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Cash-exchanger – это международный обменный сервис, позволяющий совершать обмены электронных валют в любой точке мира, где бы Вы не находились.
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Подключитесь к интернету и за считанные минуты Вы сможете произвести обмен электронных валют.
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Обменный пункт Cash-exchanger:
Андрей Россия 46.146.38.* (12 августа 2018 | 23:11)
При переводе на карту возникли трудности, банк отвергал платеж. Обратился в поддержку, в течение 15 минут вопрос был решен, перевели на другую мою карту. Оперативная техподдержка, удобный сервис, спасибо за вашу работу!!!
Galina Россия 5.166.149.* (12 августа 2018 | 21:01)
Перевод был произведен супер быстро! А если добавите еще Сбербанк, чтобы комиссия поменьше, лучшего о не пожелаешь! Так держать!
Влад Россия 46.42.42.* (12 августа 2018 | 10:18)
Выводил эксмо рубли на тинькофф - процедура заняла порядка 5 минут, с 25тыс заплатил комиссию 7,5 рублей.
Результатом доволен на все 146%
Егор Нидерланды 192.42.116.* (9 августа 2018 | 18:40)
Очень быстрыы и оперативные, я сам накосячил при вводе но ребята быстро помогли 10 из 10
Андрей Россия 213.87.135.* (8 августа 2018 | 19:27)
Как всегда быстро и качественно, СПС.
Андрей Россия 176.195.75.* (8 августа 2018 | 11:21)
Обменивал с карты ВТБ на эфир, транзакацая заняла меньше минуты, оператор отвечал очень быстро, определенно годный обменник, будем пользоваться
Леха Россия 93.81.174.* (6 августа 2018 | 11:19)
Все супер как и всегда
Bitcoin is a currency born into the digital age. When using Bitcoin for the first time people should get an idea of how it works. Digital money is different than the traditional finance world is used to. It offers three core values in which many currencies cannot attain: Decentralization, Open Source, and Peer-to-Peer networking. It is important to get an idea of how to use Bitcoin before investing in it or starting wallet. There is a lot to learn, but it is not beyond your grasp. Bitcoin is a truly beautiful innovation, and it has the capacity to change the world. To date, this is still the most simple and accurate description. Bitcoin is a consensus network that enables a new payment system and a completely digital money. It is the first decentralized peer-to-peer payment network that is powered by its users with no central authority or middlemen. It is also known as digital cash, cryptocurrency, an international payment network, the internet of money — but whatever you call it, Bitcoin is a revolution that is changing the way everyone sees and uses money. These miners and nodes verify transactions and keep the network secure. For the electricity they use to do this, miners are rewarded with new bitcoins with each minute block the reward is currently The Bitcoin protocol is also hard-limited to 21 million bitcoins, meaning that no more than that can ever be created. In this sense Bitcoin is a deflationary currency, and as such is likely to grow in value based on this property alone. Bitcoin is still a cutting-edge experiment in technology and economics, and like the worldwide web in , its myriad potential, purposes and applications are yet to be decided. Is it just electronic money? A foundation for smart contracts and electronic shares? Is it underground and subversive, challenging the power of governments, or will it integrate into mainstream finance and go unnoticed? If you know the answers to any of these questions, or if you can figure out how to capitalize on them there may be many lucrative opportunities for you in the Bitcoin space. In Nakamoto outlined the idea behind Bitcoin in his White Paper, which scientifically described how the cryptocurrency would function. Bitcoin is the first successful digital currency designed with trust in cryptography over central authorities. Satoshi left the Bitcoin code in the hands of developers and the community in Thus far hundreds of developers have added to the core code throughout the years. Bitcoin is dependent on the blockchain that underlies and structures the system. The blockchain is the vertebrae of the protocol and the glue that holds the network together. It is simply a vast, distributed public ledger of account. It keeps track of every transaction ever made in the network, and all transactions are timestamped and verified by network miners. This is how it works: Once a block is added to the chain the cycle repeats itself, and the computers continue to compete to solve these difficult problems. Every transaction on the blockchain is completely transparent and accounted for in its log. Anyone can see the public keys of any transaction they want although there are no names associated with transactions. One could go all the way back and view the very first transactions ever made on the first block ever created. This block was unironically called the Genesis Block. Double-Spending is the act of using the same bitcoins twice. There is only a 21 million set cap on the protocol and no more can be produced. So the network protects against double spend by the verification of each recorded transaction. The blockchains ledger ensures that the transactions are finalized by its inputs confirmed by miners. The confirmations make each unique Bitcoin and its subsequent transactions legitimate. If one tried to duplicate a transaction the original blocks deterministic functions would change showing the network that it is counterfeit and would not to be accepted. Banks and accounting systems use ledgers to track and timestamp transactions. The difference is that the blockchain is completely decentralized and open source. This means that people do not have to rely on or trust the central bank to keep track of the transactions. The peer-to-peer blockchain technology can keep track of all the transactions without the fear of having them erased or lost. Furthermore, the blockchain, because of its open source nature, is more versatile and programmable than central banking ledgers. If programmers need new functionality on the blockchain, they can simply innovate on top of already existing software through consensus. This