Bitcoin’s security is not cryptographic, it is Economic

Proof of Work — https://unsplash.com/photos/VO-7ZroQtJA

What do Bitcoin nodes do?

learnmeabitcoin.com illustration

Validating transactions is a by-product of mining

Proof of Work

Exponentially increasing hashpower secures the Bitcoin network

The Nakamoto consensus

Mining Pools

PoW vs PoS

Conclusion

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