With a huge range of features included out-of-the-box and over 13 000+ additional extensions available to download
TeddyID 1.5-Factor Authentication
FREE
Two Factor Authentication for customers + admin
Admin Two Factor Authentication
Two Factor Authentication
OpenID Connect Single Sign-On (SSO) Extension by..
Mobile Assistant Connector
Stripe with 3D and SCA Secured Payments
Paayes Checkout for OpenCart 2.x , 3.x , 4.x (3D..
MoceanAPI - Two Factor Authentication (SMS)