Difference between revisions of "CTF"

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<!--
  +
* @vhutsebaut Vincent Hutsebaut
  +
* @MasureMarc Marc Masure
  +
* @y0ug Hugo Caron
  +
* @doegox Philippe Teuwen
  +
* @haxelion Charles Hubain
  +
* @tlk___ Jeremie Boutoille
  +
* @macteca Matthieu Kaczmarek // tecamac
  +
* @Karion_ Vincent Fargues
  +
* @polymorf34 David Berard
  +
* @0xf4b Fabien Perigaud
  +
* Rocky De Wiest // weasel86
  +
* @jybu Jean-Yves Burlett
  +
* @lorenzo2472 Laurent Clévy
  +
* @dummys1337 Jonathan Borgeaud
  +
* @Baldanos Nicolas Oberli
  +
* @P3b7_ Charles Guillemet
  +
* @Fenrisfulsur Sami Babigeon
  +
* @patacca Riccardo Mori
  +
* @Ange Ange Albertini
  +
* @IooNag Nicolas Iooss
  +
* @TrAyZeN Léo Benito
  +
=Hacknowledge-Contest 2014-2017? Finale=
  +
TBD
  +
<br>pollypocket representing Belgium
  +
-->
   
  +
=GreHack CTF 2024=
−
=Nuit du Hack 2014 CTF Quals by Hackerzvoice=
  
  +
<!-- * [https://ctftime.org/event/???? ctftime] -->
  +
== #2 with @everyone ==
  +
<!-- Team: @doegox @Fenrisfulsur @patacca @Ange @niels @IooNag @TrAyZeN @pilvar -->
  +
<br>[[Image:GreHack2024.png|300px]]
  +
<br>[[Image:GreHack2024b.png|300px]]
  +
  +
=GreHack CTF 2019=
  +
* [https://ctftime.org/event/922 ctftime]
  +
== #1 with GreHax0r ==
  +
<!-- Team: @doegox @Baldanos @Pelissier_S @bvernoux xx xx xx xx -->
  +
<br>[[Image:GreHack2019.jpg|300px]]
  +
==[https://github.com/SideChannelMarvels/Deadpool/blob/master/wbs_aes_grehack2019 GreHack 2019 AES WB Writeup]==
  +
  +
=GreHack CTF 2018=
  +
* [https://ctftime.org/event/679 ctftime]
  +
== #2 with donjon-qsec ==
  +
<!-- Team: @papazours @doegox guiton jbb gab victor camille @P3b7_ -->
  +
<br>[[Image:GreHack2018.jpg|300px]]
  +
==[[GreHack 2018 Writeups|Writeups]]==
  +
  +
=Hack.lu 2018 CTF by Fluxfingers=
  +
* [https://ctftime.org/event/699 ctftime]
  +
== #34 (#3 local) with pollypocket ==
  +
<!-- Team: doegox mortis adrien/geekou panda tecamac zours? GoFish? plcp? -->
  +
<br>[[Image:Hacklu2018ctf.png|300px]]
  +
  +
=GreHack CTF 2017=
  +
* [https://ctftime.org/event/426 ctftime]
  +
== #1 with qsec ==
  +
<!-- Team: @papazours @doegox kylma+ robin jbb guiton adrien -->
  +
<br>[[Image:GreHack2017.jpg|300px]]
  +
  +
=Hack.lu 2017 CTF by Fluxfingers=
  +
* [https://ctftime.org/event/525 ctftime]
  +
== #17 (#3 local) with pollypocket ==
  +
==[[Hack.lu 2017 Writeups|Writeups]]==
  +
  +
=GreHack CTF 2016=
  +
* [https://ctftime.org/event/301 ctftime]
  +
== #1 with qsec ==
  +
<!-- Team: @haxe @doegox @newsoft jbb guiton gheilles sebrummerlhardt xmehrenberger -->
  +
<br>[[Image:GreHack2016.jpg|300px]]
  +
  +
=Hack.lu 2016 CTF by Fluxfingers=
  +
* [https://ctftime.org/event/380 ctftime]
  +
== #13 (#4 local) with pollypocket ==
  +
  +
=Y-not-CTF at CybSec15=
  +
== #2 with team1 ==
  +
<!-- Team: @dummys1337 @Baldanos kralor @doegox -->
  +
  +
=Hack.lu 2015 CTF by Fluxfingers=
  +
* [https://ctftime.org/event/244 ctftime]
  +
== #10 (#3 local) with pollypocket ==
  +
<br>[[Image:Hacklu2015ctf2.png|300px]]
  +
==[[Hack.lu 2015 Writeups|Writeups]]==
  +
  +
=Brucon 2015 MWR challenges=
  +
There were three challenges proposed by MWR during Brucon 2015.
  +
<br>pollypocket won two of them, cf tweets [https://twitter.com/mwrlabs/status/652120505877680128 here] and [https://twitter.com/mwrlabs/status/652474013743251456 there]
