Giving private information to anyone

<p>Anyone can phone the call centre and ask for private information</p> <p> </p> <p>Someone phoned enquiring about my account which I am still waiting for them to get back to me and was given information that I feel is confidential </p> <p> </p> <p>Disappointment one after another with multi choice</p> <p> </p> <p> </p> <p> </p>