For better or worse, the cryptocurrency community lives on Twitter. The bird app remains the best place to find alpha, hear about hacks, and get a sense of the community gestalt. Below are the 15 best Crypto Twitter accounts that are a must follow. There are some incredibly high-value follows that have a long history of
Welcome back to Vyper for Beginners! This lesson covers the basic structure of a Vyper contract, a review of Vyper’s variable types, Vyper’s built-in flow control logic (including how it differs from Python), and wraps up with a simple “Hello World” contract that you can deploy on a test net or a local fork. This
Welcome back to Vyper for Beginners! This lesson will cover my recommended toolkit for writing, compiling, testing, and finally deploying a Vyper contract. It’s no surprise that the most fully-featured toolkit for Vyper is written in Python. Brownie is, by their own description: A Python-based development and testing framework for smart contracts targeting the Ethereum
Making secure cross-chain bridges is not easy work, as Axie Infinity’s developers Sky Mavis found out. The leading GameFi protocol runs on the Ronin blockchain, which is optimized for gaming. On March 23rd, the Ethereum side of the Ronin bridge was hacked, for the loss of 173,600 ETH and 25.2 million USDC (~$545 million total
When you keep your coins on Coinbase, Binance, Crypto.com, and all other centralized exchanges you leave them vulnerable to bad actors. Worst part of all? You don’t own the coins, the exchange does because the exchange has your keys. If you’re serious about crypto you need a hardware wallet. “Not Your Keys, Not Your Coins.”
The Bank for International Settlements had their annual Innovation Summit this week. Here is a background summary of the BIS, their intentions for CBDCs, and the ongoing project that is setting the stage.
Traditional financial markets are only open during business hours, closed on the weekends, and take off for holidays. In contrast, crypto never sleeps. The blockchain never takes a day off (unless it’s Cardano). Handling this deluge of information is impossible for a single person to handle, and trying to ingest it all manually is inefficient.
Introduction to using Vyper for Ethereum smart contract programming
Cross-chain swap and DEX aggregator platform LI.FI protocol was hacked yesterday, March 20th, for over 200 Ether. The attacker used a weakness in the protocol’s core offering, the swap function, to launch an attack that stole from a contract which doesn’t hold any funds. How is that even possible? The answer lies in token approvals.