| Name | Description | 
      | start | Start a session with Kaltura's server. The result KS is the session key that you should pass to all services that requires a ticket.
 
 | 
| end | End a session with the Kaltura server, making the current KS invalid. 
 | 
| impersonate | Start an impersonated session with Kaltura's server. The result KS is the session key that you should pass to all services that requires a ticket.
 
 | 
| impersonateByKs | Start an impersonated session with Kaltura's server. The result KS info contains the session key that you should pass to all services that requires a ticket.
 Type, expiry and privileges won't be changed if they're not set
 
 | 
| get | Parse session key and return its info 
 | 
| startWidgetSession | Start a session for Kaltura's flash widgets 
 |