Example of RSA encryption for Android login password information

First, the server produces a pair of public and private keys. Before encryption, we first obtain the public key from the server. After obtaining the public key string, we encrypt the password.

Here, the password is encrypted before login

Password: login password rsastr: the public key string obtained from the server

Hex.encodehex: encode the encrypted password string, and the corresponding jar needs to be integrated in the project.

The code for rsautils is given below

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