Announcement: End of Pre-selection 2019

[2019/10/21 08:59PM]

<h3>Challenge pre selection is now over!</h3> <p>We hope you enjoyed participating in this event</p> <p><b>The top challengers will be contacted by the challenge organizers to form the teams that will compete in the final taking place in Rennes November 21st</b></p> <p>Please send us your feedback on what you loved or didn't liked during this challenge; Your feedback will help us to improve future editions of the challenge ;)</p> <h3>Teams</h3> <table> <style> table { table-layout: fixed; } tr:nth-child(odd) td:nth-child(even) { color: black; background-color: rgba(255,255,255,0.6); } tr:nth-child(even) td:nth-child(odd) { color: black; background-color: rgba(255,255,255,0.6); } tr:nth-child(even) td:nth-child(even) { color: white; background-color: rgba(0,0,0,0.6); } tr:nth-child(odd) td:nth-child(odd) { color: white; background-color: rgba(0,0,0,0.6); } tr:nth-child(even) td:nth-child(even) a { color: skyblue; } tr:nth-child(odd) td:nth-child(odd) a { color: skyblue; } tr:nth-child(odd) td:nth-child(even) a { color: #3987c9; } tr:nth-child(even) td:nth-child(odd) a { color: #3987c9; } </style> <tr> <td><span>Team 1 - Pôle Univ. Léonard de Vinci</span><ul> <li><a href="">In1t0</a></li> <li><a href="">0xUKN</a></li> <li><a href="">ncpd</a></li> <li><a href="">Fyxneo</a></li></ul></td> <td><span>Team 2 - Université de Rennes</span><ul> <li><a href="">Xiodi</a></li> <li><a href="">ricked</a></li> <li><a href="">VadKas</a></li> <li><a href="">Reiiyos</a></li></ul></td> <td><span>Team 3 - ESIEA</span><ul> <li><a href="">Liftu</a></li> <li><a href="">catdf</a></li> <li><a href="">patobeur</a></li> <li><a href="">SeulAParis</a></li></ul></td> <td><span>Team 4 - Télécom Sud-Paris</span><ul> <li><a href="">tomcat</a></li> <li><a href="">SymLiNK</a></li> <li><a href="">Bdenneu</a></li> <li><a href="">meroupatate</a></li></ul></td></tr> <tr> <td><span>Team 5 - ENSIBS</span><ul> <li><a href="">BOOM</a></li> <li><a href="">lambdhack</a></li> <li><a href="">La_Brosse_Adam</a></li> <li><a href="">ShellCode</a></li></ul></td> <td><span>Team 6 - Cryptis Limoges</span><ul> <li><a href="">Jack_Skellington</a></li> <li><a href="">Mela</a></li> <li><a href="">Neo</a></li> <li><a href="">apges01</a></li></ul></td> <td><span>Team 7 - Cryptis Limoges</span><ul> <li><a href="">SassDream</a></li> <li><a href="">Amadimk</a></li> <li><a href="">P0laris</a></li> <li><a href="">Pilou44</a></li></ul></td> <td><span>Team 8 - Mixte</span><ul> <li><a href="">Areizen</a></li> <li><a href="">BZHugs</a></li> <li><a href="">Creased</a></li> <li><a href="">yohboy</a></li></ul></td></tr> <tr> <td><span>Team 9 - Mixte</span><ul> <li><a href="">GovanifY</a></li> <li><a href="">Major_Tom</a></li> <li><a href="">Xenoliss</a></li> <li><a href="">Testeur_de_stylos</a></li></ul></td> <td><span>Team A - Mixte</span><ul> <li><a href="">0pendev</a></li> <li><a href="">Knowledge</a></li> <li><a href="">face0xff</a></li> <li><a href="">Hedroed</a></li></ul></td> <td><span>Team B - Mixte</span><ul> <li><a href="">EnergieADX5</a></li> <li><a href="">Killbit</a></li> <li><a href="">onosh</a></li> <li><a href="">tete2soja</a></li></ul></td> <td><span>Team C - ENSIBS</span><ul> <li><a href="">Nofix</a></li> <li><a href="">DrStache</a></li> <li><a href="">2phi</a></li> <li><a href="">Remsio</a></li></ul></td></tr> </table> <h3>Write Ups</h3> <p>Write Ups are welcome, an only restriction is not to redistribute files/binaries (extracts, screenshots or partial disassembles are accepted)</p> <ul><li><p> [<a href="">0daybazar</a>] [<a href="">SecureVault</a>] [<a href="">Z51 Token - ICO</a>] from <a href="">Zeecka</a></p></li> <li><p> [<a href="">S3cr37_4g3nt</a>] from <a href="">face0xff</a></li> <li><p> [<a href="">Sploit_win</a>] from <a href="">Areizen</a></li> <li><p> [<a href="">NTFS</a>] [<a href="">Puzzle</a>] [<a href="">TheMatrix</a>] from <a href="">tete2soja</a></li> <li><p> [<a href="">MySudo</a>] from <a href="">Creased</a></li> <li><p> [<a href="">NTFS</a>] [<a href="">SecureVault</a>] [<a href="">TheMatrix</a>] from <a href="">Magnussen</a></li> <li><p> [<a href="">NTFS</a>] [<a href="">S3cr37_4g3nt</a>] from <a href="">&lambda;ambdhack</a></li> </ul>

Announcement: Challenges are back online

[2019/10/19 06:47PM]

<h3>General</h3> <p>A service failure caused an outage preventing the access to challenges</p> <p>This outage is now over [19:40 UTC+2]</p> <p>To make up for the outage we will extend the duration of the challenge to end Monday 23:00 UTC+2</p> <p>Added 2 new (easy) challenges for those who have finished everything already: <b>Wargame</b> and <b>NotMySudo</b></p> <p><b>We would like to remind challengers that exhausting challenge resources will result in a ban</b></p> <h3>Challenges FAQ</h3> <p><b>Defused</b>: The schema is wrong stating the pins used for the combination: actual ones are pins number <b>41, 42, 43, 45 and 46</b></p> <p><b>Sploit_win</b>: The vulnerable service <b>cannot initiate outbound network connections</b>; Consider this while developing your exploit</p>

Announcement: First challenge update!

[2019/10/06 01:19PM]

<h3>General</h3> <p>Reminder that every Flag follows the format <code>ECW{&lt;XX hex chars&gt;}</code>; One notable exception being <b>Defused</b> for which the Flag is a digit sequence</p> <h3>Bug fixes</h3> <p><b>ShamirSecret</b> was not secret enough! So we changed it!!</p> <p><b>Mysudo</b> had a bypass; Finder got an award</p> <p><b>Z51 Token - ICO</b> had a bypass; Finder got an award</p> <p><b>Puzzle</b> PCAP generated was bogus for some challengers; Please re-download the PCAP if the flag you find does not follow the format <code>ECW{&lt;64 hex chars&gt;}</code></p>