How to retrieve the lost key of digital currency
Many small white just admission, was the private key, public key, address, and other relations confused. Some of them even lost their private key. They had money on the address, but they just couldn't get it out. Today, Xiao will try to figure out the relationship between the private key, the public key and the address
The relationship among < H2 > private key, public key and address is as follows:the private key is converted into (generated) public key, and then converted into address. If there is bitcoin or integrity coin on an address, the private key converted into the address can be used to spend the above integrity coin. The generation of public key and address depends on private key, so private key is the most important
mobile wallet is the same, but the file management method of mobile phone is not as convenient as computer. Therefore, the general mobile wallet will provide a function called or similar to "export private key". Through this function, the private key can be exported in various forms
for example, bitcoin mobile wallet can be exported as a two-dimensional code, which can be printed or scanned on paper. When replacing a mobile phone, install a bitcoin wallet and scan the QR code to migrate bitcoin. Bitcoin mobile wallet and trustcoin mobile wallet can be exported as a clear text string and printed on paper - this is paper wallet
paper wallet allows users to spend your bitcoin or trustcoin at any terminal with bitcoin or trustcoin wallet
because the wallet is lost or damaged, the private key will be lost, and the transfer right of the digital currency will be lost completely. To prevent such tragedies, you should always back up the data in your wallet. In addition to the address, all the private keys are saved ring the backup
< H2 > summary-
the private key should be protected to prevent loss and forgetting. When the mobile phone clears the information, it is best to it by hand, but do not disclose it
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you should prevent your wallet from being lost or damaged, resulting in the loss of your private key and the loss of the transfer right of digital currency. Otherwise, you will not be able to withdraw more money, which is not useless
Digital currency is not attached to the memory of the mobile phone. If the mobile phone is broken, the digital currency wallet will not be lost. You only need to log in the currency wallet account on other devices to retrieve the corresponding digital currency
digital currency can be considered as a virtual currency based on node network and digital encryption algorithm. The core characteristics of digital currency are mainly reflected in three aspects:
1. Due to some open algorithms, digital currency has no issuing subject, so no one or organization can control its issuing
Because the number of algorithm solutions is determined, the total amount of digital currency is fixed, which fundamentally eliminates the possibility of inflation caused by the overuse of virtual currency3. Because the transaction process needs the approval of each node in the network, the transaction process of digital currency is safe enough
extended data
the central bank concted internal test on digital currency, and some civil servants received part of the salary paid in the form of digital currency
the screenshots of the digital currency wallet applications launched by Agricultural Bank of China, China Construction Bank and Bank of China are widely spread on the Internet, showing that they have many functions, including allowing depositors to track the transactions of digital currency and associate the digital currency wallet with their existing bank accounts
wallet. In fact, mnemonics are another form of expression of the private key, which has the same function as the private key, mainly to protect your blockchain money
2. The above definition is a list of solutions to a problem, which literally means it solutions
3. In view of some common problems in a certain instry, the corresponding supporting software or hardware solutions are given. For example, the financial software can solve the tedious manual accounting, inconvenient management and other problems, the ERP software can solve the company's purchase, sales and inventory problems, and Hadoop can solve the slow reading speed of network big data storage.