finpin

Unlike password-based solutions that require you to remember just another PIN or password, sezame is a secure and simple multi-factor authentication solution. 
You only need the username and your fingerprint on your smartphone to log into any sezame-enabled site.

Sezame

Passwordless multi-factor authentication.

Konceptwise Digital Media Pvt Ltd

Authyo OTP Authentication for WooCommerce lets customers securely log in or checkout using their phone number and a one‑time password (OTP), while also ensuring they stay informed with all WooCommerce notifications delivered instantly via SMS, email, and WhatsApp for maximum convenience and engagement.
Features: 
* OTP-based login for users 
* OTP validation during checkout 
* WooCommerce-compatible 
* No need for passwords 
* Works with mobile numbers 
* WooCommerce order notifications via Email, SMS, and WhatsApp
Video Tutorial How to Use Authyo Authentication and Notification for WooCommerce Plugin
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Authyo Authentication and Notification for WooCommerce

Secure OTP authentication for WooCommerce login, registration, and checkout validation and notification via Email, SMS, WhatsApp, and Voice.

Sezame vs Authyo Authentication and Notification for WooCommerce