Package twofactor allows authentication via one time passwords.

MustBeOTPable ensures the user can use one time passwords.

DataNumberOTPs shows the number of otps for add/clear operations.

DataOTP shows the new otp that was added.

PageAdd is for adding an otp to the user.

PageClear is for deleting all the otps from the user.

PageLogin is for identifying the login page for parsing & validation.

OTP module.

User for one time passwords.