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2FA (Two-Factor Authentication) and verification messages are automated, time-sensitive prompts sent to users to confirm identity, prevent fraud, or authorize access.
Whether you’re sending OTPs (One-Time Passwords), login approvals, identity checks, or transaction verifications, TekFusion ensures your message is delivered instantly and securely—every time.
✅ Frictionless Security
Authenticate users in seconds via their preferred channels.
✅ Omni-Channel Reliability
Fallbacks across SMS, WhatsApp, and Voice ensure code delivery even in poor networks.
✅ Scalable & Automated
Trigger 2FA messages instantly from your system—no manual intervention required.
✅ Global Reach, Local Delivery
Deliver codes across borders with local compliance and best routes.
✅ Brand-Trusted Verification
Use verified business profiles (WhatsApp, RCS) to reinforce legitimacy and user trust.
| Product | Role in 2FA & Verification |
|---|---|
| SMS | Fast, globally trusted OTP delivery for logins, account access, and transactions |
| WhatsApp Business API | Verified business messages for secure, rich 2FA with buttons, links, and branding |
| RCS | Send rich, app-like verification flows with expiry timers and quick response buttons |
| Integrated Chatbots | Automate re-verification steps or clarify security prompts |
| Voice / IVR | Deliver spoken OTPs for visually impaired users or regions with low SMS reliability |
| Trigger Event | Notification Channel | Example |
|---|---|---|
| Login from new device | SMS + WhatsApp | “New login attempt from Chrome in Karachi. Reply 'Yes' to confirm.” |
| High-value transaction | WhatsApp + Voice | “You're transferring PKR 100,000. Enter OTP: 918273.” |
| Password reset | SMS + RCS | “Reset request received. Tap here or enter OTP: 527281.” |