Ключевые слова: 2, 2fa, account, app, authentication, banking, box, business, cellphone, check, code, computer, concept, confirm, device, digital, enter, factor, get, hand, hold, identity, key, laptop, lock, login, mobile, multi, number, online, otp, password, personal, phone, protect, protection, safety, screen, security, smartphone, sms, step, technology, transaction, two, unlock, user, verification, website,