Developer documentation
Guides for wiring U2 Secured Authenticator push approvals into your own systems.
Choosing a factor
TOTP codes or push approvals — what each one needs, what each one costs, and why most products ship both.
Compare themTOTP codes
Six digits from any authenticator app. Enrol a user, verify a code — locally or through the API.
Build TOTPPush approvals
One tap on a paired phone, with number matching and a webhook when it resolves.
Build pushWordPress
A plugin that puts a tap-to-approve challenge on every WordPress login, with TOTP and recovery-code fallbacks. Install it, connect it, enforce it by role.
Set up WordPressUbuntu sign-in
A PAM module that puts a push with number matching on SSH, the desktop login and lock screens, sudo, su and admin prompts, with offline codes when the machine cannot reach U2 Secured. One app for a whole fleet, or codes only on your own laptop.
Set up UbuntuWindows sign-in
A sign-in tile that puts a push with number matching on the Windows sign-in screen, unlock and Remote Desktop, with offline codes when the PC cannot reach U2 Secured. A silent MSI for the PCs you manage, or codes only on your own PC.
Set up WindowsMore integrations
Need something specific? Email support@u2secured.com