0xladboy | Sparkware Profile
0xladboy | Sparkware

@Xc1008Cui

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2,204
Following
1,478
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@code4rena @sherlock blockchain security researcher Security researcher in @spearbitdao @cantina DM for audit or fill in form:

Joined August 2017
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@Xc1008Cui
0xladboy | Sparkware
1 year
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@Xc1008Cui
0xladboy | Sparkware
1 year
22500 USDC. My second highest payout (the first one is on @immunefi ) Reward payout 1 / 3 in USDC, 2 / 3 in OP token. @sherlockdefi @optimismFND Starting today let me use Twitter to trace and record my bug bounty-hunting journey.
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@Xc1008Cui
0xladboy | Sparkware
1 year
🧵1/6 My journey as a #BlockchainAuditor & #BugHunter 🕵️‍♂️: You might know me as ladboy233 on @code4rena , ctf_sec on @sherlockdefi , or as a bug hunter on @immunefi . I started my journey in late August 2022 and have since made over $150K! 💰 I want to share my thoughts
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@Xc1008Cui
0xladboy | Sparkware
1 year
I recently got promoted to senior watson under my name handle ctf_sec at @sherlockdefi , the 10K per week payout sounds alluring, but it is not quick money. This thread is about the role of senior watson.
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@Xc1008Cui
0xladboy | Sparkware
1 year
Doing smart contract audit and do not know where to start reading the code after reading the doc? I find a feature of this VSCode extension very useful!
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@Xc1008Cui
0xladboy | Sparkware
9 months
just pass the 100k thresold with brahma reward
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@Xc1008Cui
0xladboy | Sparkware
1 year
combing with combining with is the best data analysis tool for smart contract auditor / independent blockchain security researchers!
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@Xc1008Cui
0xladboy | Sparkware
1 year
Back in Mid-April, I submitted a bug report in immunefi, the project is unresponsive, after after 4 months, the project confirm the report and just paid me 15K, I don't think this can happen without the help from @immunefi and @0xMackenzieM !!!!!! They helped follow up! ❤
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@Xc1008Cui
0xladboy | Sparkware
9 months
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@Xc1008Cui
0xladboy | Sparkware
1 year
Making this repo for collecting a list of independently hosted web3 bug bounty, for example, stargate are independently hosting bug bounty up to 15M and frax are idepedently hosting bug bounty up to 10M, free feel to make pull request and expand the list!
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@Xc1008Cui
0xladboy | Sparkware
1 year
Thanks @trust__90 for the offer! I am glad to have the opportunity to team up with the best top-tier auditor in this space. Also by reading the portfolio, I notice c3phas's skill set is special. I would love to @ him but I cannot find his twitter.
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@Xc1008Cui
0xladboy | Sparkware
1 year
My thoughts on #Code4Rena after diving in: Inspired by @andyfeili video & @PwningEth incredible $8M earnings in 6 months through bug hunting, I decided to become a blockchain security researcher. Here's what I discovered about the evolving landscape of this competitive space.
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@Xc1008Cui
0xladboy | Sparkware
1 year
Meeting legendary security researching @zachobront and jack from sherlock @jack__sanford did any think jack looks like david beckham???
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@Xc1008Cui
0xladboy | Sparkware
10 months
Scored 17k in a bounty with a solid medium bug find in the contest! Always read the code and test every assumption it makes to find those hidden bugs.
@code4rena
Code4rena
10 months
Awards have been announced for the $50,000 USDC @delegatedotxyz audit 🤝 Top 5: 🥇  @Xc1008Cui - $17,158.88 USDC 🥈 d4r3d3v1l - $17,118.75 USDC 🥉  @DadeKuma - $1,118.51 USDC 🏅 pfapostol - $927.61 USDC 🏅 Sathish9098 - $586.41 USDC (1/2)
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@Xc1008Cui
0xladboy | Sparkware
6 months
Bought a puppy and drive 4 hours to pick him up and drive 4 hours back today
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@Xc1008Cui
0xladboy | Sparkware
1 year
It really happens! @sherlockdefi
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@Xc1008Cui
0xladboy | Sparkware
6 months
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@Xc1008Cui
0xladboy | Sparkware
8 months
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@Xc1008Cui
0xladboy | Sparkware
10 months
summoning circle 🕯 🕯 🕯 🕯 🕯 🕯 critical finding 🕯 🕯 🕯 🕯 🕯 🕯
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@Xc1008Cui
0xladboy | Sparkware
1 year
0x52 is one of the low-key auditors. He barely tweets because he is busy leading Sherlock contests and finding bugs!!
