The following components comprise the security model for Optimizely Customized Commerce.
**Authentication and authorization **
[Optimizely platform security](🔗)
[Optimizely Digital Experience Cloud security](🔗)
[Optimizely Content Management System security](🔗)
[GDPR guidelines for Commerce Cloud](🔗)
[Authorization and authentication](🔗)
**Commerce self-registration [Legacy, not supported in Commerce 14 and higher]\:**
[IRegistrar](🔗) [Legacy]
[Membership Registrar](🔗) [Legacy]
[ASP.NET Identity Registrar](🔗) [Legacy]
[Customer Contact Registrar](🔗) [Legacy]