Virtual currency wallet backup

1. Keeping a backup of your wallet in a safe place can protect your wallet from computer failures and many human errors. If you encrypt your wallet, it can also be used to restore your wallet when your mobile phone or computer is stolen
back up your entire wallet
some bitcoin wallets use many hidden private keys inside. If you only back up the private key of the visible bitcoin address, most of the money may not be recovered from the backup
encrypt online backup
any online backup is easy to be stolen. Even a computer connected to the Internet is vulnerable to malware. Therefore, it is a good security habit to encrypt any backup exposed to the network
using multiple secure repositories
single point of failure is not concive to security. If your backup is not limited to only one place, it is less likely that something bad will happen and your wallet will not be restored. You can also consider using different storage media, such as USB flash disk, paper and CD-ROM.

2. Theoretically, one backup is enough

keeping a backup of your wallet in a safe place can protect your wallet from computer failure and many human errors. If you encrypt your wallet, it can also be used to restore your wallet when your mobile phone or computer is stolen
back up your entire wallet
some bitcoin wallets use many hidden private keys inside. If you only back up the private key of the visible bitcoin address, most of the money may not be recovered from the backup
encrypt online backup
any online backup is easy to be stolen. Even a computer connected to the Internet is vulnerable to malware. Therefore, it is a good security habit to encrypt any backup exposed to the network
using multiple secure repositories
single point of failure is not concive to security. If your backup is not limited to only one place, it is less likely that something bad will happen and your wallet will not be restored. You can also consider using different storage media, such as USB flash disk, paper and CD-ROM
regular backup
the wallet needs to be backed up regularly to ensure that all the latest bitcoin change addresses and newly created bitcoin addresses are included in the backup. However, soon all applications will use wallets that only need to be backed up once.

3. Bitcoin core is an official client used to manage the private key of bitcoin. Having the private key of the bitcoin address means having the control right of the corresponding bitcoin. Once the private key is lost, it cannot be recovered. Therefore, it is very important to back up the wallet
the wallet file of the wallet client is the database for storing the private key of bitcoin. Both the private key and the public key are stored in the wallet.dat file of the bitcoin wallet. Keeping wallet files securely in multiple locations prevents bitcoin from being recovered in the event of an accident
wallet file location
Windows XP - C: & # 92; Documents and Settings\{ username}\ Application Data\ Bitcoin\ wallet.dat
Windows 7/8 - C:\ Users\{ username}\ AppData\ Roaming\ Bitcoin\ Wallet. Dat
Mac OS X ~ / library / Application Support / bitcoin / wallet. Dat
linux ~ /. Bitcoin / wallet. Dat
the above is the default wallet directory of bitcoin core client. If the data directory is specially set, you can search the keyword "wallet. Dat" through windows to the wallet. Dat
my address:

4.

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< critical hit

class A certain probability causes 150% of the attack power & mdash; 400% of the damage. Some skills can't be dodged, some skills can only be triggered when the enemy's combat power or own combat power is lower than what percentage, and some skills can't be launched until a certain round

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class Increase your four dimensions, attack, defense, dodge and king

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the performance output of the graphics card is powerful, which can be competent for all kinds of large-scale stand-alone games and 3D games, and the replacement improves the level of game experience

7. Tools / raw materials
bitcoin
wallet
WinRAR
methods / steps
close the bitcoin client and find the file wallet.dat
WinXP start menu, select "run" and input the following contents: Explorer% appdata% bitcoin
Windows Vista or windows 7, directly input wallet.dat in the "search programs and files" box of the start menu to search
right click on this file and select "add to compressed file...", After that, the following dialog box will appear:

set a file name and check "delete source file after compression"
then click the "advanced" tab:

click "set password..." and enter the same password twice in the pop-up dialog box
click "OK" and then click "OK" again to complete the encryption
5
you will see that the original wallet.dat file in the wallet folder is gone, and an additional. Rar file will appear

6
encryption is successful
end
restore wallet
1
you just need to follow the steps of "backup wallet" (described in the previous experience) to open the wallet folder of bitcoin official client
2
the backup wallet.dat file to this folder, and then overlay the original file< br /> http://jingyan..com/article/f0062228c9f391fbd3f0c8b3.html

8. Your bitcoin is stored in your wallet (although this is not entirely correct technically, it can be compared to this). Therefore, you need to keep your wallet well
to back up your wallet, the first thing you need to do is to back up your wallet. It is recommended that you do so immediately after installing the bitcoin client. In this way, in case of your computer failure and data loss, you can recover your wallet and use bitcoin at any time
the backup steps are as follows:
1. Close bitcoin official client. In the main interface, select file → exit
2. Open the WinXP start menu, select "run" and input the following contents: Explorer% appdata% bitcoin (Windows Vista or windows 7, directly input in the "search programs and files" box of the start menu)
for example, the path of my computer: C: &# 92; Documents and Settings\ Administrator\ Application Data\ Bitcoin (some folders are hidden, you need to check the tool - Folder Options - View - show all the folders, and then apply OK)
3. You only need to the wallet.dat file to other hard disk partition, mobile hard disk or USB flash disk, and the backup can be completed
encrypted wallet if you use bitcoin on a public computer, or you think your computer may not be secure enough, you can choose to encrypt the wallet after each use. In addition, your backup wallet file also needs to be encrypted according to this method
WinRAR is a compression tool for encrypting wallet, which is usually installed on computers
first, you need to close the bitcoin client and find the file wallet.dat as described in "backup wallet" in the previous section. Then right click on the file and select "add to compressed file...", and the following dialog box will appear:
set a file name and check "delete source file after compression". Then click "advanced" tab:
click "set password...", input the same password twice in the pop-up dialog box, click "OK" button, and then click "OK" button again to complete the encryption. You will see that the original wallet.dat file in the wallet folder is gone, and there is an additional. Rar file. Encryption succeeded
you can encrypt the backup of your wallet in the same way
the recovery process is simple. Just follow steps 1 – 2 of "backup wallet" to open the wallet folder of bitcoin official client. After that, your backup wallet.dat file to this folder, and then overlay the original file
if your backup uses WinRAR encryption, you need to enter the correct password first to recover the wallet.dat.

9. Download the wallet software again, and then use the private key or mnemonic to restore the wallet.

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