@IAm0x52
0x52
1 year
First year stats: Made ~$680k Audited 115 codebases Found ~140 high risk vulnerabilities and ~250 medium Spent ~1300 hours reviewing code Created 267 files in remix Drank ~90 gallons of pre-workout (my caffeinated beverage of choice)
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@Xc1008Cui
0xladboy | Sparkware
1 year
There are currently 17 senior watson in sherlock. To earn 20K per week audit in 25% percentile, you need to be better than IIIIII, watchpug, thec00n and xiaoming90 🥲🫡😲🫠
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@Xc1008Cui
0xladboy | Sparkware
1 year
For the contest that is not listed and I participated, I got my ass kicked, but I consistently learn from failure and apply my learning to new audits. I really enjoy that! @code4rena @sherlockdefi @immunefi
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@Xc1008Cui
0xladboy | Sparkware
1 year
1/ I wanted to take a moment to share some exciting updates on my recent journey. It's been an incredible experience for me as I started my own company and embarked on the path of building a business. I'm humbled by the opportunities that have come my way #Entrepreneur
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@Xc1008Cui
0xladboy | Sparkware
10 months
Sherlock recently hide the preliminary reward and instead display the number of valid issue. In the beginning, it looks confusing but after thinking about it, it is a great move to not shill the anxiety of seeing drastic payment change after escalation
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@Xc1008Cui
0xladboy | Sparkware
1 year
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@Xc1008Cui
0xladboy | Sparkware
1 year
This is actually a pretty good article to summarize some of the attack vector / edge case in lending protocol. @DevDacian
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@Xc1008Cui
0xladboy | Sparkware
10 months
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@Xc1008Cui
0xladboy | Sparkware
1 year
1/ 🚨 PSA: Are you a protocol developer in need of comprehensive QA testing? Look no further than @code4rena 's QA testing service! I recently tried it out and was blown away by the results. 2000 USD hourly rate with 8500 USD total rewards 💯
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@Xc1008Cui
0xladboy | Sparkware
1 year
🚨 Attention all crypto enthusiasts! 🚨 Have you heard of the Sherlock Judging Contest? This is a great way to earn while learning and improving your auditing skills. Let me tell you more about it! @sherlockdefi
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@Xc1008Cui
0xladboy | Sparkware
8 months
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@Xc1008Cui
0xladboy | Sparkware
1 year
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@Xc1008Cui
0xladboy | Sparkware
1 year
The recent adoption of AI by ChatGPT has quite unsettled my heart regarding blockchain security. If AI can audit smart contracts, does this eliminate the need for security auditors? This thread introduces the C4 AI bot race to embrace the technology!
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@Xc1008Cui
0xladboy | Sparkware
10 months
looking forward to the zksync contest, solely web3 auditing is too hard these days, I am trying to change my approach and accumulate more knowledge. web2 + web3 security :) we will see
@code4rena
Code4rena
10 months
Let’s take a look at the 90-day C4 leaderboard. A huge shoutout to all the Wardens who continue to help secure the web3 ecosystem 🫡 Top 5: 🥇 @milotruck - $89,689.53 🥈 @xuwinniexu - $54,458.81 🥉 @Xc1008Cui - $42,912.08 🏅 @0ximmeas - $38,106.34 🏅 @iamdirky - $34,844.52
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@Xc1008Cui
0xladboy | Sparkware
1 year
This is actually very cool.
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@Xc1008Cui
0xladboy | Sparkware
1 year
Me writing 20 bug report for price pool 30K auditing contest.....
