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391 challenges are currently available for a total of 1745 points.


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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
Sometime there is no buffer overflow sandbox is Up Delivery As A Service sandbox is Up
Can you get the service password sandbox is Up Just another useless service sandbox is Up

Challenges


Coding Challenges (17)

Challenges descriptions Points Validation Author
Hash me please 2 3452 Mr.Un1k0d3r
Ask your grandpa! 2 1230 Mr.Un1k0d3r's Dad
Hash me reloaded 3 1858 Mr.Un1k0d3r
I hate mathematics 3 1978 Mr.Un1k0d3r
Ask your grandpa again! 4 428 Mr.Un1k0d3r's Dad
Hash breaker 4 1525 Mr.Un1k0d3r
I saw a little elf 4 554 Mr.Un1k0d3r
Hash breaker reloaded 5 877 Mr.Un1k0d3r
Execute me if you can 5 425 Mr.Un1k0d3r
Read me if you can 6 469 Mr.Un1k0d3r
Ascii Art 6 699 Mr.Un1k0d3r
Execute me if you can again 6 215 Mr.Un1k0d3r
Hash breaker reloaded again 6 291 Mr.Un1k0d3r
Xor me if you can 6 437 Mr.Un1k0d3r
Find the right word 7 367 Mr.Un1k0d3r
Number game 7 347 Mr.Un1k0d3r remade by theindian
Classic Sudoku 7 296 Mr.Un1k0d3r remade by dread_knight

Cryptography (36)

Challenges descriptions Points Validation Author
Some martian message 1 7429 Mr.Un1k0d3r
You're Drunk! 1 2452 Mr.Un1k0d3r
File recovery 1 3375 Mr.Un1k0d3r
Fashion Victim 2 614 GoSec CTF 2014
Martian message part 2 2 3064 Mr.Un1k0d3r
Public key recovery 2 1634 Mr.Un1k0d3r
I Lost my password 3 1213 Mr.Un1k0d3r
Let's Play Scrabble! 3 72 Madness
Hangovers and more: Bacon 3 582 SynneR
Martian message part 3 3 1199 Mr.Un1k0d3r
Can you understand this sentence? 3 731 Mr.Un1k0d3r
Encrypted Zip 4 606 Mr.Un1k0d3r
Crypto over the network 4 145 Mr.Un1k0d3r remade by theindian
Crypto Object 4 206 GoSec CTF 2014
Crypto Leak 4 56 NSEC 2018 (Towel)
SSO Service 4 23 Mr.Un1k0d3r (Trustwave CTF 2020)
Is it a secure string? 5 278 Cedrick Chaput
Let's Play Scrabble! Part 2 5 29 Madness
Jabber 5 10 Madness
Free Flag Encrypter 5 19 Towel
Guess the number 6 26 cyberguru
TotalSecure Message Encrypter 6 95 Towel
Welcome to the asylum 6 59 GoSec CTF 2014
Pattern is the key 6 47 Mr.Un1k0d3r
Malcolm 7 22 Trustwave CTF 2020
Jabber Part 2 7 8 Madness
Homemade craptography #2 7 13 HoLyVieR ft. large software company
Homemade Craptography 8 10 NSEC 2018 (HoLyVieR)
Mars Log 8 12 NSEC 2018 (Towel)
Crypto is not good as you think 8 176 Mr.Un1k0d3r
Find your path 9 13 cyberguru
Rusty RSA message signing service 9 15 b0n0n & An0n remade by dysleixa
Spies 9 34 CS Games 2016 (HoLyVieR)
Polly Wants a Cracker 10 7 Madness
TotalSecure Message Encrypter V2 10 19 Towel
Unicorn As A Service 11 9 Towel

Exotic Data Storage (4)

Challenges descriptions Points Validation Author
Just another login form 2 1533 Mr.Un1k0d3r
DON'T login as admin 2 44 mbergeron
I forgot my password 3 38 mbergeron
Inspiration 6 40 NSEC 2019 (becojo)

Forensics (28)

