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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15 views

Identify original exchange from Bitcoin address on my ledger

Hi I am being asked to prove which exchange I bought Bitcoin on from several years ago. I have the BTC address on my ledger. Is it possible to trace backwards?
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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
65 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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1answer
49 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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2answers
855 views

BTC denominated vs fiat denominated stock exchange?

What could be done more easily (or just be doable) in a BTC-denominated stock exchange that is difficult (or plain impossible) in a fiat-denominated one? i.e. what features of a BTC denominated ...
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2answers
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How do I find the exchange an address belongs to

How do I find the exchange that an address belongs to? I have an address that I have sent Bitcoin to but I forgot what exchange that address was for.
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1answer
1k views

How to tell if a cryptocurrency exchange or trading platform is trustworthy?

I've seen a good-looking website for buying and selling cryptocurrencies, should I trust it with my money?
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Why don't binance allow bank deposit or credit/debit card for INR? [closed]

I am just curious that why don't binance allow bank deposit or credit/debit card for INR? As far as I know, currently there are no restrictions from indian banks. I know that we can buy USDT from INR ...
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1answer
57 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
52 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
38 views

How to exchange crypto assests in italy without a bank account [closed]

I don't have a bank account, I get paid at my job in my postal account which I can't use to buy or sell crypto. I use bitcoin ATMs around Italy. Some time ago I did something dumb, really dumb. I ...
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1answer
91 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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0answers
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Dormant & Abandaoned Accounts? [closed]

I run a Bitcoin service where some accounts with balance might remain dormant for years or even decades. In most cases, the owners either passed away or moved onto other ventures and have no plans of ...
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2answers
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Is it true that a cryptocurrency exchange could freeze any account with suspicious bitcoins?

You are a law-abiding citizen and you have no idea how the bitcoins that you own now were used before. However, there is always a chance of getting "dirty" bitcoins that were used by ...
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1answer
67 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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1answer
860 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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2answers
101 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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2answers
203 views

How to exchange small amount of bitcoin?

Hi I have a little question could you tell which is the best method to exchange 2.27mBTC (18€) in euros or USD? I registered on coinmama but the minimum for them is 50€ is there any other exchange ...
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1answer
209 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
284 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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4answers
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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
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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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1answer
102 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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37 views

Bitcoin Crypto Laws tougher on US Customers? [closed]

Does United States have stricter binance/crypto laws? I noticed Binance has its own Binance US Site and same with FTX. Are the regulations tougher for exchanges to enter the US Market? Many times when ...
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1answer
152 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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0answers
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How is it possible for crypto exchanges teams to not be public?

Sorry, I'm not sure if this directly relates to bitcoin or not. Will be glad to post it on another stack exchange if anybody has ideas behind which one would be better. I was on coingecko checking out ...
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0answers
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Average/Median Bitcoin Holdings for US [closed]

They said 17% of US Residents own bitcoin, or 46 million americans. Just curious if anyone knows the median/average amount for these people. $100? $500? $10,000? I am trying to find statistics on this....
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1answer
524 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
800 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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Can one find out e.g. in which exchange is a bitcoin transaction conducted in e.g. blockchain.info? [duplicate]

Before, in this link on blockchain.info, one can find "addr_tag", which include e.g. the one of the participants of the transaction. I thought that this tag would include information such as ...
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2answers
150 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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1answer
111 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
541 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
111 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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2answers
112 views

Understanding cryptocurrency exchange working

Exchanges are 2 types : centralised and decentralised. Now, if any new user is coming to the centralised platform then they need to deposit BTC (taking BTC as an example). For depositing, each time ...
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2answers
224 views

How do I know which exchanges are serious actors?

How do I find bitcoin exchanges? How do I know if the exchanges can be trusted?
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Can not find or remember exchange

About 4 years ago i gave my son some BTC for his Birthday.... Trying to teach him a bit of financial responsibility..... he created a wallet, on an exchange i believe, i wasnt part of that, as i ...
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1answer
99 views

How does exchanges, such as coinbase handle off-chain transaction?

Does coinbase create a channel between each customer and coinbase itself? If i buy 10 USD of bitcoin from coinbase, where does the 10 USD worth of bitcoin come from? Does coinbase maintain a huge ...
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3answers
163 views

Is there any way to tell if an address has been created on an exchange? (e.g., Coinbase)

I am wondering if there is any way to check that a bitcoin address was created on an exchange. For example, if I want to only interact with (send BTC to) people that have verified their identity (...
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1answer
126 views

Bitcoin / Crypto and exchanges!

When we buy/ sell bitcoin through some exchange say "Koinex in Indian context", what is the process i.e. actually followed ? 1. Does exchange communicate to node(s) in the bitcoin blockchain thru my ...
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1answer
784 views

What happened with MtGox on 2011/9/12?

On that date, some erratic out-of-spread trades appeared on MtGox. The explanation given says that accounts may have been compromised by the CosbyCoin attack on bitcointalk.org. I do not understand ...
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2k views

Which exchanges are Tor-friendly?

Mt. Gox's sign-up page states: Please be advised that accessing your account via the Tor network and/or public proxies may result in a temporary suspension of your account, and having to submit ...
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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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1answer
29 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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60 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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686 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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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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