# Register Security Officer
source: https://developer.mastercard.com/account-to-account-commerce-for-csp/tutorial/key-exchange-process/step1/index.md

### Register Security Officer {#register-security-officer}

Participants must register at least two security officers on the Key Management Portal (KMP), available in [Mastercard Connect](http://mastercardconnect.com/). Any Mastercard Connect user in a participant's organization with access to KMP is recognized by Mastercard as a security officer. For more information on getting access to KMP, refer to the Key Management Portal User Guide.