Quasar 0147 @Quasar0147

Joined August 2022

Tweets

33
Followers

44
Following

114
Likes

63

Congrats to @AptosLabs on mainnet launch! 🎉 Join @cuffyCapital, @EVNFT, and @cyber_porter in our AMA tomorrow for all community members and projects building in the space! Looking forward to hearing from everyone about #Aptos and #Move👂🏼

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OtterSec @osec_io

3 years ago

Move from an Auditor's perspective 👇 Published Sep 6, 2022 osec.io/blog/tutorials…

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samczsun @samczsun

3 years ago

pushed an update to the transaction viewer: - new ui courtesy of @haruxeETH - transaction info and decoded actions (only supports v2 swaps right now) - decodes revert reasons - shows token prices todo: - changes in balance - reply with suggestions?

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OtterSec @osec_io

3 years ago

Join founder @NotDeGhost this Monday to catch up with the latest on Move Security!

david.apt @david_wolinsky

3 years ago

Join founder @NotDeGhost this Monday to catch up with the latest on Move Security!

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Quasar 0147 @Quasar0147

3 years ago

Not me screaming at my friend to click "Extract All" on that zip and him hitting literally everything but that

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OtterSec @osec_io

3 years ago

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strellic @Strellic_

3 years ago

I wrote 3 web challenges for SekaiCTF 2022 last weekend! Some very cool techniques were used! In one chall, you had to leak requests through the connection pool and another had you break document.cookie to cause an error. Check out the writeups here: brycec.me/posts/sekaictf…

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OtterSec @osec_io

3 years ago

🗣Hey🗣 We are hosting an event for xHack Chicago participants on Thursday, October 6th @ 6:30PM. 🎉😎 We are cosponsoring with the lovely teams of @NotifiNetwork, @saydialect, @vrrblabs, and @Zebec_HQ. 🤝

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OtterSec @osec_io

3 years ago

Thrilled to have an opportunity to partner with the passionate and security-minded @martian_wallet team! Looking forward to building great things together.

Martian @martian_wallet

3 years ago

Thrilled to have an opportunity to partner with the passionate and security-minded @martian_wallet team! Looking forward to building great things together.

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Daryl (🍌,💧) @0xRayDar

3 years ago

We’re excited to be announce our security workshop at the latest Solana Singapore @hackerhouses! We’re bringing the hacker experience to you, featuring two CTF challenges by founder @NotDeGhost 👇

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FeDEX @FetchDEX

3 years ago

I'm super excited to finally share with y'all what @NotDeGhost and I have been working on. So, have a set, get a soda and enjoy this introductary article on the topic of Formal Verification of #movelang Also make sure to follow @osec_io cause we're just getting started🧋

OtterSec @osec_io

3 years ago

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OtterSec @osec_io

3 years ago

Building on Move? Let’s talk about the Move Prover. The complete guide for formally verifying your smart contracts 👇 osec.io/blog/tutorials…

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OtterSec @osec_io

3 years ago

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OtterSec @osec_io

3 years ago

Looking to write safer Move contracts? Let's talk about Move from an auditor's perspective. A discussion into type safety, potential pitfalls, and formal verification. 👇

Robert Chen @NotDeGhost

3 years ago

Looking to write safer Move contracts? Let's talk about Move from an auditor's perspective. A discussion into type safety, potential pitfalls, and formal verification. 👇

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OtterSec @osec_io

3 years ago

Closed source @solana programs used to be safe. We’ve changed that. Learn how to hack Solana programs with our open-source #BinaryNinja plugin 👇 osec.io/blog/tutorials…

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brew @0x62797465

38 Followers 265 Following Doing CTFs, school, swim, reverse engineering, and occasionally coding.

lordrukie @lordrukie

28 Followers 84 Following Playing CTF With @projectsekaictf

Anshul Singh @levih4ckerman

105 Followers 4K Following Math, cryptography and systems programming

enscribe @enscry

369 Followers 182 Following Design engineering & AI security | @projectsekaictf @malta_ctf

CTF's with @ProjectSEKAIctf | Vuln Researcher
Windows Zero-Day Vulnerability research @zscaler
CVE-2025-50165, CVE-2024-50612~50615

