I can only create a 1024 RSA key, not a 4K key. 1024 is too weak. Furthermore the application UI is not at all what one would expect in 2018. I can only create a 1024 RSA key, not a 4K key. 1024 is too weak. Furthermore the application UI is not at all what one would expect in 2018. I can only create a 1024 RSA key, not a 4K key. 1024 is too weak. Furthermore the application UI is not at all what one would expect in 2018.