Natachi Nnamakanatachi.hashnode.net·Jan 3, 2023Attack Vectors in Solidity #5: Signature Replay VulnerabilityIntroduction In Ethereum and other blockchain networks, transactions are signed by the sender using their private key to prove that they are the owner of the account and have the authority to perform the specified actions. The signed message, known a...Discuss·1 like·61 readsSolidity
John Vesterjohnjvester.hashnode.net·Apr 7, 2023Smart Contract Audits with ConsenSys Diligence Fuzzing - Fuzzing as a ServiceIf you’re working with smart contracts—or even just exploring them—you probably already know that smart contract security is important. Smart contracts are immutable once deployed, and often involve significant amounts of money. Writing safe and reli...Discuss·1 likeWeb3
Awokunle Samsontrysam.hashnode.net·Mar 28, 2023LendHub Hack's $6M loss in Jan 2023Designed for cross-chain lending, LendHub suffered a loss of about $6 million worth of crypto assets on January 12, 2023, after a hacker exploited a vulnerability in its smart contract. The flaw occurred due to an oversight in removing a deprecated t...Discusssmart contract audit
Natachi Nnamakanatachi.hashnode.net·Apr 25, 2023Simple Smart Contract Auditing in 8 StepsIntroduction Smart contract auditing is an essential part of the blockchain ecosystem, and it's vital to get it right. To ensure the safety and security of your smart contracts, I'm going to share with you a simple yet effective smart contract auditi...DiscussSmart Contracts
John Vesterjohnjvester.hashnode.net·Apr 7, 2023Smart Contract Audits with ConsenSys Diligence Fuzzing - Fuzzing as a ServiceIf you’re working with smart contracts—or even just exploring them—you probably already know that smart contract security is important. Smart contracts are immutable once deployed, and often involve significant amounts of money. Writing safe and reli...Discuss·1 likeWeb3
Awokunle Samsontrysam.hashnode.net·Mar 28, 2023LendHub Hack's $6M loss in Jan 2023Designed for cross-chain lending, LendHub suffered a loss of about $6 million worth of crypto assets on January 12, 2023, after a hacker exploited a vulnerability in its smart contract. The flaw occurred due to an oversight in removing a deprecated t...Discusssmart contract audit
Natachi Nnamakanatachi.hashnode.net·Jan 3, 2023Attack Vectors in Solidity #5: Signature Replay VulnerabilityIntroduction In Ethereum and other blockchain networks, transactions are signed by the sender using their private key to prove that they are the owner of the account and have the authority to perform the specified actions. The signed message, known a...Discuss·1 like·61 readsSolidity
Yahia Khaleddaredevil.hashnode.net·Dec 15, 2022Fallout - LVL #2To solve this Easy Funny Challenge..,aaaa You have to Claim ownership of the Contract. 1. History of the constructor in solidity. Before we get deeper into the code and the challenge.., I wanna declare how was the constructor before and how it is now...Discuss·71 readsEthernaut CTFsblockchain security
