Internationalization (i18n)
The following configuration changes the language to French:
authentication portal myportal {
ui {
language fr
}
}

The translations for various messages are here.
At the moment, the authentication portal supports the following languages:
{
"id": "thank_you",
"description": "A standard expression of gratitude.",
"other": {
"en": "Thank you!",
"de": "Vielen Dank!",
"fr": "Merci !",
"ja": "ありがとうございます!",
"zh": "谢谢!",
"he": "תודה רבה!",
"ar": "شكراً لك!",
"ru": "Спасибо!"
}
}