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How to Solve the Ethernaut Token challenge? · Let's take a look into the contract // SPDX-License-Identifier: MIT pragma solidity ^0.6.0; contract Token...
Understand how tx.origin and msg.sender works. · Let's continue with the next challenge: Telephone. Taking a look into the contract //...
Understand the dangerous of calculating random values in the blockchain and also how transactions and message transmission works. · Continuing with the...
This second challenge shows us how a simple typo error can be a great mistake that ruins all. Let's solve it. First, let's take a look into the code,...
Smart contracts are just a great revolution in the terms of how we write and interact with code and platforms worldwide, but with new technologies...
Actually, Brownie is one of the most popular frameworks to create smart contracts, alongside truffle and hardhat. Brownie offers a lot of cool things...