4n0nym4u5 @ArjunGU2

336 Followers 380 Following CTF's with @ProjectSEKAIctf | Vuln Researcher Windows Zero-Day Vulnerability research @zscaler CVE-2025-50165, CVE-2024-50612~50615

Project SEKAI, yet another CTF team.
Recruiting: https://t.co/2ahLBWEYpZ
Sponsorship & Partnership: pjskctf@gmail.com

Project Sekai CTF @ProjectSEKAIctf

7K Followers 104 Following Project SEKAI, yet another CTF team. Recruiting: https://t.co/2ahLBWEYpZ Sponsorship & Partnership: [email protected]

Sharing my trading activities *for fun*. No trading suggestions should be taken seriously. Opinions are my own. Main @sahuang97

sahuang_alt @sahuang_alt

62 Followers 168 Following Sharing my trading activities *for fun*. No trading suggestions should be taken seriously. Opinions are my own. Main @sahuang97

0xTen @_0xTen

1K Followers 843 Following android/linux kernel @vigilant_labs • prev blockchain @osec_io • ctf/pwn @cor_ctf + @eltctfbr

ElleuchX1 @ElleuchX1

616 Followers 420 Following Hacker by day, big napper by night | CTFs w/ @ProjectSEKAIctf | OSCP | https://t.co/dpFxMnjdft

AFA CyberPatriot @AFACyberPatriot

14 Followers 211 Following PARODY ACCOUNT

Samuel Tang @mystiz613

1K Followers 333 Following AKA mystiz. Tweets on 🇭🇰 and Cybersec. Opinions are my own.

gss1 @gosasu1

356 Followers 678 Following studying sui | baby otter @osec_io | playing ctf for @CyKorKU

flocto @fl0ct0

374 Followers 323 Following ctfs maybe idk | play with https://t.co/FayFGBYMSh

Michael Debono @_mixy1

565 Followers 499 Following Computer Scientist from 🇲🇹 | Security Researcher | CTF @malta_ctf 🚩

joseph @josep68_

815 Followers 454 Following crypto/pwn noob // ctf with 🛹🐶

deuterium @0xdeuterium

253 Followers 372 Following ????

IceCreamMan @IceCreamMan3333

255 Followers 727 Following 🤔🤔🤔👀👀👀

CTFer / APT hunter / RedTeam / BlueTeam
the member of @r3kapig
the leader of @ShadowChasing1
CVE-2022-30190
find job opportunities
opinions are own not group

crazyman_army @CrazymanArmy

6K Followers 3K Following CTFer / APT hunter / RedTeam / BlueTeam the member of @r3kapig the leader of @ShadowChasing1 CVE-2022-30190 find job opportunities opinions are own not group

kroot @nootkroot

220 Followers 1K Following US Student | CTF @smiley_ctf @ARESxCTF @malta_ctf | pwn | CCNA, Sec+

Minnie @cryptengine79

128 Followers 365 Following Lien UFC PARIS 🥊 : https://t.co/R6ovwJfOeQ

sy @4ynch

130 Followers 132 Following https://t.co/GBVv7pZWex | https://t.co/Kw008lwY2K

Co-founder @Neodyme. CTF @allesctf. Algorithms and complexity theory nerd. Opinions my own.

I break blockchains for fun and profit.

Jasper | Neodyme @JasperCPS

606 Followers 636 Following Co-founder @Neodyme. CTF @allesctf. Algorithms and complexity theory nerd. Opinions my own. I break blockchains for fun and profit.

Akash Thota @0x4ka5h

180 Followers 591 Following ZK & Blockchain Security Researcher | Junior Auditor @osec_io | Prev Research Engineer @strawhatxyz

Alec Petridis @chop0_

288 Followers 215 Following electrical engineering student

cringe kev @kevinchow23

457 Followers 700 Following IN THE ARENA. Hot takes are my own.

Larry New @LoreofLazer

179 Followers 307 Following I'm easy to talk too love to laugh and love.

Maher Azzouzi @maherazz2

1K Followers 422 Following Vulnerability Research & Exploit Development

48 65 6C 6C 6F! https://t.co/GisMyT4QVh #machinelearning #collaborationovercompetition ☁——– ✈ do you vibe with collaboration over competition? If so, let's meet 👇