  +
<br>[[Image:Brucon2015MRW1.jpg|300px]] [[Image:Brucon2015MRW3.png|390px]] [[Image:Brucon2015MRW2.jpg|220px]]
  +
  +
=CHES2015 CTF=
  +
Philippe Teuwen
  +
== #2 under pseudo yobibe ==
  +
<br>[[Image:Ches2015timefinal.png|300px]]
  +
<br>[[Image:Ches2015rump1.png|300px]]
  +
<br><br>And BTW [https://twitter.com/doegox/status/615463104214863872 first to solve them all after 5.5 days]
  +
<br>[[Image:Ches2015time.png|300px]]
  +
  +
==[[CHES2015 Writeup|Writeups]]==
  +
[[Image:Ches2015rump2.png|300px]]
  +
  +
=Nuit du Hack CTF Finals 2015 by Hackerzvoice=
  +
== #3 with pollypocket ==
  +
Team: Vincent Hutsebaut, Marc Masure, Charles Hubain, Jeremie Boutoille, Philippe Teuwen
  +
<br>(#3 of the 10 CTF finalists, #4 including the public wargame participants)
  +
<br>[[Image:Ndh2015final.png|300px]]
  +
  +
=[http://communaute.sstic.org/ChallengeSSTIC2015 SSTIC Challenge 2015]=
  +
Philippe Teuwen [http://static.sstic.org/challenge2015/solutions/philippe_teuwen.pdf write-up (pdf)] (FR)
  +
== #2 classement qualité ==
  +
[[Image:Sstic2015topqual.png|300px]]
  +
== #9 classement vitesse ==
  +
[[Image:Sstic2015topspeed.png|300px]]
  +
  +
=Nuit du Hack CTF Quals 2015 by Hackerzvoice=
  +
* [https://ctftime.org/event/196 ctftime]
  +
== #1 with pollypocket ==
  +
Team: Vincent Hutsebaut, Philippe Teuwen, Charles Hubain, Marc Masure, Jeremie Boutoille, Matthieu Kaczmarek
  +
<br>[[Image:Ndh2015quals.png|300px]][[Image:NdhTop10.png|300px]]
  +
  +
==[[NDH Writeups#2015 Nuit du Hack CTF Quals by Hackerzvoice|Writeups]]==
  +
=Codegate CTF preliminary 2015=
  +
* [https://ctftime.org/event/201 ctftime]
  +
== #22 with pollypocket ==
  +
<!-- @MasureMarc @haxelion @doegox @tlk___ @polymorf? @karion? -->
  +
[[Image:Codegate2015ctf.png|300px]]
  +
=Hack.lu 2014 CTF by Fluxfingers=
  +
* [https://ctftime.org/event/154 ctftime]
  +
== #6 (#1 local) with pollypocket ==
  +
<br>[[Image:Hacklu2014ctf.png|300px]]
  +
  +
=Brucon 2014 CTF by Facebook=
  +
== #2 (local) with pollypocket ==
  +
Team: Vincent Hutsebaut, Marc Masure, Charles Hubain, Philippe Teuwen
  +
<br>[[Image:Brucon2014ctf0.png|300px]][[Image:Brucon2014ctf1.png|300px]][[Image:Brucon2014ctf2.png|300px]]
  +
<br>#1 in Base points and in Bonus points ;-)
  +
<br>[[Image:Brucon2014ctf3.png|300px]]
  +
  +
=Nuit du Hack CTF Finals 2014 by Hackerzvoice=
  +
* [https://ctftime.org/event/149 ctftime]
  +
== #6 with pollypocket ==
  +
Team: Vincent Hutsebaut, Matthieu Kaczmarek, Hugo Caron, Philippe Teuwen, Charles Hubain
  +
==[[NDH Writeups#2014 Nuit du Hack CTF by Hackerzvoice|Writeups]]==
  +
=Hacknowledge-Contest 2014-2015 selections for Belgium=
  +
In the news: [http://www.zataz.com/news/23372/zataz.html Zataz], [http://www.tvlux.be/video/des-hackers-au-wex-_16188.html TV Lux]
  +
<!-- ([http://www.tvlux.be/videos/2014/140428-marche-wex-hakingknowlege-contest-hakers-securite-informa.mp4 video]) -->
  +
<!-- https://www.facebook.com/hacknowledge.contest.belgium/photos_stream -->
  +
== #1 with pollypocket ==
  +
Team: Vincent Hutsebaut, Marc Masure, Hugo Caron, Philippe Teuwen, Charles Hubain, Jeremie Boutoille
  +
<br>[[Image:Hacknowledge_quals_2.png|300px]]
  +
[[Image:Hacknowledge_quals_1.png|300px]]
  +
[[Image:Hacknowledge_quals_winner.png|300px]]
  +
  +
=Nuit du Hack CTF Quals 2014 by Hackerzvoice=
  +
* [https://ctftime.org/event/142 ctftime]
 
