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Vyper for Beginners — Functions

Welcome back to Vyper for Beginners! This lesson is dedicated to functions. Vyper for Beginners Series Part 1 — IntroductionPart 2 — ToolkitPart 3 — Variables, Flow Control, Functions, Hello World!Part 4 — InterfacesPart 5 — Dynamic ArraysPart 6 — Structs and MappingsPart 7 — Functions Functions Functions are fundamental to programming. A function is

Breaking: Harmony Blockchain Bridges Hacked For $100M Loss

It’s happened again, folks – another bridge has been hacked. Bridges between blockchains are prime targets for attackers due to their architecture, and hackers have been absolutely rinsing them lately. This attack brings the total funds lost from bridges in 2022 alone up to a staggering $1B+ total. The Harmony bridge was hacked earlier today,

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Vyper for Beginners — Structs and Mappings

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

How To Read A Smart Contract Audit Report

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

I Got Options: Dopex Protocol Overview

Dopex is the premier on-chain options provider. The Arbitrum-native protocol has broken much ground for delivering decentralized, trustless options trading to the blockchain. This Dopex protocol overview article will dive into some of the technical details that make this protocol so special. Fear not, there is no scary math ahead! Part of my reason for

Breaking: Fei Protocol Hacked For $76 Million Loss

Dawn breaks Saturday morning in the Americas with a crushing DeFi exploit. Stablecoin provider and Tribe DAO member Fei Protocol was hacked in a series of transactions around 6:30 EST, for a loss of over 26,873 ETH, just over $76 million USD. The protocol is currently offering a $10 million USD whitehat bounty for return

Saddle Finance Hacked For $11 Million USD Loss

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

Concentrated Liquidity: Uniswap V3 Overview

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