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A case study of ethical hacking detailing how Hacken's L1 Researcher and Auditor, Bartosz Barwikowski, uncovered a deeply hidden bug in Weft Finance's smart contract, exploited it to extract $1.1 million in assets (on a mainnet ledger copy) and ultimately helped secure the platform, leading him to confidently stake his own assets there.

Case Study: How To Steal $1.1M From A DeFi Smart Contract - Hacken

Hacken

https://wp.hacken.io/wp-content/uploads/2024/09/Hacking-1.jpg

Bartosz Barwikowski

The most lucrative hacks, exit scams and flash loans in Q3 2023 accounting for over $250 in losses.

Our blockchain researchers will make your protocol more secure and resistant to real-world cyberattacks.

Secure the entire architecture of your protocol with <a href="https://hacken.io/services/blockchain-security/blockchain-protocol-security/">blockchain security audit</a>

An in-depth analysis of the 51% attack in blockchain, its implications, and preventive measures. Learn from real-world examples and understand how to enhance security in the Web3 world.

51% Attack: The Concept, Risks &amp; Prevention - Hacken

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We'll thoroughly check every part of your smart contracts twice with an extra review by our lead auditor. This means fewer risks and better performance for your contract.

Secure your smart contracts with our <a href="https://hacken.io/services/blockchain-security/smart-contract-security-audit/">expert auditing services</a>.

Explore the power of fuzzing in identifying security vulnerabilities in Blockchain L1 protocols. Understand its applications, challenges, and effectiveness in auditing smart contracts and blockchain systems

Fuzzing Blockchain Protocols And Smart Contracts For Vulnerability Detection - Hacken

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Hacken researchers identified and helped fix a bug in Binance's zkSNARK-based Proof of Reserves system related to BasePrice overflow.

Binance's Proof of Reserves gets a security boost thanks to Hacken's discovery - Hacken

https://wp.hacken.io/wp-content/uploads/2023/02/Critical-Bug-in-Binance-zkSNARK-Proof-of-Reserves.jpg

Verify your L1 & L2 protocol’s security with <a href="https://hacken.io/services/blockchain-security/blockchain-protocol-security/">blockchain auditing</a>.

High scalability is vital for mainstream adoption. How different L1 and L2 blockchain networks solve the Scalability Trilemma?

Layer 1 vs Layer 2 Blockchain Scalability Solutions - Hacken

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Bartosz Barwikowski

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