is difficult for central banks because of all of their regulations and central points of failure. Are you fascinated by money and technology? Do you want to push the boundaries of money itself and participate in one of the biggest economic experiments of the past century? In fact, people are already using Bitcoin to buy their morning coffee! Are you unserved or underserved by the current international banking system because you or your family live in an emerging economy, or freelance for clients overseas? Bitcoin is the perfect solution to all of those issues. Perhaps you think the value of Bitcoin will increase in future and want to invest in it. Bitcoin allows you to do this. Bitcoin mining is analogous to the mining of gold, but its digital form. The process involves specialized computers solving algorithmic equations or hash functions. These problems help miners to confirm blocks of transactions held within the network. Bitcoin mining provides a reward for miners by paying out in Bitcoin in turn the miners confirm transactions on the blockchain. Miners introduce new Bitcoin into the network and also secure the system with transaction confirmation. They are also rewarded network fees for when they harvest new coin and a time when the last bitcoin is found mining will continue. Bitcoins can be bought from various sources. You can purchase them online using an exchange or brokerage service that will enable you to buy Bitcoin with a bank transfer using fiat currency, a credit card, and some services also offer buying opportunities using Paypal. You can also buy Bitcoins instantly using your credit card on Bitcoin. Bitcoins can be sold in various fashions. The currency can be sold online to an exchange or live in person locally. These same instances work similarly to the buying process. More anonymously you can sell in person or use a localized 2-way ATM. ATMs can be found all over the world and these machines are mostly used for purchasing. Most ATMs however only allow you to buy Bitcoin. There are also teller machines that require identification as well. Click here to to to see a list of verified exchanges. Bitcoin payments are easy to make with a wallet application and addresses. You can use a standard desktop or smartphone to transact with an individual, merchant and exchange. Addresses can be used in number form, in a QR code and contactless technology. Transacting with Bitcoin offers lower fees than any known remittance provider and credit card service. No bank, no state, no third party can offer this low amount of fees. Brick and mortar outlets can also accept Bitcoin. Services like Coinbase, CoinKite, and BitPay offer applications and hardware for the convenience of the store owner. Most of these businesses offer invoicing and accounting with their services. However, third party services are not required by physical merchants to accept the currency. Individual users can also accept Bitcoin directly and handle the transactions and accounting themselves. Bitcoin is a network operating by the three foundational principles of technological freedom: Decentralization, Open Source code, and true Peer-to-Peer technology. For every transaction, the sending and receiving addresses are publicly-viewable. This is also often used as an argument to attack Bitcoin as a currency for illegal transactions and tax evasion. If you publish your address anywhere, it can be linked to your real-life identity. Freely available blockchain explorers and analytical tools have been used to link addresses with only single transactions to other addresses, forming a chain or pattern that eventually reveals its owner. These have been useful in investigating cases of theft at companies like Mt. Gox and Bitcoinica, but can potentially be used to identify anyone. Think of it as a less memorable email address or online handle. There are ways to make Bitcoin more private, but they come with risks. But do you trust the mixing service to spit your money out the other end, especially since most of them are run by anonymous entities themselves? Another way is to trade Bitcoin for a digital currency designed to have greater anonymity , like Monero or DASH — effectively making your own mixer. Trade Bitcoin for the other currency, perform one or more transactions to break the link, and trade back into Bitcoin. These transactions increase the complexity, though, and probably require an online exchange, which increases the potential to identify users. Price volatility of all digital currencies may affect how much comes out the other end. And finally — like mixers — if the destination Bitcoin address is one that can be linked to you somehow, the entire process has been pointless. The Bitcoin blockchain is public and permanent record. How likely is anyone to look? If private transactions are something you care strongly about your operational security should stay as ahead of the curve as possible. The Bitcoin protocol can change the financial landscape we see today. The protocol can act as a currency, voting mechanism, global identification and reputation application, a micro-tipper, crowdfunding platform, initiate trusts, wills and contracts, decentralized domain names, future markets, and basically everything the financial system of today can handle plus so much more. Unfortunately, since unique private keys are associated with individual Bitcoin wallets, if the keys are lost, there is ultimately no way to retrieve that key without a passcode seed or other retrieval system; and that key is required to spend those coins. However, most modern wallets, like Mycelium, have wallet and key backups that you can build prior to storing money. This will allow you to create a new private key so that you may restore your private key on a new wallet if lost. If you already know and want to see Bitcoin. There are different types to suit different needs and we want to list the best options for anyone interested in Bitcoin. Like the name suggests, a Bitcoin wallet is an application that stores, sends and receives bitcoins. Other people have desktop versions or use browser-based wallets. Some apps have features that add value to your