What has been the Apple id verification code?

Enable dual authentication, Apple ID is fraudulently used by others, and the account number is stolen.

1.Apple ID turns on the dual authentication function. Double authentication is a security measure. You need to enter your password and the received six-digit verification code when logging in to confirm your identity.

2.Apple ID and others * * *, the other party opens the keychain function in iCloud, which will trigger the verification code to be sent to the mobile phone.

3. Someone logs into the account or performs unauthorized operations. At this time, it is necessary to protect the account information, ensure the security of the password, and modify the password in time to prevent unauthorized access.