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@Xc1008Cui
0xladboy | Sparkware
1 year
Code4rena will have a place in my heart😃
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@Xc1008Cui
0xladboy | Sparkware
1 year
I just everyone can view their immunefi ranking as well. can view in the setting
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@Xc1008Cui
0xladboy | Sparkware
1 year
Two new senior Waston after the contest??? lol
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@sherlockdefi
SHERLOCK
1 year
🥇IllIllI just made $121547.02‼️ Congrats to: 🥈float-audits - $13831.38 🥉stopthecap - $12341.18 and everyone in the @GMX_IO audit. IllIllI made $60000.00 fixed pay + $61547.02 from the contest pot! $225000.00 rewards ➡️ $3.1M+ paid out in rewards.
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@Xc1008Cui
0xladboy | Sparkware
1 year
???
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@Xc1008Cui
0xladboy | Sparkware
9 months
10K reward for a 32M bug?
@ChainLight_io
ChainLight
9 months
Draining $32M in 5 Minutes. On October 3rd, 2022, we discovered and reported a critical bug in @perpprotocol that could have drained $32M, the entire deposited USDC in the pool. The critical bug was discovered in the "AccountBalance" contract, which serves as the protocol's
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@Xc1008Cui
0xladboy | Sparkware
1 year
Just to take notes myself, will raise PR later. there are other indepedent bug bounty program: Aptos, pool together, ethereum foundation, convex finance... anyone is welcome to help expand the list!
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@Xc1008Cui
0xladboy | Sparkware
1 year
Impressive stats. Doing an audit contest in @code4rena and @sherlockdefi requires the auditor to be creative, finding unique high-severity bugs to get a good payout, while doing a private audit requires the auditor to find "all bugs". Both secure the codebase in different manners
@pashovkrum
pashov
1 year
Personal smart contract auditing stats for March: - 3 private audits - 9 Critical, 4 High, 9 Medium severity issues found - 54 hours of focused work - $46500 earned in total Doing security related stuff outside of solo audits, updating you soon🫡
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@Xc1008Cui
0xladboy | Sparkware
11 months
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0xladboy | Sparkware
11 months
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0xladboy | Sparkware
1 year
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@Xc1008Cui
0xladboy | Sparkware
10 months
this is really true
@0x3b33
Pyro | 0x3b
10 months
By far the best way to finds vulnerabilities!
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@Xc1008Cui
0xladboy | Sparkware
1 year
I can add a few more that paid me, oasys, brahma and union finance
@csanuragjain
csanuragjain
1 year
@immunefi I am sharing the recent 5 immunefi projects which paid and acted in good faith for my submissions. If others can also share, we can have a list of many good faith projects 1. Radiant 2. Push Protocol 3. Stader for BNB 4. Oasys 5. Eco
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@Xc1008Cui
0xladboy | Sparkware
6 months
@Blast_L2 audit contest just ends. Thanks @cantinaxyz for hosting such a great competition. Blast is add native yield feature on top of OP stack. Currently the ETH yield comes from LIDO stETH, USD yield comes from maker DAO. The gas yield comes from user's gas spent in contracts
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@Xc1008Cui
0xladboy | Sparkware
1 year
Web3 security is very new. Code4rena is about 2 years old while sherlock's audit platform is barely 1 year old. This basically means that starting one year before is like leading the industry 10 years ahead. if we start auditing now, we are 10 years ahead of others!
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@Xc1008Cui
0xladboy | Sparkware
1 year
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@Xc1008Cui
0xladboy | Sparkware
9 months
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@Xc1008Cui
0xladboy | Sparkware
1 year
@trust__90 I never pay attention to this. Someone can be consistently ranking the top in gas optimization. Consistently ranking the top in anything is a skill and not easy. A lot of respect. Because gas optimization does require deep understanding of the protocol and even low level EVM code
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@Xc1008Cui
0xladboy | Sparkware
4 months
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@Xc1008Cui
0xladboy | Sparkware
10 months
no threat
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@Xc1008Cui
0xladboy | Sparkware
1 year
why this keep happening?the risk of whitehat researcher…
@RobertMCForster
Robert M.C. Forster
1 year
Was just offered a bounty of $5,000 for reporting a $2,000,000,000 vulnerability lol
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@Xc1008Cui
0xladboy | Sparkware
1 year
This is awesome!
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@AuditCrew
AuditCrew
1 year
🚀We integrated Sherlock! And added some new features & fixed bugs that we've received from users since the MVP.
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@Xc1008Cui
0xladboy | Sparkware
6 months
This project host a audit competition with @sherlockdefi but then they terminate the competition and launch in rush without reviewing / mitigating the bug submission.