Challenges descriptions Points Validation Author
I made a dd of Agent Smith usb key 1 3583 Cedrick Chaput
Who I am part 2 1 885 Mr.Un1k0d3r
Meat Loaf 2 367 Ekse
Who I am? 2 1164 Mr.Un1k0d3r
Dr. Pouce 2 2488 Cedrick Chaput
Attention Dinosaure Survive 2 1464 PRL
The good, the bad and the ugly 2 171 Mr.Un1k0d3r
1 / 3 Do not waste the environment 2 1052 PRL
Hide my ass in my home! 2 1667 Cedrick Chaput
Hey Chuck where is the flag? 2 1648 Mr.Un1k0d3r
I love cat 2 843 Mr.Un1k0d3r
The words flew but writing remains 3 175 Martin Dube
2 / 3 Did you see my desktop? 3 855 PRL
Are you Twisted Insane? 3 33 Cedrick Feat Mr.Un1k0d3r
Someone steal my flag! 3 445 Mr.Un1k0d3r
802.1X Part 1 4 74 NSEC 2015
R.I.P MsPaint 4 112 Misker
3 / 3 Suspicious account password? 4 696 PRL
Poor internet connection 4 408 Cedrick Chaput
Agent Smith reloaded 4 275 Cedrick Chaput
Someone steal my flag again 5 157 GoSec CTF 2014
We got breached 5 226 Mr.Un1k0d3r
Ping pong 5 96 SynneR
Spy my girl 5 224 Cedrick Chaput
Russian Crypto Roulette 6 77 SynneR
We got breached again 6 161 Mr.Un1k0d3r
Really Depressed Protocol 7 83 SynneR
802.1X Part 2 8 50 NSEC 2015

Jail Escaping (21)

Challenges descriptions Points Validation Author
Bash Jail 1 1 2545 Mr.Un1k0d3r
Bash Jail 2 2 1601 Mr.Un1k0d3r
Bash Jail 3 3 908 Mr.Un1k0d3r
Bash Jail 4 4 492 Mr.Un1k0d3r
Bash Jail 5 6 216 Mr.Un1k0d3r
Bash Jail 6 8 33 Garigouster
Bash Jail 7 12 17 Garigouster
C Jail 1 1 408 Mr.Un1k0d3r
C Jail 2 2 265 Mr.Un1k0d3r
C Jail 3 3 217 Mr.Un1k0d3r
C Jail 4 5 23 Garigouster
C Jail 5 7 15 Garigouster
C Jail 6 14 10 Garigouster
PHP Jail 1 1 598 Mr.Un1k0d3r
PHP Jail 2 2 397 Mr.Un1k0d3r
PHP Jail 3 3 280 Mr.Un1k0d3r
PHP Jail 4 4 218 Mr.Un1k0d3r
PHP Jail 5 6 184 Mr.Un1k0d3r
PyJail 1 3 257 Martin Dube
PyJail 2 5 140 Martin Dube
PyJail 3 6 47 Martin Dube

JavaScript (10)

Challenges descriptions Points Validation Author
Client side validation is bad! 1 7358 Mr.Un1k0d3r
Hashing is more secure 1 6363 Mr.Un1k0d3r
Then obfuscation is more secure 1 4871 Mr.Un1k0d3r
Why not? 2 3738 Mr.Un1k0d3r
Valid key required 2 985 Francois Lajeunesse
Most Secure Crypto Algo 2 1769 Mr.Un1k0d3r
Why not be more secure? 5 609 Mr.Un1k0d3r
WTF Lol! 6 292 HoLyVieR
Interstellar PhoneBook 6 41 NSEC 2018 (HoLyVieR)
Beauty and the beast 7 43 Mr.Un1k0d3r

Malware Analysis (22)

Challenges descriptions Points Validation Author
APT 1337 4 51 NSEC 2017 (Mr.Un1k0d3r)
Capture 1 Part 1 1 723 Mr.Un1k0d3r
Capture 1 Part 2 1 244 Mr.Un1k0d3r
Capture 1 Part 3 1 265 Mr.Un1k0d3r
Capture 1 Part 4 2 45 Mr.Un1k0d3r
Capture 1 Part 5 3 71 Mr.Un1k0d3r
Capture 1 Part 6 3 171 Mr.Un1k0d3r
Capture 1 Part 7 3 38 Mr.Un1k0d3r
Capture 2 Part 1 1 65 Mr.Un1k0d3r
Capture 2 Part 2 1 123 Mr.Un1k0d3r
Capture 2 Part 3 1 124 Mr.Un1k0d3r
Capture 2 Part 4 3 121 Mr.Un1k0d3r
Capture 2 Part 5 4 45 Mr.Un1k0d3r
Capture 2 Part 6 7 21 Mr.Un1k0d3r
Evil X 8 7 cyberguru
Just Another MBR Ransomware 8 20 Towel
RAO democracy 4 59 NSEC 2017 (Mr.Un1k0d3r)
This malware excels Part 1 2 38 HF 2020 (nic-lovin)
This malware excels Part 2 1 38 HF 2020 (nic-lovin)
This malware excels Part 3 2 25 HF 2020 (nic-lovin)
This malware excels Part 4 5 17 HF 2020 (nic-lovin)
WebShell of Hell 5 21 An0n

