Featured Tutorials

Building a Basic Ethereum Smart Contract (For Bike Park Fun!)


I spent some time building my first Ethereum smart contract with Solidity, and teach you how to do the same. This project has a tie-in with my backyard bike park…because learning about blockchain should be fun!

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Personal Digital Security Primer


Basic tips for security your digital life against various attackers. Know your threat model and implement these basic practices!

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How Bitcoin “Recovery” Scammers Operate


Learn about some of the ways in which fake “recovery hackers” can compromise your crypto online accounts and steal from you.

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