Bitcoin-using experience, like location-based Bitcoin business guides, links to exchanges to trade in and out of fiat currencies, more secure vault storage, or the ability to hold digital tokens other than just Bitcoin, such as any number of the many altcoins on offer. Some wallets have central servers, meaning users have to create accounts with a login name usually an email address and password. These are less private and if login info and keys are not secured properly may be vulnerable to hackers. If a user remembers the seed phrase, then the wallet can be restored elsewhere if the device is lost or broken. These are the best options for users holding large amounts of Bitcoin. Bitcoin users now have a wide selection of wallets to choose from and features have improved vastly over the past couple of years. But with more choice comes the need for more caution: Until Bitcoin becomes the dominant currency for payments around the world, it will be more popular among traders and price speculators. As a result, the price is subject to the market forces of supply and demand which, at this point in time, goes hand in hand with the trends and whims of speculators — as a result, the price can move suddenly and sharply up or down in response to news events. As a rule of thumb: If it places extra hurdles towards mass adoption, the price will fall. You can track all the latest Bitcoin price movements in real time with Bitcoin. These events may be based on issues affecting the Bitcoin world only — such as a large scale hack affecting a key Bitcoin exchange, wallet or essential software which causes the price to dip. This happened after the Mt. Gox meltdown in and thefts at Bitstamp and Bitfinex, plus numerous other smaller companies. News which affects the price may be only vaguely related to Bitcoin, or sometimes not at all. The price sometimes fluctuates wildly for no apparent reason at all. The inverse happens if the price drops too far. Some have suggested Bitcoin can never be adopted as a regular currency while prices are so volatile. In truth, if there was a sudden rush to Bitcoin among the general public maybe due to a crisis in a major fiat currency the price would probably rise dramatically and then stabilize — especially if there was nothing to swap it for, or no reason to do so. In the meantime, if you think you can predict the big movements then good luck on the trading exchanges! But be careful, it can also be inexplicable and unpredictable. There are plenty of reasons to want to trade Bitcoin for fiat and other digital tokens without an exchange. The main one is security and trust — two of the largest Bitcoin exchanges of all time, Mt. Not to mention the multiple other smaller exchanges that were hacked or disappeared in mysterious circumstances. Another is privacy — exchanges these days have similar know-your-customer KYC requirements to banks. Person-to-person trading is a small but growing market, with services like LocalBitcoins facilitating individual trade deals between users. Some also use online classifieds like Craigslist or even chat groups on apps like Telegram and WeChat to indicate willingness to trade in person. Other services like BitKan have special apps designed to introduce you to online buyers who may not be in your physical location. As such, it is important to clarify your local laws before engaging in person to person trades. The days where anyone could make money mining Bitcoin with a desktop computer or GPU cards are unfortunately long gone. For a brief introduction to Bitcoin mining and some basic options, see Bitcoin. It is still possible for individual miners to make some money by purchasing their own ASIC-based equipment — however, most mining takes place in large factory-like environments with hundreds of machines, in places where energy is cheap such as China and above the Arctic Circle. And once your machine is superseded by a newer model a few months after purchase, its ability to compete on the network and thus its earning potential is greatly diminished, along with its resale value. You also need to consider energy costs where you live. Bitcoin-mining ASIC machines run very hot and consume large amounts of electricity. In fact, a large number of individuals mine Bitcoin to contribute back to the network in this way, as well as just for the fun of it. These are large operations located in data centers around the world. Users buy a share of the mining power available and receive rewards in proportion to their shares. Like all Bitcoin services there are trustworthy and untrustworthy operators, and cloud mining is subject to the same risks and price fluctuations as managing your own equipment — so be sure to do your research and ask questions before parting with any money. Bitcoins can be sold to just about anyone as long as they have a Bitcoin address, and can be sold for any fiat currency in the world or traded for a physical good. Feel free to check out our recommended list of exchanges and brokerage services to sell your bitcoins online. You can purchase just about anything with bitcoins, from goods like clothing, electronics, food and art to handmade crafts. Bitcoin can also be used to purchase large items like cars, real estate, and investment vehicles such as precious metals. Additionally, many merchants who accept Bitcoin also give discounts for people who pay with the digital currency. Show your friends how easy it is to use bitcoin — head over to our own bitcoin. For cryptocurrency enthusiasts, Bitcoin. A Bitcoin address is a long string of 27 - 34 numbers and letters that acts similarly to an email address. The address enables the Bitcoin blockchain to recognize when bitcoins are sent and received. These addresses can be used by anybody, from single individuals to businesses to multiple people accessing the one address if desired. It is also considered more secure not to re-use addresses but rather to use a unique address every time you send and receive bitcoins. This increases the privacy of your transactions to a degree and helps in avoiding public tracking of your funds. Bitcoin transactions are composed of an amount, an input sending address , an