NorthSec 2021 (10)

Challenges descriptions Points Validation Author
Crapto Century 3 47 NSEC 2021 (davidlebr1)
Farmer Search (1/3) 3 42 NSEC 2021 (mbergeron)
Farmer Search (2/3) 2 35 NSEC 2021 (mbergeron)
Farmer Search (3/3) 4 25 NSEC 2021 (mbergeron)
Knight Portal (1/3) 2 84 NSEC 2021 (mbergeron)
Knight Portal (2/3) 2 67 NSEC 2021 (mbergeron)
Knight Portal (3/3) 5 26 NSEC 2021 (mbergeron)
Reading Through the Cloud 4 36 NSEC 2021 (davidlebr1)
Scammed again 3 2 mnadeau
The Cabal 2 11 mnadeau

NorthSec 2022 (4)

Challenges descriptions Points Validation Author
Email Template (1/3) 2 27 mbergeron
Email Template (2/3) 5 11 mbergeron
Email Template (3/3) 4 6 mbergeron
Stock Options Portal 6 3 SynneR

NorthSec 2023 (27)

Challenges descriptions Points Validation Author
Ask G.O.D (01/18) 3 15 mbergeron
Ask G.O.D (02/18) 1 10 mbergeron
Ask G.O.D (03/18) 2 10 mbergeron
Ask G.O.D (04/18) 5 10 mbergeron
Ask G.O.D (05/18) 3 5 mbergeron
Ask G.O.D (06/18) 1 15 mbergeron
Ask G.O.D (07/18) 1 14 mbergeron
Ask G.O.D (08/18) 3 7 mbergeron
Ask G.O.D (09/18) 7 6 mbergeron
Ask G.O.D (10/18) 2 10 mbergeron
Ask G.O.D (11/18) 2 10 mbergeron
Ask G.O.D (12/18) 2 10 mbergeron
Ask G.O.D (13/18) 1 12 mbergeron
Ask G.O.D (14/18) 2 10 mbergeron
Ask G.O.D (15/18) 1 13 mbergeron
Ask G.O.D (16/18) 2 6 mbergeron
Ask G.O.D (17/18) 2 6 mbergeron
Ask G.O.D (18/18) 2 6 mbergeron
Corporate Cafeteria Menu 6 4 SynneR
Orchestry (1/3) 1 7 dlebrun
Orchestry (2/3) 4 4 dlebrun
Orchestry (3/3) 2 3 dlebrun
The G.O.D Archive 12 2 alxbl
We Call it Spring (1/4) 1 9 dlebrun
We Call it Spring (2/4) 1 9 dlebrun
We Call it Spring (3/4) 5 2 dlebrun
We Call it Spring (4/4) 2 2 dlebrun

Pwnage Linux (21)

Challenges descriptions Points Validation Author
Level1 Pwnage Linux Level Up 1 730 P-Y Feat Martin Dube
Level2 Pwnage Linux Level Up 2 445 P-Y Feat Martin Dube
Remote Auth 2 119 NSEC 2015
Level3 Pwnage Linux Level Up 3 319 P-Y Feat Martin Dube
The Vault 3 65 Mr.Un1k0d3r
Level1 Pwnage Linux x86_64 3 213 Mr.Un1k0d3r
Can you get the service password 4 130 Mr.Un1k0d3r remade by sagefault
Sometime there is no buffer overflow 4 81 Mr.Un1k0d3r remade by GuilT
Level2 Pwnage Linux x86_64 4 76 Mr.Un1k0d3r
Friendly race 5 28 Garigouster
Level4 Pwnage Linux Level Up 5 146 Mr.Un1k0d3r
RPCFTW! 6 38 NSEC 2015
Jack the heaper 6 24 uaf.io
Level4 Pwnage Linux x86_64 7 44 Mr.Un1k0d3r
Level3 Pwnage Linux x86_64 7 71 Mr.Un1k0d3r
Just another useless service 8 40 NSEC 2015
Take over the Virtual World 8 37 NSEC 2015
Base64 As A Service 8 36 Guilt
All You Need Is a Client 8 14 Mr.Un1k0d3r (Trustwave CTF 2020)
Base64 As A Service Reloaded 9 29 Guilt
Delivery As A Service 10 19 NSEC 2016

