@gbotemi

Abiodun Awoyemi

@gbotemi

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Software Developer || Technical Writer

Lagos, NigeriaJoined August 2020

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Abiodun Awoyemi's blogs

abiodun's blogaagbotemi.hashnode.dev16 posts

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Recently published

AAAbiodun Awoyemiaagbotemi.hashnode.devOct 21, 2024 · 7 min read

Concurrency, Mutex, and Arc in Rust: A Comprehensive Guide

Introduction Imagine you’re a conductor, leading an orchestra of a hundred musicians. Each musician is playing their part, but they need to harmonize, to come together at just the right moments. This is the essence of concurrency in programming, and ...

AAAbiodun Awoyemiaagbotemi.hashnode.devJan 14, 2023 · 2 min read

Solidity Attack Vectors #8 - Honeypot

A honeypot is a smart contract that purports to leak cash to an arbitrary user due to a clear vulnerability in its code in exchange for extra payments from that user. A honeypot is a trap to catch hackers. Combining two exploits, reentrancy and hidin...

AAAbiodun Awoyemiaagbotemi.hashnode.devJan 12, 2023 · 2 min read

Solidity Attack Vectors #7 - Front Running

Before transactions are added to the block, they are first sent to the transaction pool (mempool). In the mempool, the miners mine the transaction with the highest gas fee and add it to the block before going to the transaction with the lower gas fee...

AAAbiodun Awoyemiaagbotemi.hashnode.devJan 11, 2023 · 3 min read

Solidity Attack Vectors #6 - Denial Of Service

Denial of Service by rejecting to accept Ether. There are many ways to attack a smart contract to make it unusable. One exploit is a denial of service by making the function to send Ether fail. The solidity fallback function is executed if none of th...

AAAbiodun Awoyemiaagbotemi.hashnode.devJan 10, 2023 · 2 min read

Solidity Attack Vectors #5 - Block Timestamp Manipulation Attack

A miner can manipulate the block.timestamp which can be used to their advantage to attack a smart contract. block.timestamp can be manipulated by miners with the following constraints: it cannot be stamped at an earlier time than its parent it cann...

Abiodun Awoyemi

About

Available for

Abiodun Awoyemi's blogs

Recently published

Concurrency, Mutex, and Arc in Rust: A Comprehensive Guide

Solidity Attack Vectors #8 - Honeypot

Solidity Attack Vectors #7 - Front Running

Solidity Attack Vectors #6 - Denial Of Service

Solidity Attack Vectors #5 - Block Timestamp Manipulation Attack

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Abiodun Awoyemi

About

Available for

Abiodun Awoyemi's blogs

Recently published

Concurrency, Mutex, and Arc in Rust: A Comprehensive Guide

Solidity Attack Vectors #8 - Honeypot

Solidity Attack Vectors #7 - Front Running

Solidity Attack Vectors #6 - Denial Of Service

Solidity Attack Vectors #5 - Block Timestamp Manipulation Attack