What is a cross function reentrancy attack? Cross-function reentrancy attacks use multiple functions to execute the attack, which can occur when inappropriate…
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![The vulnerable Vault withdrawal code beside a recursive call-stack graph showing repeated withdraw frames reading the same balance before any frame reaches balances[msg.sender] equals zero.](/_astro/hero.BjCEFGsd_2u77Pn.png)
What is a reentrancy attack? A reentrancy attack is very specific to smart contracts due to the nature of external calls. When a contract interacts with another…
Ackee is finalizing an ERC-4337 detector to identify the use of forbidden opcodes and storage access, turning a very labor-intensive manual review into an automated…
So you want to write and deploy a smart contract, huh? Let’s set up this environment for a sample project from scratch
An archived index of Ackee Blockchain public Ethereum, EVM, and Solana audit summaries, covering 41 organizations and 66 linked entries.
How to prepare for a smart contract audit The pre-audit part is essential for a smooth audit, and we will now guide you through it.
Building projects on top of cross-chain solutions may lead to security issues in the code. Open-source tools can automatically detect many issues or help test the…