Just launched: Cyfrin’s Ambassador Program! Turn your passion for blockchain security into real-world impact. Are you ready to make your mark and help secure web3's future?
Read on for the month's update from Cyfrin, security news, and industry insights.
The newly launched Aderyn VS Code Extension detects 100+ Solidity smart contract vulnerabilities in real time, directly in your editor. Instant alerts, seamless integration, zero hassle. Download it now!
Don’t blind-sign multi-sig transactions. Cyfrin’s 3-hour webinar teaches you how to verify transaction data like a pro.
Updraft’s latest course helps you master rETH integration with Rocket Pool. Unlock a chance to earn a free SSCD+ certification (terms and conditions apply).
Carlos’s story of becoming a top smart contract auditor is one of curiosity and resilience. What sparked his breakthrough?
Key insights:
Abracadabra ($13M): Attackers exploited Abracadabra’s lending pools, swiftly laundering stolen ETH through Tornado Cash.
Zoth ($8.9M): Stolen admin keys gave attackers total control over Zoth’s contracts, allowing them to drain millions, underscoring the persistent threat of poor key management.
JELLY ($6M): A whale exploited Hyperliquid’s liquidation logic, walked away with millions, but left nearly $1M stranded in frozen accounts.
1inch ($5M, funds returned): A hacker compromised 1inch’s outdated Fusion v1 resolver contracts but returned most of the funds after negotiating a bug bounty.
One security researcher shares his picks as the best Crypto hardware wallets of 2025: Which wallet makes verifying transactions easy—and which could put your digital assets at risk?
Advanced security deep dives:
AI: friend or foe: Will AI replace software engineers? Learn why human-AI collaboration is key to navigating the future of tech jobs. Meanwhile, AI auditing tools are reshaping blockchain security, but human expertise remains irreplaceable. Finally, explore how integrating AI agents into web3 could open doors to novel security risks (and why current defenses might not be enough).
Schedule your certification exam today!
Start learning smart contract development and security on Cyfrin Updraft.
Participate in competitive audits on CodeHawks.
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