Reverse Engineering (56)

Challenges descriptions Points Validation Author
Time to learn x86 ASM & gdb 2 2279 Mr.Un1k0d3r
See No Evil - Part 1 2 193 alxbl
Can you see through the star 2 1343 Mr.Un1k0d3r
Gift as a Service Part 2 2 51 H0H0H0 Day (R0 team)
See No Evil - Part 2 3 140 alxbl
See No Evil - Part 3 3 131 alxbl
Intro To Sparc 3 213 Ian-Kyle Wagner
Kernel introduction 3 285 Mr.Un1k0d3r
Heap allocator 3 299 NSEC 2015
Crack Me 1 3 806 Mr.Un1k0d3r
Introduction to MIPS 3 347 Mr.Un1k0d3r
I never forget the Nintendo 64 3 690 Mr.Un1k0d3r
Windows x86 reversing is cool 3 760 Mr.Un1k0d3r
Old School 4 95 Towel
Power to the people 4 78 NSEC 2015
Let's take a detour 4 103 Floesen
Altera? 4 77 NSEC 2016
ASM Lovers 4 98 NSEC 2016
Wrong byte! 4 291 Mr.Un1k0d3r
See No Evil - Part 4 4 101 alxbl
See No Evil - Part 5 4 97 alxbl
I love tea! 4 37 nic-lovin
Space Invaders 4 26 Trustwave CTF 2020
Introduction to ARM 4 374 Mr.Un1k0d3r
Windows API for the win 4 356 Mr.Un1k0d3r
WASM Part 1 5 78 NSEC 2018 (Isra17)
The MI7 password prompt 5 77 NSEC 2018 (Mr.Un1k0d3r)
Phenix Golgoth 5 60 Hackfest 2016
Can I speak with the kernel? 5 93 Zerosum0x0
Reindeer Game 5 15 H0H0H0 Day 2020 (Towel)
Back to our roots 5 125 Mr.Un1k0d3r
Virtual World 5 86 NSEC 2015
Smart enough? 5 127 NSEC 2015
Pwndr3 Authenticator 5 69 Pwndr3
RingZer0 Authenticator 5 253 Ekse
Need a client 6 78 Mr.Un1k0d3r
I Think I forgot to take out the garbage! 6 29 Mr.Un1k0d3r
Flag stealer 6 85 Ekse
Update Manager 6 67 Ekse
Buggy Bunny 7 15 Garigouster
Cappin' 7 4 Mr.Un1k0d3r (Trustwave CTF 2020)
The supreme bash 7 28 NSEC 2017 (Mr.Un1k0d3r)
Armed and ready 7 26 NSEC 2015
SOS Lib 7 38 Mr.Un1k0d3r
You're not welcome 8 56 Towel
WASM Part 2 8 11 NSEC 2018 (Isra17)
License to kill 8 5 Mr.Un1k0d3r
Rebate As A Service 8 47 NSEC 2016
The Matrix 9 14 Towel
Keygen time again 10 34 GoSec CTF 2014
Trolling the troll 10 33 Mr.Un1k0d3r
The unknown challenge 11 17 Mr.Un1k0d3r
WASM Part 3 12 5 NSEC 2018 (Isra17)
You're not welcome again! 12 20 Towel
The oracle 13 17 Towel
Mars Reloaded 18 12 NSEC 2018 (Towel)

Shellcoding (7)

Challenges descriptions Points Validation Author
Basics of Linux x64 shellcoding 2 550 Mr.Un1k0d3r
Linux x64 shellcoding level 2 4 280 Mr.Un1k0d3r
Linux x64 shellcoding level 3 6 219 Mr.Un1k0d3r
Linux x64 shellcoding level 4 8 176 Mr.Un1k0d3r
Linux x64 shellcoding level 5 10 126 Mr.Un1k0d3r
Linux x64 shellcoding level 6 12 110 Mr.Un1k0d3r
Linux x64 shellcoding level 7 14 64 Mr.Un1k0d3r

