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This means that the password is only valid for a limited time, usually 30 seconds. To be precise (which we always strive to be!), uses a “TOTP,” or “time-based one-time password” for our two-factor authentication process. The acronym “OTP stands for “one-time password” – which, logically enough, is a code or password that you can only use once before it expires. So we’re here to fill in any blanks and give you a few recommendations for suitable apps. You may be interested in using ’s new 2FA security feature, but aren’t quite sure about this OTP app – what it’s all about and which one to install. The authenicator app on your smartphone generates a one-time code for the 2FA login
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