The MI7 password prompt 5 52 NSEC 2018 (Mr.Un1k0d3r)
Smart enough? 5 104 NSEC 2015
Pwndr3 Authenticator 5 51 Pwndr3
I Think I forgot to take out the garbage! 6 18 Mr.Un1k0d3r
Need a client 6 71 Mr.Un1k0d3r
Flag stealer 6 68 Ekse
Update Manager 6 54 Ekse
The supreme bash 7 22 NSEC 2017 (Mr.Un1k0d3r)
SOS Lib 7 22 Mr.Un1k0d3r
Buggy Bunny 7 10 Garigouster
Armed and ready 7 11 NSEC 2015
Rebate As A Service 8 38 NSEC 2016
You're not welcome 8 52 Towel
WASM Part 2 8 8 NSEC 2018 (Isra17)
License to kill 8 3 Mr.Un1k0d3r
The Matrix 9 11 Towel
Trolling the troll 10 30 Mr.Un1k0d3r
Keygen time again 10 30 GoSec CTF 2014
The unknown challenge 11 16 Mr.Un1k0d3r
WASM Part 3 12 6 NSEC 2018 (Isra17)
You're not welcome again! 12 20 Towel
The oracle 13 17 Towel
Mars Reloaded 18 9 NSEC 2018 (Towel)

Shellcoding (7)

Challenges descriptions Points Validation Author
Basics of Linux x64 shellcoding 2 489 Mr.Un1k0d3r
Linux x64 shellcoding level 2 4 249 Mr.Un1k0d3r
Linux x64 shellcoding level 3 6 196 Mr.Un1k0d3r
Linux x64 shellcoding level 4 8 157 Mr.Un1k0d3r
Linux x64 shellcoding level 5 10 109 Mr.Un1k0d3r
Linux x64 shellcoding level 6 12 93 Mr.Un1k0d3r
Linux x64 shellcoding level 7 14 53 Mr.Un1k0d3r

SQL Injection (32)

Challenges descriptions Points Validation Author
Most basic SQLi pattern. 1 7989 Mr.Un1k0d3r
Random Login Form 2 1542 Mr.Un1k0d3r
Po po po po postgresql 2 1667 Mr.Un1k0d3r
Login portal 1 2 2953 Mr.Un1k0d3r
ACL rulezzz the world. 2 4002 Mart
Login portal 2 3 553 Mr.Un1k0d3r
Don't mess with Noemie; she hates admin! 3 744 Mr.Un1k0d3r
0 Day Store 3 118 NSEC 2015
What's the definition of NULL 3 642 Mr.Un1k0d3r
Don't Stumble in the Process 4 45 mbergeron
Brain Teaser 1 4 22 Sideni
Quote of the day 4 585 Mr.Un1k0d3r
No more hacking for me! 4 284 Mr.Un1k0d3r
Thinking outside the box is the key 4 491 Mr.Un1k0d3r
Quote of the day reloaded 5 228 Mr.Un1k0d3r
When it's lite it's not necessarily easy 6 202 Mr.Un1k0d3r
Login portal 3 6 231 Mr.Un1k0d3r
Hot Single Mom 6 155 GoSec CTF 2014
Internet As A Service 7 106 Mr.Un1k0d3r
Size DOES matter 7 131 Mr.Un1k0d3r
Brain Teaser 2 7 13 Sideni
/etc/passwd 7 137 Mr.Un1k0d3r
Groups of hacker 7 152 Mr.Un1k0d3r
Login portal 4 7 142 Mr.Un1k0d3r
Login portal 5 8 69 Mr.Un1k0d3r
The useless search tool 8 115 Mr.Un1k0d3r
stackoverflow.com lied to me... again 9 72 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 (26)

Challenges descriptions Points Validation Author
You're lost? Use the map 1 1476 Mr.Un1k0d3r
Victor you're hidding me something 1 2175 Cedrick Chaput
SigID Level 1 1 904 Guenael
I'm Goronyo Babad Nigerian prince 2 484 Mr.Un1k0d3r
Hidden In Plain Sight 2 585 NSEC 2015
The vestige of dial-up Internet 2 98 Uid0
Missing Pieces 2 684 Cedrick Chaput
Brainsick 2 759 Mr.Un1k0d3r
Pixel Everywhere 2 106 Mr.Un1k0d3r
The Sloth 2 98 Misker
Victor reloaded 2 893 Cedrick Chaput
A ghost sound 2 725 Cedrick Chaput
Look inside the house 2 815 Mr.Un1k0d3r
Crazy Cat Lady 3 58 Madness
Love Letter 3 169 Towel
5 beautiful colors 3 38 PublicName
Can you see through the matrix! 3 133 Mr.Un1k0d3r
Your old friend Orloge Simard 3 528 Cedrick Chaput
Even the Odds 4 14 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! 5 132 Cedrick Chaput
Stop the violence 5 16 jusb3
Stop the violence 2 5 6 jusb3
SigID Level 2 6 11 Guenael

