Digital credentials as guest check-in for physical building access

A method for credential authentication, comprising:

• receiving a create indication to create a guest credential representing a guest badge associated with a visitor;
• receiving a claim indication from an authentication device to claim the guest credential;
• providing, using a processor, the guest credential to the authentication device in response to the claim indication;
• providing a proof request to the authentication device;
• receiving a proof response from the authentication device;
• validating the proof response using a distributed ledger;
• is determining a visitor tracking system associated with a request from the authentication device to authenticate entry;
• and
• providing a check-in indication to the visitor tracking system that the visitor has checked in.

A computer program product for credential authentication, the computer program product being embodied in a non-transitory computer readable storage medium and comprising computer instructions for:

• receiving a create indication to create a guest credential representing a guest badge associated with a visitor;
• receiving a claim indication from an authentication device to claim the guest credential;
• providing the guest credential to the authentication device in response to the claim indication;
• providing a proof request to the authentication device;
• receiving a proof response from the authentication device;
• validating the proof response using a distributed ledger;
• determining a visitor tracking system associated with a request from the authentication device to authenticate entry;
• and
• providing a check-in indication to the visitor tracking system that the visitor has checked in.