#smart-contracts

Articles tagged with #smart-contracts

Cudos Intercloud's Game-Changing Smart Contract Integration
A Sneak Peek into the Future
Dec 30, 20245 min read5
How Chainlink VRF Works
Introduction Chainlink VRF (Verified Random Function) was developed to provide a source of randomness that is resistant to manipulation. It is a provably fair and verifiable random number generator (RNG) that enables smart contracts to access random ...
Sep 24, 20232 min read37
Attack Vectors in Solidity #11: Signature Verification Exploit
Introduction A signature verification exploit is a critical vulnerability that can affect smart contracts. This exploit arises when there is a flaw in the signature verification process, allowing attackers to falsify signatures and perform unauthoriz...
Jul 13, 20233 min read50
Exploring the Elliptic Curve Digital Signature Algorithm (ECDSA) for Blockchain Security
Introduction In the world of blockchain technology, security is of utmost importance. One key concept that ensures the integrity and authenticity of digital information, like messages and transactions, is the Elliptic Curve Digital Signature Algorith...
Jun 1, 20233 min read30
Simple Smart Contract Auditing in 8 Steps
Introduction 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...
Apr 25, 20233 min read38
Ethernaut Challenge #01 Fallback
Ethernaut challenge #01 (Fallback) Solution
Feb 2, 20233 min read23