english: They simply create accounts on ProtonMail, which is quite simple and takes a few moments, and all the key encryption and generation is happening automatically in the background as Bob is creating his account.
non_english: Jednoducho si vytvoria účty na ProtonMaili, čo je celkom jednoduché a trvá to iba chvíľu a všetko hlavné šifrovanie a generovanie sa automaticky deje na pozadí, keď si Bob vytvára svoj účet.