output receiving address and private keys the keys which allow you to spend your bitcoins. A user simply enters a receiving address and if the person possesses the private key associated with the bitcoins they are trying to spend the transaction is sent and verified with the help of miners confirming blocks of exchanges transactions within the Bitcoin blockchain. Every Bitcoin address contains both a public and a private key. The public key allows others to send bitcoins to your address, and verifies the signature of the transaction to ensure everything is in order and finalizes the transaction. It does this by signing transactions, which tells the Bitcoin network that you are indeed the owner of the address in which the bitcoins are held and that the transaction is valid. Whoever holds the private key for a Bitcoin address is able to spend the bitcoins which that address holds, so in a very fitting analogy your private key is essentially the key to the safe which is holding your bitcoins. You can also use the private key of an address to sign a message, verifying that you are the owner of the bitcoins held at any given address. This is all secured through mathematics, using asymmetric cryptography. Typically, a larger fee will confirm faster than a relatively low one. An unconfirmed transaction is a transaction in the network that the miners have yet to confirm. Typically, confirmations take roughly 10 minutes. However due to the increased popularity of the Bitcoin network confirmation times have increased quite a bit and can sometimes take op to an hour or more. There are solutions in the works to deal with this issue, as well as a lot of discussion within the Bitcoin community around the best way to go about it. Bitcoin is legal in most jurisdictions in the world but there are a small number nation states that have banned its use, such as Ecuador. Wikipedia has a great guide on how Bitcoin is treated in all the countries around the world and explains regulatory policies surrounding it. Creating paper wallets is easy but losing the paper also means the bitcoins are lost forever so be careful. Paper wallets contain both private and public keys which allow you to spend your bitcoins. The most common way that people creates paper wallets is a website, BitAddress. The website will ask the person to initiate some steps and are then given both public and private keys after the process. From there all one has to do is print the paper wallet using BitAddress. After printing a copy, you can load as much bitcoin as you want into your public QR-code. This service, however, does come with a caveat. However, downloading the Bitaddress code and running it on your own machine offline can mitigate these risks. This can be further secured by doing so on a machine that is not and has never been connected to the internet. The blockchain records all of the newly minted bitcoins rewarded to miners who find blocks. As these actions take place within the Bitcoin protocol the blockchain acts as a ledger of account for all transactions undertaken within the Bitcoin network. Full nodes validate transactions within the blockchain and are voluntarily maintained by individuals, groups and organizations such as merchants for example all around the world and broadcast all the messages within the protocol. Full nodes add an additional layer of security for these participants within the Bitcoin network and operate in an altruistic manner meaning they work without reward. Some use cases for individuals or groups such as merchants running a full node is for detecting double-spends or for increased privacy. It is powered by technology known as the blockchain. The articles and tools below are designed to help users of all levels understand, acquire and use Bitcoin. Home Guides Information Academy. What Is Bitcoin Cash? Uncover the truth about Bitcoin. Learn about its utility and elegance. Get in the know. Nobody is 'in charge' of Bitcoin — at least in the sense that Bitcoin is not a company or organization, has no governing body and no organizational structure. There are, however, certain groups who can exert influence over the way Bitcoin functions through various means. Again, though, there are no individuals who can claim to speak for these groups and they contain a plethora of opinions and incentives within. Examples of such groups are: These are the people who write and maintain the software the Bitcoin network runs on. Although Satoshi Nakamoto released the first version of Bitcoin himself in , the code has since been re-written and updated by subsequent programmers. The developers choose what updates to make to the protocol, and consider ways it can be improved. These are the people and companies that own the machines that generate new bitcoins and keep the network secure by validating transactions. As a result, they have the power to 'vote' with their hardware and choose which Bitcoin software to support. At the end of the day, if regular users decide Bitcoin no longer fulfils their needs, then it will have no value. They have risen and fallen in favor as users decided whether to buy, hold, sell, or simply abandon. Merchants have made individual decisions as to whether to accept them as payment or not. And again, there is rarely a consensus of vision among them. It is very easy for any merchant to accept Bitcoin, and most of the time preparing to add the feature to your payment services takes less than 10 minutes. Merchants can accept Bitcoin both online and at physical locations by using a merchant service payment provider like Bitpay, or even just using a simple wallet address generated on their own device. Bitcoin has significantly lower fees than PayPal, credit card companies and bank services making it far more appealing to store owners than the legacy payment card processors. The cryptocurrency is also irreversible so chargebacks are not possible, and this leaves the decision to refund fully within the hands of the store owner. Merchants can accept Bitcoin through a payment processor, through a Point-Of-Sale POS device or simply using their own tablet or smartphone. Read more about merchant solutions here.