Troy Sargent on The Trail of Bits Bloghttps://miscreants.github.io/blog.trailofbits.com/authors/troy-sargent/Recent content in Troy Sargent on The Trail of Bits BlogHugoen-usFri, 01 Mar 2024 07:00:42 -0500When try, try, try again leads to out-of-order execution bugshttps://miscreants.github.io/blog.trailofbits.com/2024/03/01/when-try-try-try-again-leads-to-out-of-order-execution-bugs/Fri, 01 Mar 2024 07:00:42 -0500https://miscreants.github.io/blog.trailofbits.com/2024/03/01/when-try-try-try-again-leads-to-out-of-order-execution-bugs/Have you ever wondered how a rollup and its base chain—the chain that the rollup commits state checkpoints to—communicate and interact? How can a user with funds only on the base chain interact with contracts on the rollup? In Arbitrum Nitro, one way to call a method on a contract deployed on […]Shedding smart contract storage with Slitherhttps://miscreants.github.io/blog.trailofbits.com/2022/07/28/shedding-smart-contract-storage-with-slither/Thu, 28 Jul 2022 09:00:07 -0400https://miscreants.github.io/blog.trailofbits.com/2022/07/28/shedding-smart-contract-storage-with-slither/You think you’ve found a critical bug in a Solidity smart contract that, if exploited, could drain a widely used cryptocurrency exchange’s funds. To confirm that it’s really a bug, you need to figure out the value at an obscure storage slot that has no getter method. Adrenaline courses […]