Using Output Messenger REST API, you can integrate other applications with Output messenger. Generate API key in Output Messenger Server Manager > API for each of the application which you wish to integrate with Output messenger.
API Settings
You can enable or disable API for all the applications that you have integrated with Output messenger. To enable/disable API for all integrated applications, go to Output Messenger Server Manager > API and check/uncheck the “Enable API to allow access by other applications” option, respectively.
SSL for API
You can also apply SSL for API access to all your applications. To enable SSL for API, click the “Enable” option associated near the Enable API option mentioned above.
SSL for API will work for your own SSL certificate. You can just Enable SSL and choose your own installed SSL certificate. Output Messenger default certificate will not work for API SSL.