Questions tagged [exchanges]

This tag should be used for questions regarding exchanges. Exchanges are sites which allow for the conversion of Bitcoins to various world currencies as well as alternate cryptocurrencies.

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6answers
2k views

Traditional VC investment vs. bitcoin IPO

There are few Bitcoin "stock exchanges" trading mainly BTC mining company pass-through shares, like https://btct.co/ https://bitfunder.com/ We are planning to get investment for our Bitcoin-...
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0answers
40 views

How to buy BTC directly into cold wallet?

This was asked before in 2017 - Is it possible to buy bitcoins via an exchange directly into cold storage? - but this was 4 years ago, a lot may have changed. My question is the same, did something ...
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1answer
28 views

How to figure out a limit price when setting a BUY price target? [closed]

Using market-price makes me nervous when buying crypto, especially if I am setting up automated trades e.g. "buy if price > X": not only can prices change very quickly but I have seen ...
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1answer
37 views

From Edge to Poloniex

Bought bitcoin and have a balance in a exchange account at Poloniex. Is there another step I need to take or is this where the estimated value that changes is where I will be able to send this back to ...
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9answers
2k views

Can I buy/sell a lot of bitcoins without moving the price?

I am curious about how to acquire a lot of bitcoins (or similarly move a lot of bitcoins) without hitting the bid/ask I don't care about blockexplorer, I am just curious about price discovery are ...
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3answers
5k views

What happens to cash used to buy bitcoins?

Are there any requirements to Bitcoin exchanges [USD/EUR/etc], as to for what the [USD/EUR/etc] may be used? Or is the [USD/EUR/etc] received property of issuer of bitcoins? Unfortunately, this is ...
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1answer
58 views

Is there a good website or resource comparing how all exchanges are structured under the hood?

So one of the issues I am running into is that there are competing definitions for things like: exchange, broker, trading platform, exchange platform, centralized, decentralized, P2P trading, etc. And ...
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1answer
677 views

Does one of these exchanges have a sandbox to test?

I want to test some trading. Does Binance, Bittrex, Poloniex, Kraken or Gemini have a sandbox to trade fake crypto to test systems?
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4answers
2k views

How can people in Indonesia use Bitcoins?

Dwolla does not accept me. So what's the alternative? How can I for example, withdraw money to rupiah or dollar account in US.
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1answer
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How to calculate conversion exchange fees?

According to Exchange A, I can withdraw 1 BTC as 90 fiat. Or I can send them 1 fiat in return for 0.01 BTC. How do I calculate percentage fees for one way conversion?
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1answer
88 views

I bought bitcoin years ago and now the website that I bought from is unavailable!

I bought bitcoin years ago and now the website that I bought from is unavailable! I only have a key that I don't even know whether it's a public key or a private key or some useless key generated by ...
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1answer
42 views

Why is trading behaviour so similar across all (mainstream) exchanges?

I don't know much about stocks and investing, but lately I have been keeping a close eye on crypto exchanges and I noticed something I can't explain. No matter what news is announced good or bad, or ...
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1answer
50 views

How much on-chain activity is to and from exchanges?

Are there any data services which provide metrics that show how much of the transactions on the Bitcoin blockchain are to and from exchanges?
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2answers
200 views

Buy coins using a australian bank account from Germany

I am German living in Germany but do own an Australian bank account. I would like to use that money to buy bitcoins but somehow am not able to at the big exchange markets. Whenever I identify myself ...
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1answer
58 views

Exchange Confirmation Requirements

What does the minimum confirmations required for a deposit mean for the security of exchanges? For example, Coinbase requires 3 confirmations for Bitcoin deposits. Suppose an adversary deposits 10 ...
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2answers
544 views

My Bither Hot Wallet

Purchased a Bither bitcoin machine and can't figure out how to work it. I keep getting bitcoins but don't know how to send them to my Coinbase wallet and therefore exchange them for cash. Help
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3answers
173 views

How to do atomic swap with bitcoin?

