2025 - KalmarCTF
π Kalmarunionen is back with another electrifying edition of #KalmarCTF! π
Last year was a blast, and weβre dialing it up yet again. Mark your calendars for March 7th - March 9th, 2025 β 48 hours of relentless hacking, mind-bending challenges, and a battle for ultimate CTF glory.

Whatβs in store?
Weβre bringing you top-tier challenges in binary exploitation, reverse engineering, and other classic CTF categories, ensuring a competition that will test your skills to the limit.
π‘ Thanks again to Hex-Rays, our top teams will be walking away with some serious #IDAPro loot, and also a big thanks to Zellic who is also joining as a sponsor this year:
π₯ First Place: $2000 and 3x IDA Pro Named Licenses (each with 2 Decompilers)
π₯ Second Place: $1000 and 2x IDA Pro Named Licenses (each with 2 Decompilers)
π₯ Third Place: $750 and 1x IDA Pro Named License (with 2 Decompilers)
4οΈβ£ Fourth Place: $500
5οΈβ£ Fifth Place: $400
6οΈβ£ Sixth Place: $350
Why join #KalmarCTF 2025?
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Face off against the best competitive hackers from around the world.
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Take on fun, original, and challenging problems.
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Join a thriving competition with over 3000 passionate CTF players.
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Claim your title and win exclusive Hex-Rays prizes and cash.
If youβre ready to push your limits, prove your skills, and maybe take home some IDA Pro licenses and cash, itβs time to reassemble your dream team and get to work.
π Find all the details at www.kalmarc.tf
Spread the word
Weβve posted about #KalmarCTF on our socials β go share them with your friends!
See you at KalmarCTF 2025! Letβs make it legendary. π