Alex Donn @Alex_Donn

5K Followers 5K Following 48 65 6C 6C 6F! https://t.co/GisMyT4QVh #machinelearning #collaborationovercompetition ☁——– ✈ do you vibe with collaboration over competition? If so, let's meet 👇

OtterSec @OtterAudits

3 Followers 36 Following Domain squatting for @osec_io and its separate entities

sahuang @sahuang97

3K Followers 731 Following Founder @ProjectSekaiCTF | Ex Software Engineer @Microsoft | Chunithm 虹レ | Web3 Learner @taichiaudit (Move/Solana/Rust)

Akash Gurugunti  @Sud0u53r

520 Followers 149 Following Web3 Security | Solana • Aptos • Sui • Ethereum | Auditor @osec_io | @teaminvaders0

Naveen Kumar J @1n_c0gn_170

211 Followers 874 Following Smart Contract Security - Move | Solidity | Solana

Smart contract audits | Formal Verification | Former Security Researchers at @osec_io | GSoC'21 @freifunk | CTF's with @teaminvaders0

Shiva Shankar @sh15h4nk

161 Followers 362 Following Smart contract audits | Formal Verification | Former Security Researchers at @osec_io | GSoC'21 @freifunk | CTF's with @teaminvaders0

Pew @TheGrandPew

3K Followers 625 Following Defying Logic. BlackHat US 2022 & Defcon 30 Speaker. Pwn2own Winner 2024, 2025.

Vulnerability Engineer for FLARE @Google 👾 CTFd with Kernel Sanders 🚩 Web3, Windows, & Android pwn 🔬 @uf_fics Alum 🐊 InfoSec DJ 📀 opinions are my own

blas @v0ldemort5545

212 Followers 670 Following Vulnerability Engineer for FLARE @Google 👾 CTFd with Kernel Sanders 🚩 Web3, Windows, & Android pwn 🔬 @uf_fics Alum 🐊 InfoSec DJ 📀 opinions are my own

Daniel @DaniyerRoo

208 Followers 353 Following Puzzle enjoyer | arrow stepper (SMX/ITG) | moral support for @dicegangctf | security at https://t.co/L2VknvPvLB. He/him

Aleksandre Khokhiashv... @skkhokho

340 Followers 679 Following Security @osec_io; Playing CTFs with @Water_Paddler (pwn/rev); Teaching OS and Security at Free University of Tbilisi;

strellic @Strellic_

1K Followers 303 Following ctf @cor_ctf @dicegangctf @ProjectSEKAIctf grad @Berkeley_EECS '23 ❤️ rhythm games, web/app security https://t.co/v3IfNLwB9f

Web3 Security @BlockSecu

1K Followers 1K Following Connects #Blockchain #Security experts to #Web3 leading actors.

Jun Choi @Jun_osec

113 Followers 158 Following Providing audits and fades // Ops @osec_io // Self-taught Barber // Worst attendance @uoftengineering

Ajay Shankar @D1r3Wolf_

379 Followers 253 Following CTFer @zh3r0__ & @water_paddler (Rev) || Blockchain security @osec_io

${ Christian Hacker } { @WreckTheLine } { Blockchain Security @osec_io 🦦 }$

FeDEX @FetchDEX

1K Followers 1K Following { Christian Hacker } { @WreckTheLine } { Blockchain Security @osec_io 🦦 }

Daryl (🍌,💧) @0xRayDar

1K Followers 1K Following special projects otter @osec_io

Robert Chen @NotDeGhost

6K Followers 614 Following founder @osec_io | web/pwn with @redpwnctf + @dicegangctf | prev @dfsec_com

.;,;. @smiley_ctf

152 Followers 22 Following ctf collective @osec_io @zellic_io @verialabs

Swaroop Maddu @madduswaroop

385 Followers 2K Following 🦀 Solana Dev ⚓️ | Rust 🦀 | Web 3 | Developer @osec_io 🦦 Prev Research Engineer @strawhatxyz | Member @lamportdao

minaminao @vinami

2K Followers 588 Following security researcher

Blockchain Auditor @osec_io. Interested in binary, smart contract, kernel, v8 exploitation. Capturing flags with @justCatTheFish

embedded @embe221ed

165 Followers 326 Following Blockchain Auditor @osec_io. Interested in binary, smart contract, kernel, v8 exploitation. Capturing flags with @justCatTheFish

pr0cf5 @pr0cf51

1K Followers 631 Following CS @ @GeorgiaTech, AIxCC w/ @TeamAtlanta24 ex. KAIST GoN 18, @SuperGuesser @osec_io