I have read about the ATOMIC SWAP, I could find only the concept level and could not find technically. Is there any doc about atomic swap to achieve that technically and code sources to achieve this.
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1answer
40 views

is wallet vulnerable when unlocked for transactions?

is wallet vulnerable when unlocked for transactions?.I recovered a wallet some time ago and all is good.passphrase key all looks good.But a question came to my mind about the moment we make a ...
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1answer
45 views

Are the transactions displayed on “BitListen” really accurate?

Over the years, whenever there's unusual Bitcoin activity, I look at: https://www.bitlisten.com/ But can these transactions really be accurate? I just saw numerous 100+ BTC ones, and just now a ...
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1answer
70 views

How do exchanges manage their bitcoin/crypto? It only takes 1 employee with private keys to steal it all

So hear me out. I understand exchanges have hot/cold wallets and mostly use their hot wallets. But at some point they need to send crypto from their cold wallet to their hot wallet. Who does this? The ...
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1answer
50 views

Safest way to validate typo

Let's assume that I have small crypto exchange site called "MyExchangeWebsite". It works like this: user creates ETH-BTC order, specifies his BTC address and sends ETH to my ETH address, I ...
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1answer
30 views

Order Book Distribution

I'm currently building a small bitcoin order book simulator that would mimic user limit orders. What gives order books its V shape appearance? That is, the further away we go from the market price, ...
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1answer
25 views

Are trades done on exchanges added to blocks?

I found a few answers to this question here, here, and here, but my doubts weren't cleared. Are trades done on exchanges added to blocks? Or are they only added once you withdraw the funds to your own ...
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1answer
82 views

How to buy BTC as a company

Is there any other options how an i buy BTC other than on an exchange ? Why do i ask, we would like to buy BTC as a company which is not in ENG speaking country. For that reason all paperwork has to ...
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1answer
94 views

How do exchanges automate transfer of Bitcoin from a cold storage wallet?

Most exchanges use Cold Storage to store the bulk (approx. 95%) of their user assets. Only a relatively small amount (approx. 5%) of funds are held in their Hot Wallet. My question is, what process is ...
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1answer
856 views

Can't use Bittrex Exchange python-bittrex api call: no output

I'm completely new to python (and programming), and I know this question will sound very dumb to most of you people. I'm experimenting on getting datas from the cryptocurrencies exchenge bittrex and ...
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1answer
63 views

What are the country-specific cryptocurrency prices on Yahoo finance?

I was under the impression that cryptocurrency prices were set by an exchange's currency volume and buy/sell averages, so what exchanges are used to get the Yahoo finance data with country-specific ...
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2answers
90 views

How do cryptocurrency exchanges work with so many currencies at the same time?

To implement automated deposits/withdrawals of a single currency for a business there has to be a lot of code in place specific for that currency. For example if I want to automate sending and ...
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1answer
208 views

Bitcoin Exchanges for Self Directed IRA LLC

I have a self directed IRA with control through an LLC for funding purposes. Has anyone registered with a bitcoin exchange in the name of their LLC and if so, which exchanges are user friendly for ...
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1answer
281 views

Bittrex API market history — interpreting OrderType

The Bittrex API has a request to get the market history: https://bittrex.com/api/v1.1/public/getmarkethistory?market=BTC-DOGE which gives a response containing the following fields: "Id" "TimeStamp"...
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0answers
30 views

How to handle account balances?

My goal is to manage the investments of a huge group of people. Let's say that each month each one puts in a different amount of dollars (it may even be $1) and I need to send to his wallet that ...
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0answers
19 views

Withdrawing Coins to hardware wallet

I have several coins in one exchange, and I want to withdraw them to my hardware wallet. The issue is, that the fees that I am asked to pay are actually higher than the total value of the coins. Is ...
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4answers
3k views

Are there any opensource PHP cryptocurrency exchange/marketplace

As the title suggest, are there any opensource PHP cryptocurrency exchange/marketplace. Most of the ones I found does not seem to work or are abandoned.
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1answer
444 views

What is the right method to calculate Relative Strength Index (RSI) for incoming real time data? [closed]

I am working on a trading bot that computes values for several indicators including the RSI. I subscribe to real time minute-level market data from an exchanges, and as new data arrives, I get the ...
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1answer
58 views

How to verify Wrapped Bitcoin (WBTC) issuance

I'm trying to understand how Wrapped Bitcoin (WBTC) issuance can be verified. The WBTC custodian, BitGo, published the following material: https://wbtc.network/dashboard/audit This is a list of ...
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2answers
27 views

Can a person only send large amounts an have a $500 transaction log between us before he could send? How can i get around this?

