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Bitcoin

Understanding Blind Signatures by Ethan Heilman

Introduction Blind Signatures are a signature scheme which allows one party to sign a message without learning the message they signed. History – Invented by David Chaum in 1982 for an early centralized digital currency called anonymous ecash. This was an anonymous ecash that enabled a trusted party (like a bank) to issue and redeem […]

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Bitcoin

Understanding Cryptography for Bitcoin by John Newberry

The following is a lecture by John Newberry. Essentially, it’s a lecture that describes the proofs and mathematics underpinning the calculations for private keys and public keys. I’ve followed along and wrote down everything that has been said here, in order to get a better grasp on elliptic curves, finite fields, etc. A transaction consists […]

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Bitcoin

The Incentives of Bitcoin Miners

I came across this interesting question on Bitcoin Stack Exchange. What happens to the bitcoin network when the miners all stop in the future?What happens to the bitcoin network when the miners all stop, years in the future after all the bitcoins have been mined? How will the network continue to function? Won’t bitcoins then […]