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How to export BTC private key

Publish: 2021-05-12 03:49:35
1. from http://www.taobtc.net/ The wallet file of bitcoin QT client is wallet.dat, and the wallet file of multibit client is multibit.wallet. The file name, size and format of these two files are not the same, so how to switch? If you don't need to save the original address, it's the most convenient way to send the coin directly to the multibit address. If you need to keep the original address, you can export and import the private key. The details are as follows: 1. Open bitcoin QT client, find the address where you save money (you may have multiple addresses, find the one with money), right-click - ; 2. Open help debug window console in turn, input the command mpprivkey (space), paste the address just copied, and press enter; 3. Now you should be able to see your private key. It is a string of 52 characters, copied down; 4. Open multibit, assuming you have no money in it, select tool export private key, select path, select no encryption, and click export private key; 5. Use Notepad to open the. Key file that you just exported, which contains the private key that you just exported (the line that starts with #) is the comment). Change the private key to the one you just copied, and you can leave it at any time later. Save it and exit; 6. Click Tools - Import private key, select the. Key file modified just now and import it; 7. After a short update, you should be able to see the original address of the import and your balance in the original address. Remind: 1. Do not disclose your private key, know the private key can control the corresponding address of bitcoin! 2. Other clients, such as electric and armory, can import and export in a similar way, but the format of private key is 51 bit and 52 bit, which may not be universal.
2.

How are bitcoin addresses and private keys generated? Bitcoin uses elliptic curve algorithm to generate public key and private key, and chooses secp256k1 curve. The generated public key is a 33 byte large number, and the private key is a 32 byte large number. The wallet file wallet.dat directly stores the public key and private key. The bitcoin address we use when receiving and sending bitcoin is obtained after the public key is processed by the algorithm. The specific process is that the public key is first processed by SHA-256 algorithm to get 32 byte hash result, then processed by ripemed algorithm to get 20 byte summary result, and then the address we see is obtained through the character conversion process. This character conversion process is the same as that of the private key. The steps are as follows: first, add the version number to the input content (the summary result of 20 bytes for the public key and the large number of 32 bytes for the private key). After two successive SHA-256 algorithms, take the first 4 bytes of the hash result of the last time as the check code and attach it to the back of the input content, and then encode it with base58, Get the string{ RRRRR}

3. Hello, miner
4. Just the wallet.dat file. For fear of theft, back up this file to other places, and then delete it. Never back up first
5. Fly to the sky, fly to ariante, and then order camels to the desert.
when you get there, you'll be happy. Go to the desert and knock on the plane map of desert scorpion 29j monster, which is very good.
if you don't think it's easy to knock on the group, you can go to the next layer. There will be more desert marmots.
it's also flat land.
but are you a soldier, If not, it may not be suitable for me. There are many strange pictures in the desert.

it will drop quickly. I think it will be 30 in half a day. I hope you can arrive at 30 as soon as possible.
please accept it·
6. Click on the top left corner of its app, select your wallet to store EOS, and then click in to see where the private key is exported.
7. Now there is a very popular mobile live software called pepper, users are very civilized
8. The wallet file downloaded from bitcoin QT client is wallet.dat, and the wallet file downloaded from multibit client is multibit.wallet. The file name, size and format of these two files are different, so how to switch? If you don't need to save the original address, send the coin directly to the multibit address
9. from http://www.taobtc.net/ The wallet file of bitcoin QT client is wallet.dat, and the wallet file of multibit client is multibit.wallet. The file name, size and format of these two files are not the same, so how to switch? If you don't need to save the original address, send the coin directly to the multibit address
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