Learn smart contract security.

Aug 19 6 min read Ethernaut Fallout Solution: Foundry Walkthrough Solve Ethernaut level 2 with Foundry. A single mistyped character turns the constructor into a public function anyone can call to take ownership. Aug 19 5 min read Ethernaut Fallback Solution: Foundry Walkthrough Solve Ethernaut level 1 with Foundry. Take ownership through the receive() function and drain the contract, then see why this bug class still shows up in audits. Aug 19 7 min read Ethernaut Coin Flip Solution: Foundry Walkthrough Solve Ethernaut level 3 with Foundry. Win ten coin flips in a row by reading the same block hash the contract reads, and learn why on-chain randomness fails. Jun 24 12 min read Smart Contract Auditor Salary Benchmark Report 2026 A 2026 benchmark report on smart contract auditor salaries across full-time roles, freelance work, contest earnings, geography, and specialization premiums. Apr 02 16 min read Drift Protocol Hack: Durable Nonces, Admin Capture, and the $250M+ Solana Drain The Drift Protocol hack was not a generic smart contract bug. It appears to have been a staged admin capture that used durable nonces, privileged state changes, and fast fund extraction to drain more than $250 million. Mar 25 10 min read Cairo Smart Contract Security: How to Audit Starknet Without Missing the Real Risks Most EVM auditors underestimate Starknet for the wrong reasons. This guide breaks down the Cairo and Starknet security model, the bugs that matter in real audits, the tooling that helps, and the fastest path to getting genuinely dangerous in Cairo security.