HostMaster OTP Login

Fast and secure login with one-time password

Sign in using a secure one-time password sent to your registered mobile number or email address.

Mobile OTP login

Receive a 4-digit login code via SMS on your registered mobile number.

Email OTP login

Users can receive a 6-digit login code on their registered email address.

Passwordless flow

Authenticate users without typing a password for this login screen.

Production note: generate OTP securely, expire it properly, rate limit resend attempts, and verify against the registered account before login.
Passwordless Sign In

Login via OTP

Enter your mobile number or email address to receive a secure one-time code.

Send OTP to mobile

Enter your mobile number to get a 4-digit login code.

1
Enter the registered mobile number linked to your account.
Already received your code?

Verify mobile OTP

Enter the 4-digit code sent to your phone number.

2
Code valid for a short verification window.
Mobile or email OTP support
Passwordless sign-in screen
One-page send and verify flow
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