Recently I going to receive a donation from a man and he tried sending a large amount. The amount wouldn't send he said we had to have at least $500 in transactions before it would go thru. Does this ...
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2answers
46 views

What causes synchronous price movement within and between crypto exchanges without matching trades? [closed]

I have observed different crypto exchanges for quite some time now and analyzed the potential for different kinds of arbitrage. However, I don't quite understand what I am seeing. Examples: Observing ...
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1answer
95 views

Confused by the term: trading partners. And how to convert more fringe currencies back to bitcoin

Two questions: I am confused by the term: trading partners like BTC/ETH, etc. I'm into some more of the fringe currencies, IOTA, and SAN. Bought them with bitcoin on bitfinex, how to convert back? ...
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1answer
62 views

BTC Treasure Hunt Volume 2

Similar to Whoiszo, I too am helping a friend locate a bitcoin treasure. In a period between 2010 and 2011 my friend owned a blackberry curve 8330. At the time she was into some online gambling and ...
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1answer
515 views

Where can I find altcoin inflation rates?

I know I can use coincap.io and CoinMarketCap to see a lot of good information about altcoin relative values, and cryptocompare has good detailed information, but where can I access inflation rates ...
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1answer
793 views

Signature for this request is not valid

im testing the binance api but cant get over the signature problem can u spot a mistake on my signature?: const crypted = CryptoJs.HmacSHA256("timestamp=" + new Date().getTime().toString() + "&...
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3answers
171 views

How hard is it for an exchange to adopt native segwit? Is it not as simple as updating the address regex checker on the front-end?

Just wondering, maybe I'm missing something. Are there changes on the backend needed to be implemented as well? Not as simple as changing the regex validation on the front end?
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2answers
137 views

How to accept bitcoin and giving each user a unique address amd automatic withdrawal

I want to create a website when users on singing up will get a unique address and after getting my websites service,they can withdrawal the money also automatically. Is that bitcoin integration free ? ...
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2answers
3k views

Calculation of arbitrage profit

I have made calculations based on 3 exchange buy and sell orders. (Cryptsy, C-cex and Bter) and have taken DOGE/BTC market into account. Both cryptsy and C-cex have the same calculations to get the ...
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0answers
47 views

How many hops does Coinbase and other exchanges track your movement of BTC when it leaves their exchanges?

I've read reports of Coinbase users getting an email stating that they detected their Bitcoins being moved to an unapproved exchange or site after removing their bitcoins off of the exchange. What is ...
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1answer
90 views

How to use Multisig feature on Bitcoin Core RPC in an online exchange?

I've craeted a small online exchange based on Bitcoin Core. The features in this application are: User send request to get a new address, and the Bitcoin Core generate a new one with defined ...
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2answers
516 views

Exchange currency trade history

I am looking for datasets of trade history, which contains the following information: date-time, buy/sell, price. The currency pair and exchange is not important.
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1answer
105 views

Keeping wallet addresses outside bitcoin core

I'm trying to build a good security for my online bitcoin based application. Is something like this possible? send_bitcoin(address) create_address() sweep_balances() + | | ...
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1answer
3k views

Access coins stored at Cryptobridge?

I have just discovered, albeit far too late, that Cryptobridge has closed. Now, there is a lot to say about this particularly dodgy move, but I won't and I'll keep this simple: How can I access the ...
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2answers
239 views

Bitcoin exchange platforms and foreign exchange regulations

I'm wondering how cryptocurrency exchange platform adapt to country regulations where foreign exchange is forbidden (especially where sending money outside is forbidden). How they could buy Bitcoin ...

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