Wifidieschallengegetsremovedchallbased onauthorsresearchsomeoneleaksflagsOSINT isonlygeoguessronly rustor golangrevmultiplesourcelessweb challslocks areneverpickedscoreboardaccidentallyfreezeschallengegetscheeseddelayedstartreusedchall from2024infra getscompromisedaccidentalRCE inchallUofTbeatsWaterloo(finally)physicalflags onpostersstegois justzstegbeginnertrack getssmurfedpizza isalleatenLLMchallengeteamscolludeguessycryptoinfra downfor morethan 15minutesfirst placeteam alsowins interacprizeWifidieschallengegetsremovedchallbased onauthorsresearchsomeoneleaksflagsOSINT isonlygeoguessronly rustor golangrevmultiplesourcelessweb challslocks areneverpickedscoreboardaccidentallyfreezeschallengegetscheeseddelayedstartreusedchall from2024infra getscompromisedaccidentalRCE inchallUofTbeatsWaterloo(finally)physicalflags onpostersstegois justzstegbeginnertrack getssmurfedpizza isalleatenLLMchallengeteamscolludeguessycryptoinfra downfor morethan 15minutesfirst placeteam alsowins interacprize

ATHACK 2025 - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. Wifi dies
  2. challenge gets removed
  3. chall based on authors research
  4. someone leaks flags
  5. OSINT is only geoguessr
  6. only rust or golang rev
  7. multiple sourceless web challs
  8. locks are never picked
  9. scoreboard accidentally freezes
  10. challenge gets cheesed
  11. delayed start
  12. reused chall from 2024
  13. infra gets compromised
  14. accidental RCE in chall
  15. UofT beats Waterloo (finally)
  16. physical flags on posters
  17. stego is just zsteg
  18. beginner track gets smurfed
  19. pizza is all eaten
  20. LLM challenge
  21. teams collude
  22. guessy crypto
  23. infra down for more than 15 minutes
  24. first place team also wins interac prize