Build this with
the list of security questions.
the list of answers as PrivSecretBuf.
Optional limitName: stringoptional limit name (['interactive', 'moderate' default, 'sensitive']).
Will throw an error if the questions or answers are not arrays of length 3.
Private answerPrivate Optional limitPrivate questionEncrypt a secretSeed SeedCipher with this instance.
the secret seed to encrypt.
the encrypted seed as an object.
Will throw an error if the secret seed is not an instance of PrivSecretBuf.
SeedCipher locked by three security question answers.