Centili Secure Auth
{ Multi-factor authentication powered by patented SIM technology. Stronger than SMS OTP with network-level security that cannot be intercepted or spoofed. }
Security that can't be compromised.
Our patented SIM-based authentication provides network-level security that works even when your device is offline.
SIM-Level Authentication
Authentication happens at the secure element layer, not the device.
Phishing Resistant
Cannot be intercepted by SIM swap or SMS interception attacks.
Works Offline
No internet connection required for authentication.
Universal Compatibility
Works on any phone with a SIM card, including feature phones.
How Secure Auth works.
Authentication happens at the SIM level, making it impossible to intercept or spoof.
User Request
User initiates login on any device
SIM Challenge
Secure element receives encrypted challenge
Cryptographic Response
SIM generates signed response
Verified Access
Network validates and grants access
Why choose Centili Secure Auth?
✕ Traditional SMS OTP
- •Vulnerable to SIM swap attacks
- •Can be intercepted over SS7
- •Requires network connectivity
- •Phishing vulnerable
✓ Centili Secure Auth
- SIM-level cryptography prevents all interception
- Works offline with no network required
- Zero phishing vulnerability
- Works on any phone including feature phones
Ready for Unbreakable Authentication?
Join leading enterprises using Centili Secure Auth to protect their users and data.