Blockchain Simplified - Week 19,2023

Get on Top of Crypto with Weekly Web3 News, Security, Developer, DeFi, DAO, and NFT Updates

Exciting News 📢

We're delighted to introduce our new partner, DeFiHackLabs! 🌟

DeFiHackLabs: A global Web3 security alliance, shaping a secure Web3 ecosystem with 2,382+ members.🔒💡

So please sit back, relax, and let us keep you in the loop with our weekly updates. Don’t forget to Join us on Discord to engage with like-minded individuals!

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News

• Lazarus Group $240M Theft in 104 Days

• Coinbase Earns $1M from Hack, No Reimbursements

• Polygon Reveals MATIC to POL Upgrade Technical Specs

• Hong Kong Central Bank Warns Crypto Firms

• The transformative potential of Web3

• Two Types of PayPal Dollars, One Superior?

Upcoming Events

• Blockchain Association Forum, September 20, 2023

• Metaverse Summit, September 21-22, 2023

• World Digital Mining Summit, September 22-23, 2023

• EDGE, September 25, 2023

Trending Hacks

• On September 11, 2023, Paxos Acknowledges $500,000 Loss Due to Transfer Vulnerability

• On September 11, 2023, Milady Founder Charlotte Fang Reveals $1M Misappropriation by Developer, Vows Legal Action.

• On September 12, 2023, The CoinEx exchange was hit by a $70 million hack linked to a private key leak involving Lazarus Group.

• On September 14, 2023, Cryptocurrency exchange Remitano experienced a suspicious $2.7M withdrawal due to a stolen wallet.

Learning Resources

• Web3sec.news <> DeFiHackLabs

• “Inspirational Journey from Surgeon to Auditor” by osmanozdemir1

• Telegram Security Best Practices by officer_cia

• Ethereum Validator BLS Key Verification on Arbitrum

• All-in-one Solidity extension by bytes032

• Mastering Key Topics for Auditors and Developers by I_S_Valkov

• NFT attacks by 0xVolodya

• Amplification Attack - Double Spending by ShieldifyAnon

• "Ultra-learn" Web3 Security Research by marcobesier

• Damn Vulnerable DeFi V3 by RealJohnnyTime

• Stolen Private Keys Ranked 3rd Top Threat by PatrickAlphaC

• Estimate: Web3 Security Researchers Earning $10k+ Monthly

• Zk-Security-Reviews by nullity00

• The Value of False Leads by gjaldon

• Transitioning Beyond Audit Contests by milotruck

• How to Audit Large Codebases by NoahMarconi

• Bible of Gas Optimization by RareSkills_io

• Community-Sourced Cross-Chain Bridge Vulnerabilities Collection

Practice Challenges

• An EVM CTF Platform by onlypwner

• Find The Bug

  • Challenge -1

  • Challenge -2

  • Challenge -3

If you have read this entirely, I have good news for you. So, we have made our DISCORD Server, Let’s keep learning and sharing stuff together.