Morgan Stanley Research Payments and Processing_Bitcoin, Ethereum, XRP.pdf
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InMysterious father of bitcoin named Satoshi Nakamoto started working on bitcoin concept. Exactly the October of 31th, The bitcoin whitepaper was published. In that white paper bitcoin is explained to everyone https: It outlines that bitcoin is a currency to solve the problems of double spending. Than later in January very first bitcoin transaction took place and that transaction was between Satoshi Nakamoto developer bitcoin decrypted morgan stanley pdf Hal Finney cryptography activist.
Inbitcoin foundation which focussed on implementing core developer team for the protocol. Anything scarce, divisible, durable and fungible can be used as a currency, if and only if people agree to use bitcoin decrypted morgan stanley pdf that way. This is controlled by single entity e.
Collective decision of making process between many people over what is right and what is wrong. Tricky part is, it involves complex science methods. Bitcoin solves the problem of distributed consensus by a process called mining. Member of the network may choose to involved in mining but they do not need to participate in the mining bitcoin decrypted morgan stanley pdf order to use the bitcoin network.
There are incentive for miners, who are involved in this process of distributed consensus therefore gets the newly generated bitcoin, which halves every 4 years. Bitcoin mining uses something called proof of work to ensure network consensus is true and correct. The network is created in a way a person trying to change the system is not in the best interest of a person actually considering doing it. Bitcoin distributed consensus is dependent on HashRate Number of calculation performed by the network.
If a very small amount of calculation is performed then the network is very insecure because attacker will not need to spend very little in order to gain all the half of hashing power. This means theoreticallyattacker takes over the network, which is against distributed consensus.
Bitcoin network is peer to peer distributed and bitcoin decrypted morgan stanley pdf, therefore there is no single point of failure. Everyone connected to network have equal roles, but some nodes are connected to network have different task like mining, routing, holding blockchains simplified payment verificationwallet services.
Full node does all of the above things e. It is a public ledger of all the transaction that have ever taken place. New blocks are added to blockchain as new transactions are processed. In general, blockchain is just data structure which bitcoin uses. Blockchain does not stores any bitcoin decrypted morgan stanley pdf, in fact amount of bitcoin in bitcoin decrypted morgan stanley pdf is calculated dynamically by bitcoin decrypted morgan stanley pdf all transaction.
It can take the form of coins or transaction fees — Bitcoin currently rewards Once the threshold of blocks has been mined which currently stands atblocks the reward is halved.
Cryptocurrency uses Asymmetric encryption which is also called public key encryption. Asymmetric encryption is good for digital signature use cases. In order to decide which block of the transaction would be entered next on the blockchain, all of the miner compete to solve complex mathematical puzzle of cryptography. This is done by mining equipment and it uses pure guesses until it gets the right hash. Hash is simply a method of guessing a cryptography equation.
Bitcoin uses SHA secure hash bitcoin decrypted morgan stanley pdf way of hashing. More the computing power, the quicker hash can be solved.
Bitcoin wallets have private key and public keys. Bitcoin has value simply because of the economy of supply and demand. Bitcoin is based on mathematics and this mathematics law created fix supply of 21 million bitcoin, which people can use as a means of exchange for goods or services or store of value like gold. There are many exchanges for bitcoin like bittrex, poloniex, bitfinex etc, where buyers and sellers are present to exchange bitcoin for fiat currencies. At some point buyers and sellers will agrees on some price.
Bitcoin has value because it is limited to 21 million, easily transferrable, pioneer, popular and widely accepted and trusted. Sender generate a private and public keys. Sender sign the message with their signature. Sender sends public key, signature and message to a network. Elliptic Curve Digital Signature Algorithm is used to verify signature of sender without seeing the private key.
BIPS is Bitcoin improvement proposals, it's a technical document that addresses issues for change in the bitcoin core client. BIPS can accepted or rejected by voting. Voting involves all participant in the network, but main participant are miners and mining pools. Developers make a proposal and miners vote on it by using hashing power. The new branch may have new set of rules, change in protocol etc.
Let us understand few topics: Helps in exchanging things of equal value. Recognised and Accepted by all parties for transaction to happen. It is very liquid compare to other assets like gold and can be easily transferred.
How much unit required to buy a product or services. Internal and external reconciliation. There is a single point of failure 3. There is a single point of control 4. There are unnecessary gateways and middleman involved Distributed consensus: How bitcoin solves the problem of distributed consensus: