Photos taken can be shared via Twitter. To enable, select the Share to Twitter button and log into your Twitter account.
To revoke the app:
Go to your Twitter Account, select "Setting and privacy" -> "Security and account access" -> "App and sessions" -> "Connected apps" -> "OPS_RADAR_APP" -> "Revoke access".
You will need to hit the "Delete Twitter Tokens" from the app as the final step.