BrunoZero @BrunoModificato

2K Followers 419 Following CTFer for: @Water_Paddler / Security auditor @osec_io my writeups: https://t.co/XurIhbWdj7 24y

lordrukie @lordrukie

28 Followers 84 Following Playing CTF With @projectsekaictf

enscribe @enscry

369 Followers 182 Following Design engineering & AI security | @projectsekaictf @malta_ctf

ex trading desk @ hokkaido ginko

user @ google maps street view

mid and small cap stocks/crypto mentions in reply = blocked

fan art ok, no nsfw, no check dm

CL @CL207

257K Followers 11K Following ex trading desk @ hokkaido ginko user @ google maps street view mid and small cap stocks/crypto mentions in reply = blocked fan art ok, no nsfw, no check dm

4n0nym4u5 @ArjunGU2

336 Followers 380 Following CTF's with @ProjectSEKAIctf | Vuln Researcher Windows Zero-Day Vulnerability research @zscaler CVE-2025-50165, CVE-2024-50612~50615

sqrtrev @sqrtrev

4K Followers 638 Following Captain of @SuperGuesser / DEFCON 29 - 33 Finalist

sahuang_alt @sahuang_alt

62 Followers 168 Following Sharing my trading activities *for fun*. No trading suggestions should be taken seriously. Opinions are my own. Main @sahuang97

0xTen @_0xTen

1K Followers 843 Following android/linux kernel @vigilant_labs • prev blockchain @osec_io • ctf/pwn @cor_ctf + @eltctfbr

ElleuchX1 @ElleuchX1

616 Followers 420 Following Hacker by day, big napper by night | CTFs w/ @ProjectSEKAIctf | OSCP | https://t.co/dpFxMnjdft

Security Engineer @ XTX. MSc in eng. physics & CompSci, dev & gamer. ❤️ music & long distance running. Wanna do a PhD sometime. Same U/N on all other sites

Calle Svensson @ DEFC... @ZetaTwo

7K Followers 711 Following Security Engineer @ XTX. MSc in eng. physics & CompSci, dev & gamer. ❤️ music & long distance running. Wanna do a PhD sometime. Same U/N on all other sites

An Ex-SWE who is currently learning everything about security via CTF.
Security @osec_io | Member of @Water_Paddler & Blue Water | DEF CON CTF 31 & 32 Finalist

Chovid99 @Chovid99

818 Followers 577 Following An Ex-SWE who is currently learning everything about security via CTF. Security @osec_io | Member of @Water_Paddler & Blue Water | DEF CON CTF 31 & 32 Finalist

Alex OtterSec 📍 Ea... @alex_osec

231 Followers 443 Following Head Dishwasher for OtterSec - Smart Contract Audits - https://t.co/8huiSMgVwX

gss1 @gosasu1

356 Followers 678 Following studying sui | baby otter @osec_io | playing ctf for @CyKorKU

splitline 👁️🐈... @_splitline_

1K Followers 569 Following @D3VC0R3 / CTF with ${cYsTiCk} / 友民党 / Taigi, zh-TW, en-US, es-PY / 🐈‍⬛

flocto @fl0ct0

374 Followers 323 Following ctfs maybe idk | play with https://t.co/FayFGBYMSh

Michael Debono @_mixy1

565 Followers 499 Following Computer Scientist from 🇲🇹 | Security Researcher | CTF @malta_ctf 🚩

View Source @vsctf

101 Followers 13 Following yet another (former) high school ctf team

kroot @nootkroot

220 Followers 1K Following US Student | CTF @smiley_ctf @ARESxCTF @malta_ctf | pwn | CCNA, Sec+

We ❤️ 🐜🐞🦗🦟🦋.

