JWK Keys

Aegaeon relies on JSON Web Keys (JWK) to generate the ID and Access token given to clients after a successful authorization by one of your users.

JSON Web Keys can be created with:

My suggestion is:

Either way, generate your web keys and move the resulting file somewhere safe.

See here for more informations: https://connect2id.com/products/nimbus-jose-jwt/algorithm-selection-guide