SysAdmin Linux (8)

Challenges descriptions Points Validation Author
SysAdmin Part 1 1 2163 Cedrick Chaput
SysAdmin Part 2 1 1555 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 3 1 958 Mr.Un1k0d3r
SysAdmin Part 4 2 923 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 5 2 569 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 6 3 539 Cedrick Chaput
SysAdmin Part 7 4 441 Cedrick Chaput
SysAdmin Part 8 4 509 Cedrick Feat Mr.Un1k0d3r

The NC8 Reverse Engineering Track (6)

Challenges descriptions Points Validation Author
NC8 MAINFRAME MANAGEMENT INTERFACE Part 1 7 49 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 1 3 27 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 2 7 25 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 3 10 26 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 (48)

Challenges descriptions Points Validation Author
Looking for password file 1 3623 Mr.Un1k0d3r
Area 51 1 2419 Mr.Un1k0d3r
Big Brother is watching 1 3518 Mr.Un1k0d3r
Headache 1 3180 Mr.Un1k0d3r
Words mean something? 1 2524 Mr.Un1k0d3r
Hacking skill are optional 1 145 Breached Company
Captcha I 2 483 SynneR
Password reset 2 848 Mr.Un1k0d3r
Admin Portal 2 1076 Mr.Un1k0d3r
XSS Challenge 1 2 349 Mr.Un1k0d3r
PHP Fairy 2 726 nic-Lovin
XSS Challenge 2 2 345 Mr.Un1k0d3r
Unreadable captcha 2 345 SynneR
Security thru obscurity! 2 892 Mr.Un1k0d3r
Malicious upload 2 520 Mr.Un1k0d3r
REST in peace 3 197 GoSec CTF 2014
Beyond Reality Part 1 3 12 NSEC 2019 (ldionmarcil)
NeuroSoft: Observation Unit Center 3 15 NSEC 2019 (ldionmarcil)
Password reset reloaded 3 324 Mr.Un1k0d3r
Captcha IV 3 18 FadedForEver
PHP feature or 0day? 3 366 Mr.Un1k0d3r
JWT pitfall 1 3 44 Mr.Un1k0d3r
Serial killer! 3 417 Mr.Un1k0d3r
Looking for the flag? 3 647 Mr.Un1k0d3r
XSS Challenge 4 3 182 Mr.Un1k0d3r
XSS Challenge 3 3 167 Mr.Un1k0d3r
Facebook will never forget this one 3 193 Mr.Un1k0d3r
Captcha II 4 125 SynneR
Propaganda mail 4 212 NSEC 2015
Captcha III 4 39 mbergeron
Beyond Reality Part 2 5 10 NSEC 2019 (ldionmarcil)
Super Lottery 5 61 davidlebr1
The archive 5 18 NSEC 2019 (HoLyVieR)
Lost API 5 21 NSEC 2019 (HoLyVieR)
Password Reset As a Service 5 48 Mr.Un1k0d3r
Timesheet As a Service 5 22 Mr.Un1k0d3r
Read the unreadable 5 95 Mr.Un1k0d3r
Freedom Firewall 5 104 NSEC 2015
XSS Challenge 5 6 113 Mr.Un1k0d3r
I hate this one 6 204 Mr.Un1k0d3r
Orao's factory 6 103 NSEC 2015
Serial killer part 2 6 39 HoLyVieR
PHP feature or 0day reloaded? 6 68 Mr.Un1k0d3r
XPATH of hell! 7 122 Francois L. Feat Mr.Un1k0d3r
Super Lottery Reloaded 7 17 davidlebr1 Feat mbergeron
Ping It! 7 19 mnadeau
Looking for god in your life? 8 62 NSEC 2015
Secure Mail 8 71 GoSec CTF 2014

Flag statistics (159040 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 142 11 points 37
10 points 286 9 points 152
8 points 915 7 points 2034
6 points 4368 5 points 4290
4 points 9521 3 points 18788
2 points 51987 1 points 66391

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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