Software Defined Radio (5)

Challenges descriptions Points Validation Author
SigID Level 1 1 1061 Guenael
You Turn Me On And Off 3 21 Trustwave CTF 2020
Let's Get Scwhifty! 5 18 Trustwave CTF 2020
SigID Level 2 6 13 Guenael
Don't flip out, Thomas! 7 17 Trustwave CTF 2020

SQL Injection (32)

Challenges descriptions Points Validation Author
Most basic SQLi pattern. 1 10216 Mr.Un1k0d3r
ACL rulezzz the world. 2 5014 Mart
Login portal 1 2 3923 Mr.Un1k0d3r
Random Login Form 2 2385 Mr.Un1k0d3r
Po po po po postgresql 2 2460 Mr.Un1k0d3r
Login portal 2 3 970 Mr.Un1k0d3r
0 Day Store 3 155 NSEC 2015
Don't mess with Noemie; she hates admin! 3 1093 Mr.Un1k0d3r
What's the definition of NULL 3 918 Mr.Un1k0d3r
Quote of the day 4 763 Mr.Un1k0d3r
No more hacking for me! 4 436 Mr.Un1k0d3r
Thinking outside the box is the key 4 642 Mr.Un1k0d3r
Don't Stumble in the Process 4 70 mbergeron
Brain Teaser 1 4 36 Sideni
Quote of the day reloaded 5 317 Mr.Un1k0d3r
When it's lite it's not necessarily easy 6 278 Mr.Un1k0d3r
Login portal 3 6 327 Mr.Un1k0d3r
Hot Single Mom 6 216 GoSec CTF 2014
Brain Teaser 2 7 18 Sideni
Internet As A Service 7 176 Mr.Un1k0d3r
Size DOES matter 7 148 Mr.Un1k0d3r
/etc/passwd 7 164 Mr.Un1k0d3r
Groups of hacker 7 168 Mr.Un1k0d3r
Login portal 4 7 208 Mr.Un1k0d3r
The useless search tool 8 127 Mr.Un1k0d3r
Login portal 5 8 79 Mr.Un1k0d3r
stackoverflow.com lied to me... again 9 87 Corb3nik
Doctor Who ? 9 11 Sideni
Login portal 6 10 65 Mr.Un1k0d3r
SQHell 11 15 Sideni feat. mbergeron
Don't Stumble in the Process Reloaded 12 10 mbergeron
!Mysql + Brain fart 13 34 Mr.Un1k0d3r

Steganography (25)

Challenges descriptions Points Validation Author
Victor you're hidding me something 1 2843 Cedrick Chaput
You're lost? Use the map 1 1977 Mr.Un1k0d3r
Look inside the house 2 1242 Mr.Un1k0d3r
A ghost sound 2 963 Cedrick Chaput
Victor reloaded 2 1216 Cedrick Chaput
The Sloth 2 167 Misker
Brainsick 2 956 Mr.Un1k0d3r
Missing Pieces 2 838 Cedrick Chaput
Hidden In Plain Sight 2 703 NSEC 2015
Pixel Everywhere 2 216 Mr.Un1k0d3r
The vestige of dial-up Internet 2 232 Uid0
I'm Goronyo Babad Nigerian prince 2 597 Mr.Un1k0d3r
5 beautiful colors 3 53 PublicName
Crazy Cat Lady 3 104 Madness
Love Letter 3 246 Towel
Can you see through the matrix! 3 156 Mr.Un1k0d3r
Your old friend Orloge Simard 3 613 Cedrick Chaput
Can you see through the matrix reloaded! 4 29 Towel
Stay Classy! 4 19 Sideni
Not just 64 4 16 Madness
Even the Odds 4 18 alxbl
Walk the line! 5 163 Cedrick Chaput
Stop the violence 5 20 jusb3
Stop the violence 2 5 8 jusb3
Hidden out of sight 5 13 cyberguru

SysAdmin Linux (8)

Challenges descriptions Points Validation Author
SysAdmin Part 1 1 2778 Cedrick Chaput
SysAdmin Part 2 1 2022 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 3 1 1306 Mr.Un1k0d3r
SysAdmin Part 4 2 1193 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 5 2 792 Cedrick Feat Mr.Un1k0d3r
SysAdmin Part 6 3 739 Cedrick Chaput
SysAdmin Part 7 4 606 Cedrick Chaput
SysAdmin Part 8 4 654 Cedrick Feat Mr.Un1k0d3r