@RevokeCash
Revoke.cash
6 months
⚠️ Seneca exploited ⚠️ @SenecaUSD was exploited earlier today, with approved user funds at risk. Millions were stolen from users of the protocol. If you've used Seneca in the past, we recommend checking if you're at risk using our Exploit Checker 👇
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@Xc1008Cui
0xladboy | Sparkware
11 months
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@Xc1008Cui
0xladboy | Sparkware
1 year
🚨🔒👀 Stay ahead of the game in the world of cryptocurrencies with ! This platform is a crypto exploit aggregator that collects and shares information about the latest security breaches and risks in the blockchain industry 🛡️💰💻
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0xladboy | Sparkware
10 months
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@Xc1008Cui
0xladboy | Sparkware
1 year
errrr top trend for auditing contest. If a codebase seems hard and scary. must do it. must do it. must must do it.
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@Xc1008Cui
0xladboy | Sparkware
1 year
I should print this out and put in my wall to get motivated consistently
@1_00_proof
100proof.org
1 year
Prospective bounty hunters, you're gonna have to get used to getting no return on work that deserves it. I say this as if it doesn't hurt. It does. This year I successfully landed one bounty out of many attempts. That said, the ROI is worth it. Stay the path.
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@Xc1008Cui
0xladboy | Sparkware
1 year
This thread is valuable. I love the charge 📷Per-vulnerability-found model. That sounds fair to protocol and also makes sure the auditor's finding is fairly compensated!
@0xOwenThurm
Owen | Guardian
1 year
1/43 How I went from charging just $50 down to $50,000+ per Smart Contract audit. The ultimate guide to "making it" as a Smart Contract auditor so you can do it too.👇 🧵
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@Xc1008Cui
0xladboy | Sparkware
1 year
This is very useful
@code4rena
Code4rena
1 year
Introducing Code4rena Test Coverage: a scalable approach to ensuring comprehensive test coverage for web3 projects 🤝 Read more about implementing Test Coverage as part of your security approach here: Visit the webpage here:
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@Xc1008Cui
0xladboy | Sparkware
1 year
@code4rena @sherlockdefi @immunefi 🧵6/6 If you're considering a career in #BlockchainAuditing or #BugHunting , take the leap! The opportunities to learn, grow, and contribute to the security and innovation of the DeFi space are endless. I hope my experiences inspire you to embark on your own journey. 🌟 Good luck!
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@Xc1008Cui
0xladboy | Sparkware
1 year
great finding, we need to know how to trade stock to be an auditor I guess. 不懂如何股票交易的researcher不是好senior watson 哈哈哈
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@Xc1008Cui
0xladboy | Sparkware
4 months
Emm I just realize 1 unique = 5 medium in sherlock, while 1 high = 3.3 medium in code4rena / cantina. Because 1 high = 4.5K, 1 medium = 900 in this contest.
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@sherlockdefi
SHERLOCK
4 months
@tapioca_dao @0xhyh @cergyk1337 @bin2chen 🏆 @tapioca_dao Audit Contest Results 🏆 4. duc - $10,834.32 5. @0xadrii - $10,583.55 6. @windhustler - $9,808.38 7. @Composable_Sec - $5,728.87 8. @0xTendency - $3,620.58 9. ctf_sec - $3,437.32 10. @Auditorpraise - $906.11
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@Xc1008Cui
0xladboy | Sparkware
1 year
number 1 earn 13 million number 50 earn 100k
@0xMackenzieM
Mackenzie MacKenzie 🛠️️
1 year
This is what @immunefi 's leaderboard looks like now. What features would you want to add to it if you could have everything you want?
