Bitcoin principle-account ownership issues

Bitcoin principle-account ownership problem-No personal information is controlled by the private key

Bitcoin system

1 point-to-point transactions no third party

2 account number is the address to express, transfer from one address to another address

The transfer record is the value of address 1 address 2.

3 The password is the private key

The relationship between the address and the private key-asymmetric relationship, the private key cannot be found back

Hash (hash (secret)) = Address

4 Trade signatures

Asymmetric encryption technology

Sign (private key, hash summary of trading information) = Signature

5 to broadcast transaction information to other nodes after the transaction is completed

6 Other nodes verify this transaction information

Verify (signature information, payer's address) and original transaction information for verification

Then write the ledger and broadcast it.

7 signature and verification is inverse

Signature is encrypted

Authentication is decryption

Bitcoin principle-account ownership issues