Level K

Auditing OpenZeppelin 2.0

At Level K, we strive to help create a safe and secure ecosystem for both developers and users of blockchain…

Introducing Cyclical Token Models

Cyclical Token Models can provide an effective alternative to existing token models which fall short when applied to increasingly complex organizations.

Fixed supply medium-of-exchange tokens have dominated the cryptocurrency market. The…

Flexible Upgradability for Smart Contracts

The immutable nature of Ethereum smart contracts is incredibly powerful. It allows us to build applications that are completely tamper-proof, untouchable by any individual, corporation, or government. Every participant is subject to the same set of rules…

Testing Smart Contracts with Truffle

If you’ve started building DApps on Ethereum, you’re probably using the Truffle Framework. Truffle provides many features to make your life as a smart contract developer easier. In this post, I’ll focus on truffle test and describe my experience writing tests for a…