2FA - Two-Factor Authentication: an extra layer of protection used to ensure the security of online accounts beyond just a username and password.
2FA - Ubuqiniso bokubili: isendlalelo esingeziwe sokuvikela esisetshenziselwa ukuqinisekisa ukuphepha kwama-akhawunti aku-inthanethi ngaphezu kwegama lomsebenzisi nephasiwedi kuphela.