The entire checkout and My Account areas are secured through the SSL-protocol, protecting from unauthorized access.
The URL in the address line of your browser beginning with https:// indicates that you are in a secure area.
Vilebrequin uses no encryption (data scrambling) on certain portions of the Site, but uses encryption on portions where you are transmitting financial information, such as credit card information. When you are on any web site that asks you for confidential information, you should check to see if the information being transmitted is encrypted in order to increase the security of your information. Keep in mind that there is no such thing as perfect security.