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21 views

Is it possible to import transaction history from an old electrum wallet to a new electrum wallet?

I see there is an option to export history but no option to import history. It would be nice to keep all my history in one wallet. Thx.
1
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1answer
36 views

Can I 'un-import' private key?

I'm checking out the test net and a frendly person gave me access to his private key so that I didn't need to generate coins, so I importprivkey the key, sent me some coins and... Well, I understand ...
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3answers
73 views

Why I don't need to specify public key to import paper wallet

I created a paper wallet on coinbase and wanted to import it to coinbase.com. It allowed me to import it by specifying private key only. I was surprised that I didn't have to specify public key as ...
4
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1answer
116 views

Why doc says importing private keys is so dangerous?

There are a lot of applications when someone would like to import a private key. However in wiki documentation they say it is very dangerous: https://en.bitcoin.it/wiki/How_to_import_private_keys ...
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1answer
148 views

How can I import a private-key to Blockchain.info in order to use it?

I recently bought a BTC-wallet from my friend. It has a cold storage wallet ("Watch only") and a private key (which is a bunch of numbers and letters). How can I use it in Blockchain.info? How do I ...
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2answers
91 views

Bitcoin-qt import private key crash

Importing a private using the debug console causes a crash, I always have to kill from shell the bitcoin-qt app and restart it. Is there any way to prevent this? Is there a way to import the private ...
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2answers
85 views

Using paper based public/private keys in bitcoin-qt [duplicate]

If I only have a public key string and a private key string written on a sheet of paper. How do I use those in bitcoin-qt? If this can be added to bitcoin-qt, will it eventually show me how much ...
2
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1answer
291 views

How do you sweep a paper wallet with Bitcoin-Qt?

Sweeping involves importing a private key, then sending it's entire balance to a new address in your wallet via a new transaction. This would protect your paper wallet's bitcoins from being stolen if ...
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2answers
47 views

Would Bitcoin-Qt ever use an imported private key's public key as a future change address?

Let's say I import a paper wallet's private key into my Bitcoin-Qt client. I then manually sweep the entire balance from that private key to a different Bitcoin-Qt private key/address with a new ...
0
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1answer
231 views

ELI5: How do I import keys from blockchain.info backup into MultiBit 0.5.18

So, blockchain.info is holding my account hostage. My phone with my 2FA was lost (and remotely wiped) and they refuse to remove the 2FA on my account to get access. I have a recent backup of my keys ...
1
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1answer
42 views

Help with missing transaction

I'm trying to learn how to programmatically interact with the Bitcoin protocol. I've, seemingly, successfully generated a private key, WIF, and public address with code. I used Coinbase to send .001 ...
1
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0answers
73 views

Converting multiple btc private keys in standard text format to WIP

Ok, going crazy! I have a file that lists my old private keys (2011) (not original wallet.dat, just keys txt file). I need to convert each of these keys (not one at a time) into either a WIP key ...
1
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1answer
55 views

How do you redeem a compressed key?

There is very good answer here: How to redeem a basic Tx? It works great. But the algorithm is only for uncompressed addresses/keys, how can I change it to deal with compressed ones? And the second ...
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2answers
2k views

How can I import blockchain.dat into bitcoind?

I'm getting the latest torrent and I'm running bitcoind on my linux box. How can I import this once it's downloaded?
0
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2answers
156 views

Issue after importing private key to MultiBit

I followed another question here and imported my address from Bitcoin-QT to Multibit. The reason why I did so was because I had received some BTC but in Bitcoin-QT it was taking years to download the ...
0
votes
2answers
453 views

Getting keys from multibit to export for electrum

I want to switch from Multibit to electrum. I can't figure out how to make use of the key multibit exports when it does a backup. Electrum and blockchain.info both seem to want something I can paste ...
0
votes
1answer
1k views

Why are imported private keys stored to addressbook instead to recieving wallet?

I followed this guide to import private keys which I generated with vanitygen into litecoin-qt. walletpassphrase yourLongPassphrase 300 importprivkey yourPrivateKeyInWalletImportFormat But now - ...
0
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1answer
4k views

How do I import to MultiBit from Blockchain.info?

I have a single password and a yubikey on my account at blockchain.info When I try to import the wallet.aes.json file nothing really happens. When I select the import file, MultiBit never displays ...
3
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1answer
5k views

Why might MultiBit not show a transaction that was sent to me? [duplicate]

So i recently bought a bitcoin from a vendor , and i had it sent to my Address in multibit. Now the problem is , the money isn't there and i'm not sure what to do. He told me to get bitcoin ...
4
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1answer
2k views

How to transfer addresses from Satoshi client to MultiBit?

I'm trying to take an address from my Satoshi client and transfer it into my new MultiBit client. I have found several questions similar to this, and have tried all their solutions, but to no avail. ...
14
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2answers
4k views

How do I import a private key into Bitcoin-Qt?

How do I import a private key into Bitcoin-Qt? bitcoind is nowhere to be found, and pywallet says it requires "bsddb" when I run it, which is also nowhere to be found. I generated some vanity ...
5
votes
3answers
274 views

How does ImportPrivateKey get the Address if I don't explicitly send it?

Suppose I just used vanitygen to create this key: Pattern: 1a Address: e1aMGYXuGpUwDGH9gz3ZBs8UH746nRdEk6 Privkey: 5KhCszBi22hEZZixPEQkLAMtUVkxbGaxBFsH7a9iefqrxHmSXgH All I had to do to import this ...
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4answers
22k views

How do I import private keys from Bitcoin-qt to Multibit client?

Question says it. I spent 20 mins Googling. Saw several links on bitcointalk.com but amazingly found no solution to this. Am I the first one trying to do this? Note the following are not the ...
7
votes
3answers
365 views

Can we use a Paper Private Key that has been loaded in the Bitcoin client?

Okay, I want to start offering Bitcoin as a payment option on my e-commerce site. For now, I just want to keep it simply as an option for those overseas customers who don't have credit cards/PayPal so ...
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3answers
511 views

Will I need to keep track of my old private keys forever?

Let's say someone (person A) starts using Bitcoin and in a period of time eagerly publishes some of their randomly generated (eg. by the Satoshi client) receiving Bitcoin addresses on formus, sends ...
2
votes
1answer
2k views

How do you import Block Chain from bitcoincharts?

I went to http://eu1.bitcoincharts.com/blockchain/ and downloaded the most recent build. Then I extracted it and was left with BLK0001.dat and BLK0002.dat. What is the next step? I tried replacing the ...
7
votes
1answer
5k views

Extract private keys from Bitcoin Wallet

I have encrypted my bitcoin wallet. I know the passphrase, that's not the issue. I want to transfer my bitcoins to blockchain.info but it's asking me for the private key. I cannot find it nor can I ...
2
votes
2answers
541 views

Easiest way to collect funds of big lists of bitcoin privatekeys

I am setting up an webstore where you can pay with bitcoins. Therefore I created a bulk list on bitcoinaddress.org. I save the public addresses in a database and attach one to each transaction. Then I ...
1
vote
1answer
446 views

Which mobile apps allow me to redeem a private key from a QR code?

Which mobile apps will let me scan a QR code of a private key (such as the one created by BitAddress) and then spend the funds from that coin? Please specify Android, iPhone (iOS), etc.