Detailed explanation of the basic public key method of blockchain wallet

Public key
public key = account = detailed transfer address, which is equivalent to your bank card number. The public key can be open to the public and published casually, without all risks, just like others know your bank card number, except for allowing you to transfer money. Can't do it. (Editor: Generally, the detailed address for depositing coins in a trading center is equivalent to a public key)
Public
key Public key = account + login password = identity verification, which is equivalent to your bank card number + login password. The public key is composed of data and English capitalization, and the public key length of different blockchain technology is generally different. The public key can be calculated based on the public key. It must be noted that once your public key is lost or forgotten, you will not be able to find it again, so be sure to store it properly.
Mnemonic phrase
Because the public key is not easy to remember, mnemonic phrase appears. mnemonic phrase is just another way of presenting public key. Generally composed of 12 or 24 English words, in order to better facilitate Chinese customers, there are also mnemonics to show the Chinese character version number. If you remember this kind of English words and type them in the wallet in order, you can repair the wallet and carry out practical operations at will. If someone else obtains your mnemonic phrase, it is equivalent to obtaining your public key, and you can control your property.
Keystore
Keystore=bank card account number. The essence of Keystore is the public key after data encryption. Keystore must cooperate with your wallet login password to apply it.
Keystore, public key, and mnemonic words are universal for all wallets. The wallet service provider may only show one or more methods to the customer due to product design, but if the same method exists If a wallet cannot be repaired normally, the wallet is likely to have certain problems.
Login password
In order to further improve the safety factor, most wallets will use the login password method to encrypt the public key twice. The encryption method and storage method of each wallet are different. This is why when you use the wallet to buy and sell, you must always be authorized. This actually involves the wallet uses the login password to perform public key deciphering, and then uses the public key to sign the transaction.
Tips for wallet safety The
public key can be exposed, and it is not harmful to the safety of your property. It is equivalent to telling others your bank card number.
Once the mnemonic phrase and public key are leaked, the property will be very risky to be manipulated by others. At this time, you need to immediately transfer the property to another detailed address. The original account or detailed address is no longer used.
Keystore leaks, regardless of whether the login password is leaked or not, there is a risk of others manipulating the property, so the property must be quickly transferred to another detailed address.
If the public keys of EOSIO (including EOS, BOS, WAX, etc.) and IOST accounts are leaked, the method of replacing the new public key can also be used to prevent others from manipulating their own property.
When storing public keys and mnemonics, everyone proposes to use offline methods (manual copying, copying, etc.) to backup data, and to store the contents of the backup data properly. For the information content like the keystore, it is unreasonable and very easy to make mistakes to use the copy to backup the data. Therefore, the customer can store the keystore as a file, and then store it in the USB flash drive and then properly manage the USB flash drive; Among them, it is highly recommended not to carry out mobile phone screenshots, data transmission (QQ, mobile WeChat), cloud backup and other methods to back up data. These methods are likely to be hacked and cause property damage.
The article is reproduced from: https://www.biyungu.com/qkl/2010.html