Q7
@LeoQ7_
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Senior Security Researcher @sec3dev | Solana & Rust Audit | CTF @StrawHat_CTF & @Nu1L_Team & (former) @teama0e | Core Whitehat @DeFiHackLabs
Solana
Joined May 2018
in case you missed it @LeoQ7_ authored a solana 1-day ctf challenge related to a bug i found 8 months ago if you feel pumped and itching after @blueshift or @rektoff_xyz 's solana courses you must solve this. writeup included but try it yourself https://t.co/6dP6J3ZaZH
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My 8th DEF CON CTF Finals🤣 Even though fewer of us from Nu1L were actively playing this time, we managed to pull off a fantastic result. I had a lot of fun solving the jukebooox series challenges—from PGD to constructing shellcode...
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🏆My teammates are too strong. So much fun solving everything🥳
🏆 Congrats to the TOP 3 of #CryptoCTF 2025! 1️⃣ cyberCryer 👑 2️⃣ NeSE 3️⃣ Herois do Mar @CyberChallPT A massive shoutout to ALL for the incredible hustle, latenight flags, and nextlevel Crypto skills! Hope you enjoyed the challenges, loved scoreboard battles! Until next year…
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Fun fact: I noticed @heliuslabs's recent [REDACTED] hackathon on @SuperteamEarn had a related track sponsored by @accretion_xyz after I had nearly finished the project — seems like recovering IDLs is a hot topic for security folks 👀
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Just open-sourced a tool I wrote to recover IDL info from closed-source Solana programs — no IDA, Binary Ninja, or other decompilers needed. Still a prototype (a few bugs here and there), but it should handle most instructions fine. https://t.co/f2EHeCVH5X
sec3.dev
The Solana ecosystem thrives on innovation, but many Anchor-based programs do not publish up-to-date IDLs, which complicates the analysis of such programs and their transactions. To tackle this, we...
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The photographer really captured the moment perfectly😅
🥁...drumroll please...🥁 After three days of intense competition, we’re proud to crown Dicegang as the champions of Capture The Flag. 2nd place: Bingus 3rd place: NU1L 4th place: GUPER SUESSER 5th place: Organizers Congratulations to all participants—you’ve showcased the
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🎉 Congratulations again to all the winners of the TON CTF competition! 🎉 Now, it's time to announce the prize details for the Top 4 teams and First Blood bonuses: 🥇 1st, Q7 💰 Prize: $4000 🥈 2nd, zeroc 💰 Prize: $2000 🥉 3rd, Amber Labs 💰 Prize: $1000 🏅 4th, Killer 💰
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🥳Thanks @tonbit_ for hosting this CTF My brief writeup for all the challenges:
leoq7.com
Writeup for TON CTF 2024
🎉 The TON CTF competition has successfully concluded! With 459 registered users and 364 teams, participants from around the world tackled 8 challenges of varying difficulty over a 1-day event. 👾💻 🚩 46 teams solved at least one problem, while 6 teams cracked them all!
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It was my first time competing in a Solidity-focused CTF. Learned Solidity the hard way😂 My colleague and I finished 8th! Huge thanks to @fuzzland_ for hosting this amazing CTF!
Blaz CTF 2024 has concluded 🥳📷. Congrats to KimchiPremium, @Offside_Labs, 我們不用很麻煩很累就可以共學 for securing the Top 3, and kudos to everyone who participated. See you next year :)
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SekaiCTF 2024 is officially over. Thanks everyone for participating! We hope you enjoyed it. We will read all your feedback carefully to improve next edition.🥰 🥇@Nu1L_Team 🥈@idekCTF 🥉@r3kapig 🏅@0ops_ctf 🏅@thehackerscrew1 Congratulations to top 10! As a reminder, we
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DeFiHackLabs Web3 CTF 21天殘酷共學計畫來了. 獎勵機制：前5名可獲得學習獎勵金. 報名起始時間：8/26~8/28 本期共學開始時間：8/29~9/22 活動內容和報名： https://t.co/fMiQUVL0mH
github.com
Web3 CTF Intensive CoLearning. Contribute to DeFiHackLabs/Web3-CTF-Intensive-CoLearning development by creating an account on GitHub.
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In SekaiCTF 2024, we'll be featuring the following blood bounties for each of our four blᴏckchain challenges: -🩸1st blood: 100 USDT -🩸2nd blood: 50 USDT -🩸3rd blood: 30 USDT There will also be two (x2) $50 USD prizes reserved for the best blᴏckchain challenge writeups.
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🔥DeFiHackLabs Web3 Security Tech Sharing Topic: Arithmetic Circuit, R1CS, and basic Circom Time: 6/27 Thursday 8pm (UTC+8) Language: Chinese 中文 Speaker: @ret2basic 👇Link
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Had an epic weekend playing ZKCTF with my colleague and learned a lot.🥳 Thanks to @scalebit_ for hosting👏🏻
Two members of the Sec3 auditing team have taken home first place in the 2024 #zkCTF! 🏆 Thanks to @scalebit_ for hosting such a stimulating event. Among 215 teams, our two auditors were the only competitors to complete every challenge... and in record time! 🕵️
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1/ Our security team continues to excel in CTF, with Sec3 senior researcher Q7 taking home 1st prize at #MoveCTF2024! 🏆
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🏆MoveCTF 2024 wrapped up with a bang! A huge congratulations to the winners: 1️⃣ Q7 - $3,000 2️⃣ issp_io - $1,000 3️⃣ cesretto - $500 👏A heartfelt thanks to @SuiNetwork and @SuiNetworkCN for their generous sponsorship. Stay tuned for more updates on MoveCTF 2024!
🚀Embark on an exciting adventure with our upcoming CTF event focused on #Move!🚩 #MoveBit crafted MoveCTF 2024 meticulously with @chainflag, @MoveFunsDAO, and @OpenBuildxyz to promote the secure and vigorous development of the #MoveEcosystem. This CTF event is exclusively
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We recently completed an Ice Cold audit for a very exciting project 😉 Check out our Substack for the details, including a crucial lesson for builders in Web3 🧊 https://t.co/BasjUqxi4N
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Solving all the @SuiNetwork challenges was an absolute blast🥳
👏👏👏 Kudos to the TOP 3 teams of 2023 MetaTrust Web3 Security CTF Competition! You have impressed us with your works. Hope we can keep exploring and BUIDL together in the Web3 security industry. #MetaTrust #CTF #Web3 #Security
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Only one hour left before starting, Looking forward to your arrival: @runtianz from @Aptos_Network
@AuxExchange
@TsunamiFinance_
@moverxyz
@hellozorg from @switchboardxyz
@NotDeGhost from @osec_io
@publicqi from @StrawHat_CTF
@LeoQ7_ from @StrawHat_CTF
🚀 #MoveBit is overjoyed to launch Twitter space with the speakers from #Aptos Ecosystem. Welcome @Aptos_Network , @gomover_xyz , @TsunamiFinance_ , @AuxExchange ，@switchboardxyz @StrawHat_CTF ⏰ 7:00 PM PST, 19th of Dec 🏹Venue:
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