# Working with Domain Management
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## Domain Management
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Partners can register and verify business domains through email validation to establish organizational identity and associate employees' training and certifications.

### API Summary
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1. **SendEmailVerificationCode API:** Initiates email verification process by sending a verification code to the specified email address. Used for both new contact creation and email address updates.

1. **AssociateAwsTrainingCertificationEmailDomain API:** Associates an email domain with AWS training and certification for the partner account, enabling automatic verification of employee certifications.

1. **DisassociateAwsTrainingCertificationEmailDomain API:** Removes the association between an email domain and AWS training and certification for the partner account.