Презентация на тему Bitcoin- electronic money

digital currency that can be used as a replacement

for old pieces of paper cash when you buy goods and services via the Internet

Unlike most types of electronic money on the Internet that are stored in banks and transferred through various gateways like Yandex Money, WebMoney, QIWI or PayPal, bitcoin is passed between users directly, and you don't have to mess with intermediaries.

currency. This means that today there is no specific

country that owns the bitcoin currency, because that currency can be used worldwide. Now you can not argue about the currency in which you need to make the payment in the currency in which the buyer or the seller.

no Central  the Supervisory authority or the Bank; processing  transactions and

emission is performed collectively,  the efforts of the network. Bitcoin is open-source; it  open to all, no one owns and not  controls Bitcoin and everyone can participate. 
The concept proof-of-work: each payment transaction  in the bitcoin network is distributed between all  members of the network and is recognized as valid  only after confirmation by other participants.

The amount of the emission is known in advance
Transactions

are in the public domain
Ownership information is not disclosed
Volume of issue is limited algorithmically  so that the total number of issued  bitcoin has not exceeded 21 million.

wallets (installed on  computer): • open-source software for free • The current

version is 0.8.5 • After downloading, just install the client on your  computer with Windows, Mac or Linux. In this case  will automatically create a wallet and will start downloading  the transaction history.  • MultiBit is an application for Windows, Mac and  Linux.

2) Mobile wallets - have your bitcoins with  a. You can easily convert  bitcoins and pay for goods in real  stores by scanning a QR code or  to use NFC technology. Bitcoin Wallet - app for your phone or tablet Android.
3) Online wallets: get online version on Coinbase, Blockchain, or other  such services.

people who they have. Main  the problem is we have

to trust the seller, and not to run  on scams.
take advantage of special offices type metabank.ru, ALFAcashier.com etc.
to exchange your money for bitcoins on the exchanges  type mtgox.com, btc-e.com etc.
to start accepting BTC for their services or goods with the assistance of its computing power  to participate in the mining (bitcoin mining)

of companies  accepting Bitcoin around the world,  the moment 2363
You

can use Bitcoin to  to pay and to help the honest  businesses to gain more  recognition.