How can nurses safeguard the confidentiality of medical information when sending it by fax or e-mail?

How can nurses safeguard the confidentiality of medical information when sending it by fax or e-mail?

Explain the role of the nurse in obtaining informed consent. Do you believe that this is within the scope of nursing practice? Explain your answer.
Should nurses carry malpractice insurance? Explain your answer.
Should all patients have advance directives? Explain your answer.