Articles (15)

Duo - "remember me" feature

Information about the Duo remember me function.

Duo - Hardware Token Error: "Incorrect passcode. Please try again" or "Error: Invalid passcode"

Duo hardware tokens can be re-synced by attempting to sign in with 3 consecutively generated passcodes.

Duo - Push Notifications Not Working

This article goes through why Duo push notifications might not be working.

Duo - Setup a New Phone

How to replace a phone used for Duo two-step authentication.

Duo - Sign-up with a Hardware Token

This article walks through the process of registering for Duo using the OTP c100 hardware token.

Duo - Using a Passcode with an Offline Cell Phone

This article walks through the process of using Duo with an offline cell phone.

Duo How to Reactivate My Phone

Self-service reactivation of a Duo phone with the same phone number.

Duo prompt not showing up on Iphone IOS 12

IOS 12.0 and newer are sometimes not allowing prompt for duo authentication while using ONID account.