== #2 with pollypocket ==
  
== #2 with pollypocket ==
  +
Team: Vincent Hutsebaut, Matthieu Kaczmarek, Hugo Caron, Philippe Teuwen, Charles Hubain, Jeremie Boutoille
−
[[Image:Ndh2014quals.png|300px]]
  
  +
<br>[[Image:Ndh2014quals.png|300px]]
  +
[[Image:Stega-expert.png|300px]]
  +
[[Image:Forensics expert.png|300px]]
  +
[[Image:Web expert.png|300px]]
   
 
==[[NDH Writeups#2014 Nuit du Hack CTF Quals by Hackerzvoice|Writeups]]==
  
==[[NDH Writeups#2014 Nuit du Hack CTF Quals by Hackerzvoice|Writeups]]==
  +
 
=Brucon 2013 CTF by Facebook=
  
=Brucon 2013 CTF by Facebook=
 
== #1 (local) with pollypocket ==
  
== #1 (local) with pollypocket ==
  +
Team: Vincent Hutsebaut, Bert Veldeman, Guy Brismée, Philippe Teuwen
−
[[Image:Brucon2013ctf1.png|300px]]
  
  +
<br>[[Image:Brucon2013ctf1.png|300px]]
 
<br>[[Image:Brucon2013ctf2.png|300px]]
  
<br>[[Image:Brucon2013ctf2.png|300px]]
 
<!-- https://www.youtube.com/watch?v=w2fdPqlHLOU -->
  
<!-- https://www.youtube.com/watch?v=w2fdPqlHLOU -->
   
 
=Hack.lu 2013 CTF by Fluxfingers=
  
=Hack.lu 2013 CTF by Fluxfingers=
  +
* [https://ctftime.org/event/97 ctftime]
 
== #5 (#2 local) with pollypocket ==
  
== #5 (#2 local) with pollypocket ==
  +
Team: Vincent Hutsebaut, Matthieu Kaczmarek, Hugo Caron, Charles Hubain, Philippe Teuwen
 
<br>[[Image:Hacklu2013ctf.png|300px]]
  
<br>[[Image:Hacklu2013ctf.png|300px]]
  +
 
=Troopers 2013 CTF by PacketWars=
  
=Troopers 2013 CTF by PacketWars=
 
== #1 (local) with Living Dead anti-Defamation League ==
  
== #1 (local) with Living Dead anti-Defamation League ==
 
<br>[[Image:Troopers2013pw.png|300px]]
  
<br>[[Image:Troopers2013pw.png|300px]]
  +
 
=Hack.lu 2012 CTF by Fluxfingers=
  
=Hack.lu 2012 CTF by Fluxfingers=
  +
* [https://ctftime.org/event/38 ctftime]
−
== #15 (#? local) with woyouyizhixiaomaol ==
  
  +
== #15 (#2 local) with woyouyizhixiaomaol ==
  +
Team: Cédric Bonhomme, William Robinet, Guy Brismée, Raphaël Vinot, Philippe Teuwen, Christophe Kyvrakidis
  +
<br>[[Image:Hacklu2012ctf.png|300px]]
 
==T-Shirt challenge==
  
==T-Shirt challenge==
−
I designed the Hack.lu 2012 T-Shirt backside, see writeups
 +
I designed the Hack.lu 2012 T-Shirt backside, and a more visual version for online teams, see [[Hack.lu Writeups#2012 T-Shirt contest|writeup]]
 
<br>[[Image:Hacklu2012_IMG_4924.png|300px]]
  
<br>[[Image:Hacklu2012_IMG_4924.png|300px]]
  +
<br>[[Image:Hacklu2012_Noclue.png|300px]]
−
==[[Hack.lu Writeups#2012 T-Shirt contest|Writeups]]==
  
  +
==[[Hack.lu 2012 Writeups#2012 T-Shirt contest|Writeups]]==
  +
  +
=Brucon 2012 CTF by The Hex Factor=
  +
== #3(?) (local) with xflame_doegox(?) ==
  +
Team: Guy Brismée, Philippe Teuwen
  +
<br>I don't remember exactly but we got a prize ;-)
   
