Hugo Nguyen

Proof of Stake, Private Keys Attacks & Unforgeable Costliness

Is there a single key factor in the difference between the assurances in PoS vs PoW? The knowledge and proof that there is a real world, inescapable cost to both producing the currency, & editing the chain history – unforgeable costliness.  Learn about this, the private keys attacks that risk entire contesting histories in PoS systems, and to the nothing-at-stake problem. This and more in today’s read!

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Proof of Stake & The Wrong Engineering Mindset

What is the true set of differences between Proof of Work, and Proof of Stake? What are the engineering mindsets behind them both, and which is built explicitly to survive in the worst-case scenarios?

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Bitcoin, Chance, and Randomness – Part 2

“Numbers generated by such a process are deterministic, but they pass statistical tests of what is considered “random”. Pseudorandomness, in turn, became one of the building blocks of a brand new field — also a child of the computer age: modern cryptography.” – Hugo Nguyen

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Anatomy of Proof of Work – Part 1

“By attaching energy to a block, we give it “form”, allowing it to have real weight & consequences in the physical world… In other words, PoW is the bridge between the digital & the physical.” – Hugo Nguyen

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