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Request Certificates for the Point-of-Sale System
Before you can request certificates, you must generate a set-up code for the
point-of-sale (POS) system.
To finish activating the secure mTLS connection, request certificates for the POS
system by sending a request to the Android device through the POS system.
- On the Generate Code screen, tap theDetailsarrow. The Details section expands to show the HTTP and WSS (WebSocket) addresses and the port number.

- Record the HTTP and WSS addresses and port number shown in the Details section. You will use this information to request a certificate through the POS system, using the HTTPS or WSS address.
- To request the certificates, send an API request through the POS system to the HTTP or WSS address and port number, along with the POS connection code shown on the Android device and a unique POS ID.
- After the certificates are retrieved by the POS system and the sync between your POS system and Android device is complete, thePOS Activation Successfulmessage appears. TapClose. The next set-up screen appears.

Required Fields to Request Certificates for the Point-of-Sale System
- posId
- Set the value to a unique, user-defined ID for the POS system.
- setupCode
- Set the value to the POS connection code shown on the Generate POS Connection Code screen in the Acceptance Devices app.
REST Example: Request Certificates for the Point-of-Sale System
Request
{ "posId" : "123", "setupCode" : "8QW1YS1D" }
Response to a Successful Request
The response includes the private key and certificates required to establish the
secure Mutual Transport Layer Security (mTLS) connection between the Android device
and POS system. For security reasons, this example does not show actual private key
and certificate response data.
-----BEGIN RSA PRIVATE KEY----- Your RSA private key response data appears here. -----END RSA PRIVATE KEY----- -----BEGIN CERTIFICATE----- Your certificate response data appears here. -----END CERTIFICATE----- -----BEGIN CERTIFICATE----- Your certificate response data appears here. -----END CERTIFICATE----- -----BEGIN CERTIFICATE----- Your certificate response data appears here. -----END CERTIFICATE-----