Welcome back to Vyper for Beginners! This lesson covers two data structure types: structs and mappings. The major difference between these structures and the simple data types covered previously is that structs and mappings are designed to hold differing data types “within” themselves. The closest simple data type is a Dynamic Array, which is limited

Diligent smart contract audits are an essential part of crypto security. Getting the audit is only the first step, though. As a protocol owner, even if you receive an audit from one of the best smart contract auditors, you still have to understand their findings and implement any fixes. As an investor, how do you

Saddle Finance is no stranger to hacks. They’ve already been hit before, under somewhat suspicious circumstances. This time around, though, it looks like a plain old fatfinger by the developers. Saddle Finance was hacked today, 4/30/22, for the loss of 3,933 ETH, worth over $11 million. The swap between sUSD and saddleUSD-V2 did not use

In Decentralized Finance, protocols live and die by liquidity. Billions of dollars are thrown around trying to manage and direct it. There are entire protocols that only exist to manage liquidity. For much of DeFi history, there was only one answer when it came to efficient swaps for large amounts: Curve. That changed with the