The NC8 Reverse Engineering Track (6)

Challenges descriptions Points Validation Author
NC8 MAINFRAME MANAGEMENT INTERFACE Part 1 7 64 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 1 3 38 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 2 7 35 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 3 10 35 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 3 5 24 NSEC 2018 (isra17)
NC8 MAINFRAME MANAGEMENT INTERFACE Part 4 15 20 NSEC 2018 (isra17)

Web Warning (52)

Challenges descriptions Points Validation Author
Words mean something? 1 3390 Mr.Un1k0d3r
Big Brother is watching 1 4638 Mr.Un1k0d3r
Hacking skill are optional 1 318 Breached Company
Looking for password file 1 4781 Mr.Un1k0d3r
Area 51 1 3047 Mr.Un1k0d3r
Headache 1 3926 Mr.Un1k0d3r
Security thru obscurity! 2 1135 Mr.Un1k0d3r
PHP Fairy 2 1139 nic-Lovin
XSS Challenge 2 2 550 Mr.Un1k0d3r
XSS Challenge 1 2 557 Mr.Un1k0d3r
Admin Portal 2 1225 Mr.Un1k0d3r
Password reset 2 1002 Mr.Un1k0d3r
Malicious upload 2 634 Mr.Un1k0d3r
Captcha I 2 579 SynneR
Unreadable captcha 2 409 SynneR
Password reset reloaded 3 373 Mr.Un1k0d3r
PHP feature or 0day? 3 466 Mr.Un1k0d3r
Serial killer! 3 475 Mr.Un1k0d3r
JWT pitfall 1 3 66 Mr.Un1k0d3r
REST in peace 3 222 GoSec CTF 2014
Captcha IV 3 42 FadedForEver
NeuroSoft: Observation Unit Center 3 65 NSEC 2019 (ldionmarcil)
Beyond Reality Part 1 3 57 NSEC 2019 (ldionmarcil)
XSS Challenge 3 3 215 Mr.Un1k0d3r
XSS Challenge 4 3 222 Mr.Un1k0d3r
Facebook will never forget this one 3 233 Mr.Un1k0d3r
UploadStar 3 50 nopernik
Gift as a Service Part 1 3 63 H0H0H0 Day (R0 team)
Looking for the flag? 3 765 Mr.Un1k0d3r
Captcha III 4 62 mbergeron
Propaganda mail 4 262 NSEC 2015
Captcha II 4 153 SynneR
Read the unreadable 5 121 Mr.Un1k0d3r
Freedom Firewall 5 128 NSEC 2015
Timesheet As a Service 5 37 Mr.Un1k0d3r
Password Reset As a Service 5 62 Mr.Un1k0d3r
UploadStar Reloaded 5 30 nopernik
Super Lottery 5 89 davidlebr1
Beyond Reality Part 2 5 36 NSEC 2019 (ldionmarcil)
The archive 5 25 NSEC 2019 (HoLyVieR)
Lost API 5 39 NSEC 2019 (HoLyVieR)
PHP feature or 0day reloaded? 6 75 Mr.Un1k0d3r
I hate this one 6 230 Mr.Un1k0d3r
XSS Challenge 5 6 136 Mr.Un1k0d3r
Serial killer part 2 6 51 HoLyVieR
Orao's factory 6 123 NSEC 2015
Ping It! 7 33 mnadeau
Super Lottery Reloaded 7 35 davidlebr1 Feat mbergeron
XPATH of hell! 7 140 Francois L. Feat Mr.Un1k0d3r
Secure Mail 8 84 GoSec CTF 2014
Looking for god in your life? 8 66 NSEC 2015
Lotto 8/33 11 10 fishinspace

Flag statistics (202962 submitted so far)

Number of points Number of validation Number of points Number of validation
18 points 12 15 points 20
14 points 74 13 points 51
12 points 164 11 points 51
10 points 338 9 points 203
8 points 1086 7 points 2653
6 points 5392 5 points 5487
4 points 12110 3 points 24048
2 points 66702 1 points 84571

close Intercepting SSL Traffic on RingZer0ctf.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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