Fax.com's online fax security features include:
Private faxing straight to email
Faxes are received in your email box. Since only account holders have access to online fax messages, you can determine who reads them and when they are read. The risk of sharing sensitive information or losing messages is eradicated.

SSL encrypted faxing through the web interface
Send and receive faxes securely via our SSL-encrypted website.

Password protection
Users have the option of password-protected online fax accounts.