The first is to adopt a "cold wallet" mechanism. The cold wallet is to place the private key in an offline mobile phone and use offline signature pairing to authorize transactions, which cannot be read by other applications.
The first is to adopt the "cold wallet" mechanism, cold wallet is to put the private key in the offline mobile phone, through offline signature pairing way to do transaction authorization, other applications can not read.
The first is to adopt the "cold wallet" mechanism, which puts the private key in an offline mobile phone and authorizes the transaction through offline signature pairing, which cannot be read by other applications.