Follow
Series

Smart Contract Security & Audit Series

In this series, I'll be highlighting and examining some Solidity Smart Contract Security Vulnerabilities, and Vectors. As you read, please remember to comment and share. Let's go 🚀

Articles in this series

Vulnerability #8 - Timestamp Dependence Vulnerability

May 2, 20233 min read

A timestamp dependence vulnerability in a smart contract occurs when the smart contract relies on the block timestamp value that is generated by the...

Vulnerability #8 - Timestamp Dependence Vulnerability

Vulnerability #7 - Tx.origin Vulnerability

Jan 28, 20233 min read

What is Tx.origin? In Solidity, Tx.origin is a global variable that returns the address of the account that originated the transaction. In other...

Vulnerability #7 - Tx.origin Vulnerability

Vulnerability #6 - State Variable Default Visibility Vulnerability

Jan 28, 20233 min read

Any unknown visibility type of a function was set to public visibility type in older versions of the Solidity compilers. However, in more current...

Vulnerability #6 - State Variable Default Visibility Vulnerability

Vulnerability #5 - Frontrunning Vulnerability

Jan 28, 20236 min read

The distributed ledger of the blockchain does not instantaneously update with new transactions. They are gathered into blocks and only added to the...

Vulnerability #5 - Frontrunning Vulnerability

Vulnerability #4 - Floating Pragma Vulnerability

Jan 18, 20232 min read

In the previous article, we talked about outdated Solidity compiler versions and their vulnerabilities. Floating pragma vulnerabilities are related to...

Vulnerability #4 - Floating Pragma Vulnerability

Vulnerability #3 - Outdated Compiler Version

Jan 16, 20234 min read

Solidity-written smart contracts may be security vulnerable if their compilers are out of date. This article will look into the issue of outdated...

Vulnerability #3 - Outdated Compiler Version