Two-Factor Authentication

Secure your applications with SMS-based OTP and time-based one-time passwords (TOTP). Add a second layer of verification to logins, transactions, and sensitive actions using the Bluemessaggio 2FA API.

Benefits of 2FA on Bluemessaggio

Industry-standard security with high delivery and simple integration.

SMS OTP delivery

Send one-time passwords via SMS with high deliverability. Users receive codes quickly on their registered mobile number.

TOTP support

Support time-based OTP for authenticator apps. Use SMS as fallback or primary method — your choice.

Rate limiting & security

Built-in rate limiting and abuse prevention. Protect against brute force and OTP farming.

Global reach

Send verification codes to 200+ countries. Same API and reliability for domestic and international users.

Example Use Cases

Where businesses use 2FA with Bluemessaggio.

Login verification

Verify user identity at sign-in with an SMS OTP. Reduce account takeover and unauthorized access.

Transaction confirmation

Confirm high-value payments or sensitive actions with a one-time code. Add a second factor for finance and banking flows.

Password reset

Send a verification code before allowing password reset. Ensure the request comes from the real account owner.

Secure Your App with 2FA

Add SMS and TOTP two-factor authentication to your application with the Bluemessaggio 2FA API.

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