 
=BeNeLux OWASP Day 2012 CTF by Martin Knobloch, OWASP CTF Project=
  
=BeNeLux OWASP Day 2012 CTF by Martin Knobloch, OWASP CTF Project=
Line 28: Line 200:
 
<br>[[Image:Owaspbnl2012ctf.jpg|300px]]
  
<br>[[Image:Owaspbnl2012ctf.jpg|300px]]
 
<!-- https://twitter.com/knoblochmartin/status/274562724049063938 -->
  
<!-- https://twitter.com/knoblochmartin/status/274562724049063938 -->
  +
 
=Hack.lu 2011 CTF by Fluxfingers=
  
=Hack.lu 2011 CTF by Fluxfingers=
  +
* [https://ctftime.org/event/13 ctftime]
  +
* [http://2011.hack.lu/index.php?title=CaptureTheFlag Hack.lu CTF]
 
== #2 at pre-con crypto challenge ==
  
== #2 at pre-con crypto challenge ==
 
<!-- https://twitter.com/fluxfingers/status/113888231195549696 -->
  
<!-- https://twitter.com/fluxfingers/status/113888231195549696 -->
 
== #21 (#5 local) with letmein ==
  
== #21 (#5 local) with letmein ==
 
[[Image:Hacklu2011ctf.png]]
  
[[Image:Hacklu2011ctf.png]]
  +
 
=Brucon 2011 CTF by The Hex Factor=
  
=Brucon 2011 CTF by The Hex Factor=
 
==Member of The Hex Factor==
  
==Member of The Hex Factor==
Line 45: Line 221:
 
== #2 at pre-con crypto challenge ==
  
== #2 at pre-con crypto challenge ==
 
== #12 (#3 local) with xflame_doegox ==
  
== #12 (#3 local) with xflame_doegox ==
  +
Team: Guy Brismée, Philippe Teuwen
−
[[Image:Hacklu2010ctf.png]]
  
  +
<br>[[Image:Hacklu2010ctf.png]]
  +
 
=Brucon 2010 CTF by The Hex Factor=
  
=Brucon 2010 CTF by The Hex Factor=
 
== #1 at pre-con stegano challenge ==
  
== #1 at pre-con stegano challenge ==
 
<!-- http://blog.brucon.org/2010/08/winner-and-solution-of-thehexfactor.html -->
  
<!-- http://blog.brucon.org/2010/08/winner-and-solution-of-thehexfactor.html -->
 
== #2 (local) with xflame_doegox ==
  
== #2 (local) with xflame_doegox ==
  +
Team: Guy Brismée, Philippe Teuwen, ...
 
<!-- http://www.thehexfactor.org/conferences/brucon/2010 -->
  
<!-- http://www.thehexfactor.org/conferences/brucon/2010 -->

Latest revision as of 15:21, 18 November 2024


GreHack CTF 2024

#2 with @everyone


GreHack2024.png
GreHack2024b.png

GreHack CTF 2019

#1 with GreHax0r


GreHack2019.jpg

GreHack 2019 AES WB Writeup

GreHack CTF 2018

#2 with donjon-qsec


GreHack2018.jpg

Writeups

Hack.lu 2018 CTF by Fluxfingers

#34 (#3 local) with pollypocket


Hacklu2018ctf.png

GreHack CTF 2017

#1 with qsec


GreHack2017.jpg

Hack.lu 2017 CTF by Fluxfingers

#17 (#3 local) with pollypocket

Writeups

GreHack CTF 2016

#1 with qsec


GreHack2016.jpg

Hack.lu 2016 CTF by Fluxfingers

#13 (#4 local) with pollypocket

Y-not-CTF at CybSec15

#2 with team1

Hack.lu 2015 CTF by Fluxfingers

#10 (#3 local) with pollypocket


Hacklu2015ctf2.png

Writeups

Brucon 2015 MWR challenges

There were three challenges proposed by MWR during Brucon 2015.
pollypocket won two of them, cf tweets here and there
Brucon2015MRW1.jpg Brucon2015MRW3.png Brucon2015MRW2.jpg

CHES2015 CTF

Philippe Teuwen

#2 under pseudo yobibe


Ches2015timefinal.png
Ches2015rump1.png

And BTW first to solve them all after 5.5 days
Ches2015time.png

Writeups

Ches2015rump2.png

Nuit du Hack CTF Finals 2015 by Hackerzvoice

#3 with pollypocket

Team: Vincent Hutsebaut, Marc Masure, Charles Hubain, Jeremie Boutoille, Philippe Teuwen
(#3 of the 10 CTF finalists, #4 including the public wargame participants)
Ndh2015final.png

