Bitcoin History Flashcards
How does the current debit/credit card system work?
- Shop asks bank if you have the money
- Bank checks records and confirms
- Bank takes fee for being middleman
In the current system who controls & checks your records to confirm money?
The bank you use is ultimately centralized & government controlled.
How does Bitcoin system of transactions work?
- Shops check w/ millions of networks (blockchains) that hold a record of money you have.
- Every network confirms & then updates its record.
How is Bitcoin maintained?
Bitcoin is open-sourced
Who are the creators of Bitcoin
Satoshi Nakamoto(unknown) & Hal Finey
What is the purpose of miners?
- keep the network running & mine Bitcoin or blocks.
- Miners get paid for their efforts
What is a block or blockchain?
Blocks are like an individual page of records (ledger) that track your transactions.
What is the set number of Bitcoin that can be mined?
21 million
Cryptocurrency is nothing new. What is the actual study of secure communication away from 3rd parties called?
Cryptology or Cryptography
How far back was the idea of a Crypto world? - the belief in using computers & cryptography to protect people’s privacy & security.
1983 - a movement/activist group Cypher Punks believed in this world.
Who is the grandfather of Cryptocurrency?
David Chaum
What did David Chaum essential create as the foundation of Bitcoin & all cryptocurrencies?
BSS - Blind Signature Scheme
David Chaum created what within DigiCash?
eCash system a way to safely & anonymously trade cash online.
What is a ledger?
A ledger is a book or collection of accounts in which account transactions are recorded.
What did Nick Szabo create in 1998 that was the basis of the idea of Bitcoin?
BitGold