我建议您使用登录名作为密钥来存储密码.像是acccount_test@test.com / password.

I suggest you to store the password, using the login as a key. something like : acccount_test@test.com / password.

您也可以对密码的md5值进行编码，以提高安全性

You can encode the md5 value of the passcode to improve security too