1. Overview First, you must have a WebADM/OpenOTP server installed and configured. Please refer to the installation documentation for instructions on this. You must have a valid license for OpenOTP and the Secure Transaction Approval feature. For an online approval transaction, you need to configure a Push login infrastructure. Refer to push documentation for more details. Need to download the following Plugins: OpenOTP Authentication Plugin for Nextcloud OpenOTP Signature Plugin for Nextcloud 1.