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@Xc1008Cui
0xladboy | Sparkware
1 year
@BlockSecTeam @ParaSpace_NFT 🧵7/7 The story of blocksec's successful whitehat rescue is a shining example of how the right tools, knowledge, and dedication can make a huge difference in the fight against cyber threats. This is a glorious tale that should inspire and encourage us all. 🌟🎉 #crypto #security
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@Xc1008Cui
0xladboy | Sparkware
7 months
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@Xc1008Cui
0xladboy | Sparkware
11 months
auditing world cup? haha
@sherlockdefi
SHERLOCK
11 months
𝟯𝟰 𝗖𝗼𝘂𝗻𝘁𝗿𝗶𝗲𝘀 𝗥𝗲𝗽𝗿𝗲𝘀𝗲𝗻𝘁𝗲𝗱 🫡 17x, Bulgaria: 🇧🇬 11x, India: 🇮🇳 6x, Nigeria: 🇳🇬 5x, Pakistan: 🇵🇰 4x, United States of America: 🇺🇸 4x, Kenya: 🇰🇪 3x, South Africa: 🇿🇦 3x, France: 🇫🇷 3x, Portugal: 🇵🇹 2x, Indonesia: 🇮🇩 2x, Austria: 🇦🇹 2x, Armenia: 🇦🇲
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@Xc1008Cui
0xladboy | Sparkware
1 year
What is some of the way to learn Rust and Golang and web2 security? Please share with you!
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0xladboy | Sparkware
1 year
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0xladboy | Sparkware
1 year
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@Xc1008Cui
0xladboy | Sparkware
10 months
I love the chatgpt!!!!!!!!!! POC is running with the help of chatgpt!!!!!!!!!!!!!!!!!
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@Xc1008Cui
0xladboy | Sparkware
6 months
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@Xc1008Cui
0xladboy | Sparkware
1 year
This repo is good. Sadly I see so many not-paid status.....
@0xWeisss
weiss.eth
1 year
If you are doing or planning to do @immunefi you should check out the following repo from @sayan_011 which includes write-ups from past researchers. Great resource!
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@Xc1008Cui
0xladboy | Sparkware
1 year
Mental status of the college student during final week hahahahaha
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@Xc1008Cui
0xladboy | Sparkware
6 months
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@Xc1008Cui
0xladboy | Sparkware
1 year
a lot of respect. being a whitehat is just a hard but right thing to do.
@trust__90
Trust
1 year
People are saying all kinds of terrible things while being uninformed so allow me to share more details. I've initiated coordination privately with Immunefi officials 3 hours before the white-hack. 90 minutes later, I realized the asset is currently used by the frontend and
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@Xc1008Cui
0xladboy | Sparkware
1 year
@akshaysrivastv Lead this contest with me together!
@sherlockdefi
SHERLOCK
1 year
🥇ctf_sec just made $10,198.67‼️ Congrats to: 🥈 @berndartmueller - $2,421.17 🥉 @bin2chen - $1,940.46 and everyone in the @Bond_Protocol audit. ctf_sec made $6,000.00 fixed pay + $4,198.67 from the contest pot! $23,600.00 rewards ➡️ $4.8M+ paid out in rewards.
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@Xc1008Cui
0xladboy | Sparkware
6 months
@merkle_bonsai 31. but most of them are low / informational. haha. I am not sure I get high but I wish someone can bump the reward pot to 1.2 million using high severity finding and then people that found medium can get a large share as well!!!!!
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@Xc1008Cui
0xladboy | Sparkware
1 year
@0xDjangoOnChain lead this contest with me 👍
@sherlockdefi
SHERLOCK
1 year
🥇 @iamdirky just made $2,095.38‼️ Congrats to: 🥈ctf_sec - $6,034.10 🥉ast3ros - $1,928.82 and everyone in the @DinariGlobal audit. ctf_sec made $4,000.00 fixed pay + $2,034.10 from the contest pot! $16,000.00 rewards ➡️ $4.6M+ paid out in rewards.
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@Xc1008Cui
0xladboy | Sparkware
11 months
With 2K submission in recent c4 contest, I must agree, a huge survival bias is clear
@andyfeili
Andy Li
11 months
Frankly, I joined web3 security because it paid higher than web2 sec. Last year I was telling everyone to switch due to the opportunities and growth in this industry. However with the job market tight and competition fierce in audit contests, it is no longer the case for the
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@Xc1008Cui
0xladboy | Sparkware
1 year
A threat to collect funny / special / humorous bug report names. Need to take a break my brain power is consumed.
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@Xc1008Cui
0xladboy | Sparkware
1 year
@pvpcoffee @code4rena @sherlockdefi @immunefi 1 year of software engineer experience, then 1 year of self-taught blockchain / solidity experience.
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