SSTIC Challenge 2015

Philippe Teuwen write-up (pdf) (FR)

#2 classement qualité

Sstic2015topqual.png

#9 classement vitesse

Sstic2015topspeed.png

Nuit du Hack CTF Quals 2015 by Hackerzvoice

#1 with pollypocket

Team: Vincent Hutsebaut, Philippe Teuwen, Charles Hubain, Marc Masure, Jeremie Boutoille, Matthieu Kaczmarek
Ndh2015quals.pngNdhTop10.png

Writeups

Codegate CTF preliminary 2015

#22 with pollypocket

Codegate2015ctf.png

Hack.lu 2014 CTF by Fluxfingers

#6 (#1 local) with pollypocket


Hacklu2014ctf.png

Brucon 2014 CTF by Facebook

#2 (local) with pollypocket

Team: Vincent Hutsebaut, Marc Masure, Charles Hubain, Philippe Teuwen
Brucon2014ctf0.pngBrucon2014ctf1.pngBrucon2014ctf2.png
#1 in Base points and in Bonus points ;-)
Brucon2014ctf3.png

Nuit du Hack CTF Finals 2014 by Hackerzvoice

#6 with pollypocket

Team: Vincent Hutsebaut, Matthieu Kaczmarek, Hugo Caron, Philippe Teuwen, Charles Hubain

Writeups

Hacknowledge-Contest 2014-2015 selections for Belgium

In the news: Zataz, TV Lux

#1 with pollypocket

Team: Vincent Hutsebaut, Marc Masure, Hugo Caron, Philippe Teuwen, Charles Hubain, Jeremie Boutoille
Hacknowledge quals 2.png Hacknowledge quals 1.png Hacknowledge quals winner.png

Nuit du Hack CTF Quals 2014 by Hackerzvoice

#2 with pollypocket

Team: Vincent Hutsebaut, Matthieu Kaczmarek, Hugo Caron, Philippe Teuwen, Charles Hubain, Jeremie Boutoille
Ndh2014quals.png Stega-expert.png Forensics expert.png Web expert.png

Writeups

Brucon 2013 CTF by Facebook

#1 (local) with pollypocket

Team: Vincent Hutsebaut, Bert Veldeman, Guy Brismée, Philippe Teuwen
Brucon2013ctf1.png
Brucon2013ctf2.png

Hack.lu 2013 CTF by Fluxfingers

#5 (#2 local) with pollypocket

Team: Vincent Hutsebaut, Matthieu Kaczmarek, Hugo Caron, Charles Hubain, Philippe Teuwen
Hacklu2013ctf.png

Troopers 2013 CTF by PacketWars

#1 (local) with Living Dead anti-Defamation League


Troopers2013pw.png

Hack.lu 2012 CTF by Fluxfingers

#15 (#2 local) with woyouyizhixiaomaol

Team: Cédric Bonhomme, William Robinet, Guy Brismée, Raphaël Vinot, Philippe Teuwen, Christophe Kyvrakidis
Hacklu2012ctf.png

T-Shirt challenge

I designed the Hack.lu 2012 T-Shirt backside, and a more visual version for online teams, see writeup
Hacklu2012 IMG 4924.png
Hacklu2012 Noclue.png

Writeups

Brucon 2012 CTF by The Hex Factor

#3(?) (local) with xflame_doegox(?)

Team: Guy Brismée, Philippe Teuwen
I don't remember exactly but we got a prize ;-)

BeNeLux OWASP Day 2012 CTF by Martin Knobloch, OWASP CTF Project

#2 (local) individual


Owaspbnl2012ctf.jpg

Hack.lu 2011 CTF by Fluxfingers

#2 at pre-con crypto challenge

#21 (#5 local) with letmein

Hacklu2011ctf.png

Brucon 2011 CTF by The Hex Factor

Member of The Hex Factor

That year I was part of The Hex Factor team to design "physical" challenges:
RFID, visual crypto & QR, Knock knock box

Brucon2011ctfbox.png Brucon2011ctfrfid.png
Brucon2011ctfqr.png Brucon2011ctfqr.gif

Hack.lu 2010 CTF by Fluxfingers

#2 at pre-con crypto challenge

#12 (#3 local) with xflame_doegox

Team: Guy Brismée, Philippe Teuwen
Hacklu2010ctf.png

Brucon 2010 CTF by The Hex Factor

#1 at pre-con stegano challenge

#2 (local) with xflame_doegox

Team: Guy Brismée, Philippe Teuwen, ...

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