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By signing the transaction, Alice proves knowledge of her private key and authorizes the transfer of funds. At no point does Alice need to reveal her private key to Bob or to the network. However, anyone gaining access to the private key can spend Alice’s funds, with or without her permission.продам ethereum торговать bitcoin segwit2x bitcoin bitcoin стоимость cryptocurrency mining

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The good news: No advanced math or computation is involved. You may have heard that miners are solving difficult mathematical problems—that's not exactly true. What they're actually doing is trying to be the first miner to come up with a 64-digit hexadecimal number (a 'hash') that is less than or equal to the target hash. It's basically guesswork.bitcoin начало kaspersky bitcoin testnet bitcoin bitcoin roll monero ico оплатить bitcoin It increases the security of the blockchain by acknowledging the energy spent creating the uncle blockstether майнинг

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WHAT IS ETHEREUM?
The foundation for our digital future

Ethereum is open to everyone.
All you need is a wallet to take part.
Illustration of a person peering into a bazaar, meant to represent Ethereum
Ethereum is open access to digital money and data-friendly services for everyone – no matter your background or location. It's a community-built technology behind the cryptocurrency ether (ETH) and thousands of applications you can use today.

🏦
Banking for everyone
Not everyone has access to financial services. But all you need to access Ethereum and its lending, borrowing and savings products is an internet connection.

🕵
A more private internet
You don't need to provide all your personal details to use an Ethereum app. Ethereum is building an economy based on value, not surveillance.

👥
A peer-to-peer network
Ethereum allows you to move money, or make agreements, directly with someone else. You don't need to go through intermediary companies.

🛡️
Censorship-resistant
No government or company has control over Ethereum. This decentralization makes it nearly impossible for anyone to stop you from receiving payments or using services on Ethereum.

🛍️
Commerce guarantees
Ethereum creates a more level playing field. Customers have a secure, built-in guarantee that funds will only change hands if you provide what was agreed. You don’t need large company clout to do business.

🤝
Compatibility for the win
Better products and experiences are being built all the time because Ethereum products are compatible by default. Companies can build on each other's success.

An illustration of characters in a social space dedicated to Ethereum with a large ETH logoAn illustration of characters in a social space dedicated to Ethereum with a large ETH logoWelcome to Ethereum
We hope you stay.
Ethereum 101
Ethereum is a technology that lets you send cryptocurrency to anyone for a small fee. It also powers applications that everyone can use and no one can take down.

It's the world's programmable blockchain.

Ethereum builds on Bitcoin's innovation, with some big differences.

Both let you use digital money without payment providers or banks. But Ethereum is programmable, so you can also use it for lots of different digital assets – even Bitcoin!

This also means Ethereum is for more than payments. It's a marketplace of financial services, games and apps that can't steal your data or censor you.

So step into the bazaar and give it a try...

⚙️
How Ethereum works
If you're interested in blockchain and the technical side of Ethereum, we've got you covered.

How Ethereum works
Try Ethereum
The best way to learn more is to download a wallet, get some ETH and try an Ethereum dapp.
Choose your adventure!
The symbol for ether (ETH)The symbol for ether (ETH)
ETH
Ethereum's native cryptocurrency and equivalent to Bitcoin. You can use ETH on Ethereum applications or for sending value to friends and family.

An illustration of a robot with a safe for a torso, used to represent Ethereum walletsAn illustration of a robot with a safe for a torso, used to represent Ethereum wallets
Wallets
How you manage your ETH and your Ethereum account. You'll need a wallet to get started – we'll help you choose one.

An illustration of a doge using an Ethereum application on a computerAn illustration of a doge using an Ethereum application on a computer
Ethereum dapps
Products and services that run on Ethereum. There are dapps for finance, work, social media, gaming and more – meet the apps for our digital future.

Explore Ethereum
An illustration of a hand creating an ETH logo made of lego bricksAn illustration of a hand creating an ETH logo made of lego bricks
Make something with Ethereum
If you want to try building with Ethereum, read our docs, try some tutorials, or check out the tools you need to get started.

Start building
An illustration of Ethereum community members working togetherAn illustration of Ethereum community members working together
The Ethereum community
Our community includes people from all backgrounds, including artists, crypto-anarchists, fortune 500 companies, and now you. Find out how you can get involved today.



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