kroot

US Student | CTF @smiley_ctf @ARESxCTF @malta_ctf | pwn | CCNA, Sec+

[LakeCTF @LakeCtf]

🏆#EPFL #LakeCTF 2026 — it's a wrap! 🚀
Another year, another amazing battle of brains of creativity!🧠💻
Congratulations to this year's winning team pls carry :3! And thank you to every participant for making this edition such a success.👏
🥇 pls carry :3
🥈 .;.;.
🥉 FluxFingers

[kroot @nootkroot]

gg see yall in nyc :)

[.;,;. @smiley_ctf]

We just qualified 2 teams for DiceCTF Finals, with one of our teams getting 2nd place overall! Congrats @BunkyoWesterns on winning and we'll see everyone in NYC!

insert line about llms ruining ctfs here

[SECCON @secconctf]

🔥SECCON CTF 14 International Finalists🔥
Intrnational Final round: Feb 28-Mar 1, 2026 (JST). See image for finalists. We look forward to welcoming all the teams in person. See you in Japan!🇯🇵
#SECCON

[SECCON @secconctf]

Congratulations! SECCON CTF 14 has ended!
Thank you to all of our sponsors and players! #seccon #secconctf
See you soon at the SECCON CTF 14 Final!

Rank:
- 1: bin̓̇g̓u̓̇ṡ
- 2: @SuperGuesser
- 3: P1G SEKAI ( @r3kapig @ProjectSEKAIctf )

See the full scoreboard.

[.;,;. @smiley_ctf]

We're officially top 3 in the world on CTFtime for 2025, up from 13th last year! yay

This year, we also:
- hosted the first ever smileyCTF, with 1,000+ teams playing
- went to in-person CTFs in Switzerland, Las Vegas, NYC * 2
- qualified for SECCON and LakeCTF 2026 finals

[Friendly Maltese Citizens @malta_ctf]

We got 8th place in defcon!

Working together onsite was great as always, also really enjoyed meeting our friends in the other teams 😁.

Thanks @Nautilus_CTF for hosting <3

[Friendly Maltese Citizens @malta_ctf]

Registrations are open! See you in 3 days! 🚩

https://t.co/sfBMVIotue

[Friendly Maltese Citizens @malta_ctf]

We're hosting MaltaCTF🚩 this year! An on-site event (with online qualifiers) in Valletta, Malta happening on the 12th of September 2025

[CODEGATE @CODEGATE_KR]

Dropping the official finalist teams for CODEGATE 2025 (17th)! 🚀 See you all in Seoul this July!!

#CODEGATE #CTF #Finalists

*More details on participation will be announced separately

[picoCTF @picoctf]

picoCTF 2025 Top Teams Announcement! 🎉🏆
We are thrilled to announce the TOP 10 TEAMS in the US Middle/High School Bracket for #picoCTF2025!
🥇 1st Place: les amateurs
🥈 2nd Place: SHIKANOKO NOKONOKO KOSHlTANTAN
🥉 3rd Place: zwsp
#Cybersecurity #HackForGood@CarnegieMellon

[Michael Debono @_mixy1]

Join me for my first non-technical talk on my journey through cybersecurity in 🇲🇹 Malta!

from 👶 to 🧑‍🎓to 🚓🚨 to 🤑

[idek @idekCTF]

Damn. Just warming up. 🥇 @idekctf I’m rich 💰💰🤑. I can say whatever the 🥈 @infobahn_ctf I want . I do this for the 🥉@CrazymanArmy me. Shout out to broke me this ones for you.

@pbrucla LACTF

[Friendly Maltese Citizens @malta_ctf]

mvm

[kroot @nootkroot]

mvm

[Hack Fortress @tf2shmoo]

Congratulations to the final winners of the Golden Wrench

mvm!

[Friendly Maltese Citizens @malta_ctf]

Happy new year! Our 2024 Recap is here:
- 6 CTFs won, including 2 DEFCON Prequalifiers
- 1st meetup of ~80 members @ DEFCON
- 19.5k mvms sent on Discord
- Rank #2 global on CTFtime

We're incredibly proud of all of our members and look forward to seeing everyone again next year!

[VIE @vie_pls]

Sorry I’m late ;P

I wanted to end this year on a good note. Here is my sort of end of recap, but mostly a very late DC32 retrospective.

https://t.co/CvlbUthlnT

[Gynvael Coldwind @gynvael]

Want to support security researchers from Dragon Sector in covering legal costs piling up after they went public with logic bombs in train firmware?
IBAN for donations is available here:
https://t.co/s18FLJgkkt

Talks for context:
https://t.co/PV0gaKcCd5
https://t.co/evfSg4ukh8

[LakeCTF @LakeCtf]

LakeCTF qualifications are now over!
🥇 @smiley_ctf
🥈 @WreckTheLine
🥉 @dicegangctf
Congratulations to the winners, see you in Lausanne for the finals! 📷

[Zerotistic @gegrgtezrze]

Excited to share my latest blog post: "Breaking Control Flow Flattening: A Deep Technical Analysis"

I showcase usage of formal proofs and graph theory to automate CFF deobfuscation, among other things !
Might make it a talk...? 👀
https://t.co/iWoP9GeZhX

[Friendly Maltese Citizens @malta_ctf]

1st place at HITCON CTF 2024 Finals!

Many thanks to HIT for hosting an amazing event, and we’re all very excited to see everyone again at DEF CON CTF next year!