What is the One-Time Passcode (OTP)?
As cyber security threats are on the rise, many are choosing to use two-factor authentication. And one of the ways to implement it is just a time-based one-time password algorithm. You can learn more about otp authentication https://2fasolution.com/totp.html on this site. And also you can use here the one-time password generator based on the TOTP algorithm.
• The One-Time Passcode or OTP, is part of the second-factor authentication where BilltoMobile® sends you a random code via SMS (Text Message) to your mobile phone. You then use that number to complete your online transaction with the merchant. Please check with your mobile service plan as your carrier may charge you for receiving SMS text messages that are part of the BilltoMobile® transaction process.