See Also
ELI5 PSBT – Partially Signed Bitcoin Transactions
Trustless operation is one of the key concepts behind cryptocurrencies. The idea is that you should not have to personally meet, or trust your peers, in order to perform successful transactions. Experienced crypto users may take this concept for granted, but come to think of it – every real world transaction before cryptocurrencies came about […]
Bitcoin: The mother of all cryptocurrencies
On January 12 2009, an individual, or group, using the pseudonym Satoshi Nakamoto, announced that the first Bitcoin transaction had taken place. Ten Bitcoins had been magically transferred between Satoshi and cryptography legend Hal Finney. It was the beginning of a revolution which, to this day, promises to change how humankind deals with money, finance […]
Proof of Authority (PoA) Summary [Cryptocurrency consensus mechanisms]
Proof of Authority is a consensus mechanism where members of a cryptocurrency network are identified and receive delegated powers to solve blocks. If they defraud the system their identity is at stake and they will either be prosecuted or booted from the network. This is a centralized system where a higher authority delegates mining powers […]
ELI5 Bitcoin Puzzle Transactions
As the name implies, Bitcoin puzzle transactions are created as a challenge and not for the usual purpose of monetary transfer. Puzzles can be published for several reasons, including software test bounties, marketing campaigns or just for fun. Early Puzzles In the early days of Bitcoin, when $BTC coins could be found for free on […]