{echo,{{{Google,Chrome,Android,Abuse,Mobile,OSS,Cloud}Vulnerability,Patch}Reward,VulnerabilityResearchGrants}Program}

Google VRP (Google Bu... @GoogleVRP

39K Followers 0 Following We ❤️ 🐜🐞🦗🦟🦋. {echo,{{{Google,Chrome,Android,Abuse,Mobile,OSS,Cloud}Vulnerability,Patch}Reward,VulnerabilityResearchGrants}Program}

Ark @arkark_

2K Followers 871 Following experimental 🔄 deprecated | CTF

rasser @Rasser_pwn

344 Followers 392 Following Defcon30~32 RedAlert ICS CTF/ BHMEA2022-24 Smart City / CDDC 2022-25 / 🇰🇷

joseph @josep68_

815 Followers 454 Following crypto/pwn noob // ctf with 🛹🐶

idek @idekCTF

1K Followers 34 Following We don't even know either | Hosts of idekCTF | CTFtime: https://t.co/kh6m6OPLkX | Not currently recruiting.

Project Sekai CTF @ProjectSEKAIctf

7K Followers 104 Following Project SEKAI, yet another CTF team. Recruiting: https://t.co/2ahLBWEYpZ Sponsorship & Partnership: [email protected]

🍣🍣🍣 https://t.co/5OmzwCTPea
🍣🥺🍣 @zer0pts の猫 🐯
🍣🍣🍣 https://t.co/5OmzwCTPea
Japanese Sushi Hacker

(I turn off notification of every SNS/email due to notification anxiety.)

ptr-yudai @ptrYudai

6K Followers 350 Following 🍣🍣🍣 https://t.co/5OmzwCTPea 🍣🥺🍣 @zer0pts の猫 🐯 🍣🍣🍣 https://t.co/5OmzwCTPea Japanese Sushi Hacker (I turn off notification of every SNS/email due to notification anxiety.)

Minh Duong @WhiteHoodHacker

2K Followers 1K Following uiuc cs | ctf @sigpwny | @defcon 30 speaker | he/him

EvilMuffinHa @ha_muffin

79 Followers 490 Following Rev/Crypto for redpwn and Dicegang

deuterium @0xdeuterium

253 Followers 372 Following ????

IceCreamMan @IceCreamMan3333

255 Followers 727 Following 🤔🤔🤔👀👀👀

🇸🇬 | co-founder @hacktronai | @projecteurope_ 🇪🇺 | cs @cambridge_uni 🇬🇧 | prev: @cure53berlin @tiktok_us, ogp | ctfs @water_paddler (def con 31-32🥈)

zayne (zeyu) zhang @zeyu1337

r3kapig @r3kapig

4K Followers 145 Following United team of Eur3kA && flappypig

triacontakai @triacontakai

8 Followers 2 Following

OtterSec @OtterAudits

3 Followers 36 Following Domain squatting for @osec_io and its separate entities

Jasper | Neodyme @JasperCPS

606 Followers 636 Following Co-founder @Neodyme. CTF @allesctf. Algorithms and complexity theory nerd. Opinions my own. I break blockchains for fun and profit.

justCatTheFish @justCatTheFish

3K Followers 54 Following Polish ctf team. Captain: @disconnect3d_pl Vice: @haqpl https://t.co/pJy694x44H

Akash Thota @0x4ka5h

180 Followers 591 Following ZK & Blockchain Security Researcher | Junior Auditor @osec_io | Prev Research Engineer @strawhatxyz

Theori @theori_io

5K Followers 11 Following Empowering Innovation with Security.

porter | ZKsync ∎ @portport255

14K Followers 4K Following I like math. Ethereum maxi. $ETH maxi. Intern @zksync @the_matter_labs

United by curiosity and driven by passion, we reach across disciplines, forge new ground and deploy our expertise to make real change that benefits humankind.

Carnegie Mellon Unive... @CarnegieMellon

81K Followers 2K Following United by curiosity and driven by passion, we reach across disciplines, forge new ground and deploy our expertise to make real change that benefits humankind.

CIS makes the connected world a safer place for people, businesses, and governments through our core competencies of collaboration and innovation.

Center for Internet S... @CISecurity

43K Followers 2K Following CIS makes the connected world a safer place for people, businesses, and governments through our core competencies of collaboration and innovation.