One-time Passwords (OTP) is a password that is valid for only one login session or transaction in a computer or a digital device. Now a days OTP’s are used in almost every service like Internet Banking, online transactions, etc. They are generally combination of 4 or 6 numeric digits or a 6-digit alphanumeric.
one-time passwordA one-time password (OTP) is an automatically generated sequence of numeric or alphanumeric characters that will authenticate a user for a single login or transaction. It is used in a multifactor authentication (MFA) process to secure access to data.