Ensure lightning-fast delivery of emails and SMS when every second counts. MessageFlow Priority uses a dedicated routing layer within our infrastructure, providing prioritized processing via SMS API, email API, and SMTP. It’s designed for communications where timely delivery is critical, especially for 2FA, two-factor authentication, OTP codes, and security alerts.
Priority path for critical messages & 2FA delivery
Benefits of MessageFlow Priority
Core use cases for
2FA & critical messages
- Mobile applications
Verification codes delivered using email API and SMS API, including 2FA and otp codes for secure user login. - Finance and government institutions
Two-factor authentication for transaction authorization, secure access, and compliance-driven security alerts. - E-commerce platforms
Password reset links, login confirmations, and account activity notifications treated as critical messages. - Web services and SaaS platforms
Immediate delivery of authentication events and security alerts protecting user accounts.
Give 2FA messages priority
Reach out to us to discuss your requirements and pricing for priority delivery of two-factor authentication messages, OTP codes, and other critical messages.
FAQs
Do you have questions about support plans? Check out the answers to the most common topics in conversations with our clients.
It’s a dedicated channel for sending time-critical messages that require the highest processing priority. It’s recommended for notifications such as:
- One-time passwords (OTP) and two-factor authentication (2FA) codes.
- Password reset links.
- Critical security alerts.
- Instant transaction confirmations.
No. It’s an additional, specialised channel designed specifically for time-critical messages where every second counts. Our standard transactional channel is perfect for regular transactional communication, such as invoices or order status notifications.
It does this through two key elements:
- Dedicated infrastructure: Your messages are handled by a separate pool of servers, completely independent of other sends.
- Highest technical priority: Messages are processed first, which ensures they are handled immediately.
We guarantee that your messages will receive the highest priority and be handled immediately within our infrastructure. While the final delivery time depends on external carriers, we provide the fastest possible sending path on our end.
No. The service is designed exclusively for critical transactional and authentication messages.
Yes, it is an optional add-on. For more details, please contact our Sales Team.
The setup process consists of three steps:
- Contact our Sales Team to discuss your needs and confirm the pricing.
- Wait for activation. Our technical team will set up a dedicated sending path for you.
- Integrate the service with your systems via the API (for SMS and email) or the SMTP protocol (for email).
Yes. The Priority channel uses advanced encryption and mechanisms to protect against phishing and spoofing, ensuring your data is fully secure.
Priority delivery ensures that 2FA messages, including OTP codes, are processed ahead of all other traffic. MessageFlow Priority uses a dedicated infrastructure layer so that two-factor authentication messages are routed as critical messages with the highest processing priority.
OTP codes are sent via a dedicated priority path using SMS API and email API, minimizing internal delays. While final delivery depends on carriers, MessageFlow Priority ensures the fastest possible routing for OTP codes used in two-factor authentication processes.
Yes, MessageFlow Priority supports high-priority delivery through both SMS API and email API, allowing you to send authentication messages and security alerts across these channels.
Yes, the service is specifically designed for two-factor authentication, OTP codes, and security alerts, where delivery speed and reliability are essential.
Haven’t found the answer to your question?
If you have any other questions on your mind or would like to figure out which plan best suits your needs, just contact us!